dm minor edits
authorLuc Moreau <l.moreau@ecs.soton.ac.uk>
Thu, 24 May 2012 15:33:58 +0100
changeset 2950 5ce009495484
parent 2949 ac8de42c58a5
child 2951 3b9e0089aa99
dm minor edits
model/diff.html
--- a/model/diff.html	Thu May 24 15:32:25 2012 +0100
+++ b/model/diff.html	Thu May 24 15:33:58 2012 +0100
@@ -1,3 +1,4 @@
+
 <!DOCTYPE html PUBLIC '-//W3C//DTD HTML 4.01 Transitional//EN' 'http://www.w3.org/TR/html4/loose.dtd'>
 <html lang="en" dir="ltr">
 <head><style type="text/css"><!--
@@ -12,9 +13,36 @@
     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 
     
 
+     
+    
+
+
     <style type="text/css">
       .note { font-size:small; margin-left:50px }
-     </style>
+     <span class="insert">
+
+table.thinborder {
+	border-width: 1px;
+	border-spacing: 0px;
+	border-style: none;
+	border-color: gray;
+	border-collapse: collapse;
+}
+table.thinborder th {
+	border-width: 1px;
+	padding: 0px;
+	border-style: solid;
+	border-color: gray;
+	-moz-border-radius: ;
+}
+table.thinborder td {
+	border-width: 1px;
+	padding: 2px;
+	border-style: solid;
+	border-color: gray;
+	-moz-border-radius: ;
+}
+</span></style>
 
      
      
@@ -488,15 +516,18 @@
 /* other */
 pre.sh_sourceCode .sh_section { color: black; font-weight: bold; }
 pre.sh_sourceCode .sh_paren { color: red; }
-pre.sh_sourceCode .sh_attribute { color: #006400; }<span class="delete">
-
-
+pre.sh_sourceCode .sh_attribute { color: #006400; }
+
+
+
+
+</style><style type="text/css">
 /* --- EDITORIAL NOTES --- */
 .component1-color {
  background-color: rgba(255,42,42,0.2);
-}</span>
-
-<span class="delete">.component2-color {
+}
+
+.component2-color {
  background-color: rgba(0,68,170,0.2);
 }
 
@@ -507,11 +538,11 @@
  background-color: rgba(204,255,0,0.2);
 }
 
-.component5-color {
+<span class="delete">.component5-color</span><span class="insert">.component6-color</span> {
  background-color: rgba(11,40,40,0.2);
 }
 
-.component6-color {
+<span class="delete">.component6-color</span><span class="insert">.component5-color</span> {
  background-color: rgba(244,105,14,0.2);
 }
 
@@ -888,6 +919,8 @@
     font-family: monospace;
     content: ")";
 }
+
+
 div[class="grammar"] span[class="group"]:before {
     font-weight: normal;
     font-size:130%;
@@ -916,8 +949,17 @@
     content:    "Structural constraint: ";
     font-weight:    bold;
 }
-</span></style><link href="./extra-dm.css" rel="stylesheet" type="text/css" charset="utf-8"><link href="http://www.w3.org/StyleSheets/TR/W3C-ED" rel="stylesheet" type="text/css" charset="utf-8"></head> 
-  <body style="display: inherit; "><div class="head"><p><a href="http://www.w3.org/"><img width="72" height="48" src="http://www.w3.org/Icons/w3c_home" alt="W3C"></a></p><h1 class="title" id="title">PROV-DM: The PROV Data Model</h1><h2 id="subtitle"><span class="insert">working towards WD6 (</span><a href="diff.html"><span class="insert">Diffs since last release</span></a><span class="insert">)</span></h2><h2 id="w3c-editor-s-draft-23-may-2012"><acronym title="World Wide Web Consortium">W3C</acronym> <span class="delete">Working</span><span class="insert">Editor's</span> Draft <span class="delete">03</span><span class="insert">23</span> May 2012</h2><dl><dt>This version:</dt><dd><span class="delete">http://www.w3.org/TR/2012/WD-prov-dm-20120503/</span><a href="http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html"><span class="insert">http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html</span></a></dd><dt>Latest published version:</dt><dd><a href="http://www.w3.org/TR/prov-dm/">http://www.w3.org/TR/prov-dm/</a></dd><dt>Latest editor's draft:</dt><dd><a href="http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html">http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html</a></dd><dt>Previous version:</dt><dd><span class="delete">http://www.w3.org/TR/2012/WD-prov-dm-20120202/</span><a href="http://www.w3.org/TR/2012/WD-prov-dm-20120503/"><span class="insert">http://www.w3.org/TR/2012/WD-prov-dm-20120503/</span></a></dd><dt>Editors:</dt><dd><a href="http://www.ecs.soton.ac.uk/~lavm/">Luc Moreau</a>, University of Southampton</dd>
+<span class="insert">
+
+.essential {
+    font-weight: bold;
+}
+
+.provType::before {
+}
+
+</span></style><link href="http://www.w3.org/StyleSheets/TR/W3C-ED" rel="stylesheet" type="text/css" charset="utf-8"></head> 
+  <body style="display: inherit; "><div class="head"><p><a href="http://www.w3.org/"><img width="72" height="48" src="http://www.w3.org/Icons/w3c_home" alt="W3C"></a></p><h1 class="title" id="title">PROV-DM: The PROV Data Model</h1><h2 id="subtitle"><span class="insert">working towards WD6 (</span><a href="diff.html"><span class="insert">Diffs since last release</span></a><span class="insert">)</span></h2><h2 id="w3c-editor-s-draft-24-may-2012"><acronym title="World Wide Web Consortium">W3C</acronym> <span class="delete">Working</span><span class="insert">Editor's</span> Draft <span class="delete">03</span><span class="insert">24</span> May 2012</h2><dl><dt>This version:</dt><dd><span class="delete">http://www.w3.org/TR/2012/WD-prov-dm-20120503/</span><a href="http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html"><span class="insert">http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html</span></a></dd><dt>Latest published version:</dt><dd><a href="http://www.w3.org/TR/prov-dm/">http://www.w3.org/TR/prov-dm/</a></dd><dt>Latest editor's draft:</dt><dd><a href="http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html">http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html</a></dd><dt>Previous version:</dt><dd><span class="delete">http://www.w3.org/TR/2012/WD-prov-dm-20120202/</span><a href="http://www.w3.org/TR/2012/WD-prov-dm-20120503/"><span class="insert">http://www.w3.org/TR/2012/WD-prov-dm-20120503/</span></a></dd><dt>Editors:</dt><dd><a href="http://www.ecs.soton.ac.uk/~lavm/">Luc Moreau</a>, University of Southampton</dd>
 <dd><a href="http://www.cs.ncl.ac.uk/people/Paolo.Missier">Paolo Missier</a>, Newcastle University</dd>
 <dt><span class="delete">Contributors:</span><span class="insert">Authors:</span></dt><dd><a href="http://semanticweb.org/wiki/Khalid_Belhajjame">Khalid Belhajjame</a>, University of Manchester</dd>
 <dd><span>Reza B'Far</span>, Oracle Corporation</dd>
@@ -934,7 +976,7 @@
 
     <div id="abstract" class="introductory section"><h2>Abstract</h2>
 <p>
-PROV-DM, the PROV data model, is a data model for provenance that describes
+PROV-DM, the PROV <span class="insert">conceptual </span>data model, is a data model for provenance that describes
 the entities, people and activities involved in
 producing a piece of data or thing. 
 PROV-DM <span class="insert">distinguishes core structures, forming the essence of provenance descriptions, from
@@ -944,7 +986,7 @@
 (2) agents bearing responsibility for entities that were generated and activities that happened;
 (3) derivations of entities from entities;
 (4) properties to link entities that refer to the same thing;
-(5) <span class="insert">notion of bundle, a mechanism to support provenance of provenance;
+(5) <span class="insert">a notion of bundle, a mechanism to support provenance of provenance; and,
 (6) </span>collections forming a logical structure for its <span class="delete">members;
 (6) a simple annotation mechanism.</span><span class="insert">members.</span>
 </p>
@@ -962,6 +1004,15 @@
 this document. </p>
 
     </div><div id="sotd" class="introductory section"><h2>Status of This Document</h2><p><em>This section describes the status of this document at the time of its publication. Other documents may supersede this document. A list of current <acronym title="World Wide Web Consortium">W3C</acronym> publications and the latest revision of this technical report can be found in the <a href="http://www.w3.org/TR/"><acronym title="World Wide Web Consortium">W3C</acronym> technical reports index</a> at http://www.w3.org/TR/.</em></p>
+<h4 id="last-call"><span class="insert">Last Call</span></h4>
+<p><span class="insert">This is the fifth public release of the PROV-DM document. 
+Publication as Last Call working draft means that 
+the Working Group believes that it has satisfied the relevant technical requirements outlined in its charter on this document. The design is not expected to change significantly, going forward, and now is the key time for external review, before the implementation phase.</span></p>
+<h4 id="please-comment-by--date-tbd"><span class="insert">Please Comment By (date TBD)</span></h4><span class="insert">
+The PROV Working group seeks public feedback on this Working Draft.
+The end date of the Last Call review period is TBD, and we would appreciate comments by that date to public-prov-comments@w3.org
+</span><p></p>
+
 <h4 id="prov-family-of-specifications">PROV Family of Specifications</h4>
 This document is part of the PROV family of specifications, a set of specifications defining various aspects that are necessary to achieve the vision of inter-operable
 interchange of provenance information in heterogeneous environments such as the Web.  The specifications are:
@@ -986,9 +1037,9 @@
 </ul>
 
 
-<h4 id="fourth-public-working-draft">Fourth Public Working Draft</h4>
-<p>This is the fourth public release of the PROV-DM document. Following feedback, the Working Group has decided to reorganize this document substantially, separating the data model from its contraints and the notation used to illustrate it. The PROV-DM release is synchronized with the release of the PROV-O, PROV-PRIMER, PROV-N, and PROV-CONSTRAINTS documents. We are now clarifying the entry path to the PROV family of specifications.</p>
-<p>This document was published by the <a href="http://www.w3.org/2011/prov/">Provenance Working Group</a> as <span class="delete">a Working</span><span class="insert">an Editor's</span> Draft.<span class="delete"> This document is intended to become a </span><span class="delete">W3C</span><span class="delete"> Recommendation.</span> If you wish to make comments regarding this document, please send them to <a href="mailto:public-prov-wg@w3.org">public-prov-wg@w3.org</a> (<a href="mailto:public-prov-wg-request@w3.org?subject=subscribe">subscribe</a>, <a href="http://lists.w3.org/Archives/Public/public-prov-wg/">archives</a>). All feedback is welcome.</p><p>Publication as <span class="delete">a Working</span><span class="insert">an Editor's</span> Draft does not imply endorsement by the <acronym title="World Wide Web Consortium">W3C</acronym> Membership. This is a draft document and may be updated, replaced or obsoleted by other documents at any time. It is inappropriate to cite this document as other than work in progress.</p><p>This document was produced by a group operating under the <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/">5 February 2004 <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>. <acronym title="World Wide Web Consortium">W3C</acronym> maintains a <a href="http://www.w3.org/2004/01/pp-impl/46974/status" rel="disclosure">public list of any patent disclosures</a> made in connection with the deliverables of the group; that page also includes instructions for disclosing a patent. An individual who has actual knowledge of a patent which the individual believes contains <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#def-essential">Essential Claim(s)</a> must disclose the information in accordance with <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#sec-Disclosure">section 6 of the <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>.</p></div><div id="toc" class="section"><h2 class="introductory">Table of Contents</h2><ul class="toc"><li class="tocline"><a href="#introduction" class="tocxref"><span class="secno">1. </span>Introduction<br>
+<span class="delete">Fourth Public Working Draft</span>
+<p>This <span class="delete">is the fourth public release of the PROV-DM document. Following feedback, the Working Group has decided to reorganize this document substantially, separating the data model from its contraints and the notation used to illustrate it. The PROV-DM release is synchronized with the release of the PROV-O, PROV-PRIMER, PROV-N, and PROV-CONSTRAINTS documents. We are now clarifying the entry path to the PROV family of specifications.</span>
+<span class="delete">This </span>document was published by the <a href="http://www.w3.org/2011/prov/">Provenance Working Group</a> as <span class="delete">a Working</span><span class="insert">an Editor's</span> Draft. <span class="delete">This document is intended</span><span class="insert">If you wish</span> to <span class="delete">become a </span><span class="delete">W3C</span><span class="delete"> Recommendation. If you wish</span><span class="insert">make comments regarding this document, please send them</span> to <span class="delete">make comments regarding this document, please send them to </span><span class="delete">public-prov-wg@w3.org</span><a href="mailto:public-prov-comments@w3.org"><span class="insert">public-prov-comments@w3.org</span></a> (<a href="mailto:public-prov-comments-request@w3.org?subject=subscribe">subscribe</a>, <a href="http://lists.w3.org/Archives/Public/public-prov-comments/">archives</a>). All feedback is welcome.</p><p>Publication as <span class="delete">a Working</span><span class="insert">an Editor's</span> Draft does not imply endorsement by the <acronym title="World Wide Web Consortium">W3C</acronym> Membership. This is a draft document and may be updated, replaced or obsoleted by other documents at any time. It is inappropriate to cite this document as other than work in progress.</p><p>This document was produced by a group operating under the <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/">5 February 2004 <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>. <acronym title="World Wide Web Consortium">W3C</acronym> maintains a <a href="http://www.w3.org/2004/01/pp-impl/46974/status" rel="disclosure">public list of any patent disclosures</a> made in connection with the deliverables of the group; that page also includes instructions for disclosing a patent. An individual who has actual knowledge of a patent which the individual believes contains <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#def-essential">Essential Claim(s)</a> must disclose the information in accordance with <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#sec-Disclosure">section 6 of the <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>.</p></div><div id="toc" class="section"><h2 class="introductory">Table of Contents</h2><ul class="toc"><li class="tocline"><a href="#introduction" class="tocxref"><span class="secno">1. </span>Introduction<br>
 </a><ul class="toc"><li class="tocline"><a href="#structure-of-this-document" class="tocxref"><span class="secno">1.1 </span>Structure of this Document</a></li><li class="tocline"><a href="#conventions" class="tocxref"><span class="secno">1.2 </span>Notational Conventions</a></li></ul></li><li class="tocline"><a href="#section-prov-overview" class="tocxref"><span class="secno">2. </span>PROV <span class="delete">Starting Points</span><span class="insert">Overview</span></a><ul class="toc"><li class="tocline"><a href="#core-structures" class="tocxref"><span class="secno"><span class="insert">2.1 </span></span><span class="insert">PROV Core Structures</span></a><ul class="toc"><li class="tocline"><a href="#section-entity-activity" class="tocxref"><span class="secno"><span class="delete">2.1</span><span class="insert">2.1.1</span> </span>Entity and Activity<span class="delete">2.2 </span><span class="delete">Generation, Usage, Derivation</span></a></li><li class="tocline"><a href="#section-agents-attribution-association-responsibility" class="tocxref"><span class="secno"><span class="delete">2.3 </span><span class="delete">Agents, Attribution, Association,</span><span class="insert">2.1.2 </span></span><span class="insert">Agents</span> and Responsibility</a></li><li class="tocline"><a href="#section-derivation" class="tocxref"><span class="secno"><span class="delete">2.4 </span><span class="delete">Further Entities: Collections and Accounts</span><span class="delete">2.5 </span><span class="delete">Simplified Overview Diagram</span><span class="delete">2.6 </span><span class="delete">PROV-N: The Provenance Notation</span><span class="insert">2.1.3 </span></span><span class="insert">Derivation</span></a></li></ul></li><li class="tocline"><a href="#section-extended-structures" class="tocxref"><span class="secno"><span class="insert">2.2 </span></span><span class="insert">PROV Extended Structures</span></a><ul class="toc"><li class="tocline"><a href="#section-prov-extended-mechanisms" class="tocxref"><span class="secno"><span class="insert">2.2.1 </span></span><span class="insert">Mechanisms to Define Extended Structures</span></a><ul class="toc"><li class="tocline"><a href="#section-prov-extended-approach-subtyping" class="tocxref"><span class="secno"><span class="insert">2.2.1.1 </span></span><span class="insert">Subtyping</span></a></li><li class="tocline"><a href="#section-prov-extended-approach-expanded-relation" class="tocxref"><span class="secno"><span class="insert">2.2.1.2 </span></span><span class="insert">Expanded Relations</span></a></li><li class="tocline"><a href="#section-prov-extended-approach-optional-identification-new-relation" class="tocxref"><span class="secno"><span class="insert">2.2.1.3 </span></span><span class="insert">Optional Identification and New Relations</span></a></li></ul></li><li class="tocline"><a href="#section-provenance-of-provnance" class="tocxref"><span class="secno"><span class="insert">2.2.2 </span></span><span class="insert">Provenance of Provenance</span></a></li><li class="tocline"><a href="#section-collections" class="tocxref"><span class="secno"><span class="insert">2.2.3 </span></span><span class="insert">Collections</span></a></li></ul></li><li class="tocline"><a href="#section-overview-components" class="tocxref"><span class="secno"><span class="insert">2.3 </span></span><span class="insert">Modular Organization</span></a></li></ul></li><li class="tocline"><a href="#prov-notation" class="tocxref"><span class="secno"><span class="insert">3. </span></span><span class="insert">The Provenance Notation</span></a></li><li class="tocline"><a href="#prov-dm-example" class="tocxref"><span class="secno"><span class="delete">3.</span><span class="insert">4.</span> </span>Illustration of PROV-DM by an Example</a><ul class="toc"><li class="tocline"><a href="#section-example-one" class="tocxref"><span class="secno"><span class="delete">3.1</span><span class="insert">4.1</span> </span>The Authors View</a></li><li class="tocline"><a href="#section-example-two" class="tocxref"><span class="secno"><span class="delete">3.2</span><span class="insert">4.2</span> </span>The Process View</a></li><li class="tocline"><a href="#section-example-c" class="tocxref"><span class="secno"><span class="delete">3.3</span><span class="insert">4.3</span> </span>Attribution of Provenance</a></li></ul></li><li class="tocline"><a href="#data-model-components" class="tocxref"><span class="secno"><span class="delete">4.</span><span class="insert">5.</span> </span>PROV-DM Types and Relations</a><ul class="toc"><li class="tocline"><a href="#component1" class="tocxref"><span class="secno"><span class="delete">4.1</span><span class="insert">5.1</span> </span>Component 1: Entities and Activities</a><ul class="toc"><li class="tocline"><a href="#term-Entity" class="tocxref"><span class="secno"><span class="delete">4.1.1</span><span class="insert">5.1.1</span> </span>Entity</a></li><li class="tocline"><a href="#term-Activity" class="tocxref"><span class="secno"><span class="delete">4.1.2</span><span class="insert">5.1.2</span> </span>Activity</a></li><li class="tocline"><a href="#term-Generation" class="tocxref"><span class="secno"><span class="delete">4.1.3</span><span class="insert">5.1.3</span> </span>Generation</a></li><li class="tocline"><a href="#term-Usage" class="tocxref"><span class="secno"><span class="delete">4.1.4</span><span class="insert">5.1.4</span> </span>Usage</a></li><li class="tocline"><a href="#term-Start" class="tocxref"><span class="secno"><span class="delete">4.1.5</span><span class="insert">5.1.5</span> </span>Start</a></li><li class="tocline"><a href="#term-End" class="tocxref"><span class="secno"><span class="delete">4.1.6</span><span class="insert">5.1.6</span> </span>End</a></li><li class="tocline"><a href="#term-Invalidation" class="tocxref"><span class="secno"><span class="delete">4.1.7</span><span class="insert">5.1.7</span> </span>Invalidation</a></li><li class="tocline"><a href="#term-wasInformedBy" class="tocxref"><span class="secno"><span class="delete">4.1.8</span><span class="insert">5.1.8</span> </span>Communication<span class="delete">4.1.9 </span><span class="delete">Start by Activity</span></a></li></ul></li><li class="tocline"><a href="#component2" class="tocxref"><span class="secno"><span class="delete">4.2</span><span class="insert">5.2</span> </span>Component 2: Agents and Responsibility</a><ul class="toc"><li class="tocline"><a href="#term-Agent" class="tocxref"><span class="secno"><span class="delete">4.2.1</span><span class="insert">5.2.1</span> </span>Agent</a></li><li class="tocline"><a href="#term-attribution" class="tocxref"><span class="secno"><span class="delete">4.2.2</span><span class="insert">5.2.2</span> </span>Attribution</a></li><li class="tocline"><a href="#term-ActivityAssociation" class="tocxref"><span class="secno"><span class="delete">4.2.3</span><span class="insert">5.2.3</span> </span>Association</a></li><li class="tocline"><a href="#term-responsibility" class="tocxref"><span class="secno"><span class="delete">4.2.4</span><span class="insert">5.2.4</span> </span>Responsibility</a></li></ul></li><li class="tocline"><a href="#component3" class="tocxref"><span class="secno"><span class="delete">4.3</span><span class="insert">5.3</span> </span>Component 3: Derivations</a><ul class="toc"><li class="tocline"><a href="#Derivation-Relation" class="tocxref"><span class="secno"><span class="delete">4.3.1</span><span class="insert">5.3.1</span> </span>Derivation</a></li><li class="tocline"><a href="#term-Revision" class="tocxref"><span class="secno"><span class="delete">4.3.2</span><span class="insert">5.3.2</span> </span>Revision</a></li><li class="tocline"><a href="#term-quotation" class="tocxref"><span class="secno"><span class="delete">4.3.3</span><span class="insert">5.3.3</span> </span>Quotation</a></li><li class="tocline"><a href="#term-original-source" class="tocxref"><span class="secno"><span class="delete">4.3.4</span><span class="insert">5.3.4</span> </span>Original Source</a></li><li class="tocline"><a href="#term-trace" class="tocxref"><span class="secno"><span class="delete">4.3.5</span><span class="insert">5.3.5</span> </span>Trace</a></li></ul></li><li class="tocline"><a href="#component4" class="tocxref"><span class="secno"><span class="delete">4.4</span><span class="insert">5.4</span> </span>Component 4: Alternate Entities</a><ul class="toc"><li class="tocline"><a href="#term-specialization" class="tocxref"><span class="secno"><span class="delete">4.4.1</span><span class="insert">5.4.1</span> </span>Specialization</a></li><li class="tocline"><a href="#term-alternate" class="tocxref"><span class="secno"><span class="delete">4.4.2</span><span class="insert">5.4.2</span> </span>Alternate</a></li></ul></li><li class="tocline"><a href="#component5" class="tocxref"><span class="secno"><span class="delete">4.5</span><span class="insert">5.5</span> </span>Component 5: <span class="delete">Collections</span><span class="insert">Bundles</span></a><ul class="toc"><li class="tocline"><a href="#term-bundle" class="tocxref"><span class="secno"><span class="delete">4.5.1 </span><span class="delete">Collection</span><span class="insert">5.5.1 </span></span><span class="insert">Bundle constructor</span></a></li><li class="tocline"><a href="#term-bundle-entity" class="tocxref"><span class="secno"><span class="delete">4.5.2 </span><span class="delete">Dictionary</span><span class="insert">5.5.2 </span></span><span class="insert">Bundle Description</span></a></li><li class="tocline"><a href="#term-hasProvenanceIn" class="tocxref"><span class="secno"><span class="delete">4.5.3 </span><span class="delete">Insertion</span><span class="delete">4.5.4 </span><span class="delete">Removal</span><span class="delete">4.5.5 </span><span class="delete">Membership</span><span class="insert">5.5.3 </span></span><span class="insert">Provenance Locator</span></a></li></ul></li><li class="tocline"><a href="#component6" class="tocxref"><span class="secno"><span class="delete">4.6</span><span class="insert">5.6</span> </span>Component 6: <span class="delete">Annotations</span><span class="insert">Collections</span></a><ul class="toc"><li class="tocline"><a href="#term-collection" class="tocxref"><span class="secno"><span class="delete">4.6.1 </span><span class="delete">Note</span><span class="insert">5.6.1 </span></span><span class="insert">Collection</span></a></li><li class="tocline"><a href="#term-dictinonary" class="tocxref"><span class="secno"><span class="delete">4.6.2 </span><span class="delete">Annotation</span><span class="insert">5.6.2 </span></span><span class="insert">Dictionary</span></a></li><li class="tocline"><a href="#term-dictionary-insertion" class="tocxref"><span class="secno"><span class="insert">5.6.3 </span></span><span class="insert">Insertion</span></a></li><li class="tocline"><a href="#term-dictionary-removal" class="tocxref"><span class="secno"><span class="insert">5.6.4 </span></span><span class="insert">Removal</span></a></li><li class="tocline"><a href="#term-dictionary-membership" class="tocxref"><span class="secno"><span class="insert">5.6.5 </span></span><span class="insert">Membership</span></a></li></ul></li><li class="tocline"><a href="#second-class-elements" class="tocxref"><span class="secno"><span class="delete">4.7</span><span class="insert">5.7</span> </span>Further Elements of PROV-DM</a><ul class="toc"><li class="tocline"><a href="#term-NamespaceDeclaration" class="tocxref"><span class="secno"><span class="delete">4.7.1</span><span class="insert">5.7.1</span> </span>Namespace Declaration</a></li><li class="tocline"><a href="#term-qualified-name" class="tocxref"><span class="secno"><span class="delete">4.7.2</span><span class="insert">5.7.2</span> </span>Qualified Name</a></li><li class="tocline"><a href="#term-identifier" class="tocxref"><span class="secno"><span class="delete">4.7.3</span><span class="insert">5.7.3</span> </span>Identifier</a></li><li class="tocline"><a href="#term-attribute" class="tocxref"><span class="secno"><span class="delete">4.7.4</span><span class="insert">5.7.4</span> </span>Attribute</a><ul class="toc"><li class="tocline"><a href="#term-attribute-label" class="tocxref"><span class="secno"><span class="delete">4.7.4.1</span><span class="insert">5.7.4.1</span> </span>prov:label</a></li><li class="tocline"><a href="#term-attribute-location" class="tocxref"><span class="secno"><span class="delete">4.7.4.2</span><span class="insert">5.7.4.2</span> </span>prov:location</a></li><li class="tocline"><a href="#term-attribute-role" class="tocxref"><span class="secno"><span class="delete">4.7.4.3</span><span class="insert">5.7.4.3</span> </span>prov:role</a></li><li class="tocline"><a href="#term-attribute-type" class="tocxref"><span class="secno"><span class="delete">4.7.4.4</span><span class="insert">5.7.4.4</span> </span>prov:type</a></li><li class="tocline"><a href="#term-attribute-value" class="tocxref"><span class="secno"><span class="delete">4.7.4.5</span><span class="insert">5.7.4.5</span> </span>prov:value</a></li></ul></li><li class="tocline"><a href="#term-value" class="tocxref"><span class="secno"><span class="delete">4.7.5</span><span class="insert">5.7.5</span> </span>Value</a></li></ul></li></ul></li><li class="tocline"><a href="#extensibility-section" class="tocxref"><span class="secno"><span class="delete">5.</span><span class="insert">6.</span> </span>PROV-DM Extensibility Points</a></li><li class="tocline"><a href="#valid-provenance" class="tocxref"><span class="secno"><span class="delete">6.</span><span class="insert">7.</span> </span>Creating Valid Provenance</a></li><li class="tocline"><a href="#acknowledgements" class="tocxref"><span class="secno">A. </span>Acknowledgements</a></li><li class="tocline"><a href="#references" class="tocxref"><span class="secno">B. </span>References</a><ul class="toc"><li class="tocline"><a href="#normative-references" class="tocxref"><span class="secno">B.1 </span>Normative references</a></li><li class="tocline"><a href="#informative-references" class="tocxref"><span class="secno">B.2 </span>Informative references</a></li></ul></li></ul></div> 
 
 
@@ -1021,33 +1072,50 @@
 
 <p>
 We
-consider a core data model for provenance that allows  domain and application specific representations of provenance to be translated into such a data model and  <em>interchanged</em> between systems.
-Thus, heterogeneous systems can export their native provenance into such a core data model, and applications that need to make sense of provenance in heterogeneous systems can then import it,
+consider a <span class="delete">core</span><span class="insert">generic</span> data model for provenance that allows  domain and application specific representations of provenance to be translated into such a data model and  <em>interchanged</em> between systems.
+Thus, heterogeneous systems can export their native provenance into such a core data model, and applications that need to make sense of provenance <span class="delete">in heterogeneous systems </span>can then import it,
 process it, and reason over it.</p>
 
-<p>A set of specifications, referred to as the PROV family of specifications, define the various aspects
+
+
+
+
+
+<p><span class="delete">A set of specifications, referred</span><span class="insert">
+The PROV data model distinguishes </span><em><span class="insert">core structures</span></em><span class="insert"> from
+</span><em><span class="insert">extended structures</span></em><span class="insert">: core structures form the essence of
+provenance descriptions, and are commonly found in various
+domain-specific vocabularies. Extended structures enhance and refine core
+structures with more expressive capabilities</span> to <span class="delete">as the PROV family of specifications, define the various aspects
 that are necessary to achieve this vision in an interoperable
-way:</p>
-<ul>
-<li>A data model for provenance, which is presented in three documents:
-<ul>
-<li> PROV-DM (part I): the provenance data model, informally described (this document);
-</li><li> PROV-CONSTRAINTS (part II): constraints underpinning the data model [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-CONSTRAINTS">PROV-CONSTRAINTS</a></cite>];
-</li><li> PROV-N (part III): a notation to express instances of that data model for human consumption [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-N">PROV-N</a></cite>];
-</li></ul> 
-</li>
-<li>PROV-O: the PROV ontology, an OWL-RL ontology allowing the mapping of PROV to RDF [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-O">PROV-O</a></cite>];</li>
-<li>PROV-AQ: the mechanisms for accessing and querying provenance [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-AQ">PROV-AQ</a></cite>];</li>
-<li>PROV-PRIMER: a primer for the PROV approach [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-PRIMER">PROV-PRIMER</a></cite>];</li>
-<li>PROV-SEM: semantics of the PROV-DM data model [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-SEM">PROV-SEM</a></cite>];</li>
-<li>PROV-XML: an XML schema for the PROV data model.</li>
-</ul>
-
-
-<p>
-The  PROV data model is a domain-agnostic model, but with clear extensibility points allowing further domain-specific and
+way:</span>
+
+<span class="delete">A data model</span><span class="insert">cater</span> for <span class="delete">provenance, which is presented in three documents:
+</span>
+<span class="delete"> PROV-DM (part I): the provenance data model, informally described (this document);
+</span><span class="delete"> PROV-CONSTRAINTS (part II): constraints underpinning the data model [</span><span class="delete">PROV-CONSTRAINTS</span><span class="delete">];
+</span><span class="delete"> PROV-N (part III): a notation to express instances of that data model for human consumption [</span><span class="delete">PROV-N</span><span class="delete">];
+</span> 
+
+<span class="delete">PROV-O: the PROV ontology, an OWL-RL ontology allowing the mapping of PROV to RDF [</span><span class="delete">PROV-O</span><span class="delete">];</span>
+<span class="delete">PROV-AQ: the mechanisms for accessing and querying provenance [</span><span class="delete">PROV-AQ</span><span class="delete">];</span>
+<span class="delete">PROV-PRIMER: a primer for the PROV approach [</span><span class="delete">PROV-PRIMER</span><span class="delete">];</span>
+<span class="delete">PROV-SEM: semantics of the PROV-DM data model [</span><span class="delete">PROV-SEM</span><span class="delete">];</span>
+<span class="delete">PROV-XML: an XML schema for the PROV data model.</span>
+
+
+
+<span class="insert">more
+advanced uses of provenance.</span>
+The  PROV data <span class="insert">model, comprising both core and extended structures, is a domain-agnostic model, but with clear extensibility points allowing further domain-specific and
 application-specific extensions to be defined.
-The PROV data model is structured according to six components covering various aspects of provenance:</p>
+</span></p>
+
+
+<p><span class="insert">
+The PROV data </span>model <span class="insert">has a modular design and </span>is <span class="delete">a domain-agnostic model, but with clear extensibility points allowing further domain-specific and
+application-specific extensions</span><span class="insert">structured according</span> to <span class="delete">be defined.
+The PROV data model is structured according to </span>six components covering various <span class="delete">aspects</span><span class="insert">facets</span> of provenance:</p>
 <ul>
 <li> component 1: entities and activities, and the time at which they were created, used, or ended;
 </li><li> component 2: agents bearing responsibility for entities that were generated and activities that happened;
@@ -1058,19 +1126,19 @@
 </li></ul>
 
 
-<p>This specification presents the key concepts of the PROV Data Model, and
+<p>This specification presents the <span class="delete">key </span>concepts of the PROV Data Model, and
 provenance types and relations, without specific concern for how they are applied.
 With these, it becomes possible to write useful provenance descriptions, and publish or embed them <span class="delete">along side</span><span class="insert">alongside</span> the data they relate to. </p>
 
 <p>However, if something about which provenance is expressed is subject to change, then it is challenging to express its provenance precisely (e.g. the data from which a daily weather report is derived  changes from day to day).
- To address this challenge, a <em>refinement</em> is proposed to enrich simple provenance, with extra descriptions that  help qualify the specific subject of provenance and provenance itself, with attributes and temporal information, intended to satisfy a comprehensive set of constraints.  These aspects are covered in the companion specification [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-CONSTRAINTS">PROV-CONSTRAINTS</a></cite>].
+ To address this challenge, <span class="delete">a </span><span class="delete">refinement</span><span class="insert">it</span> is proposed to enrich simple provenance, with <span class="delete">extra</span><span class="insert">refined</span> descriptions that  help qualify the specific subject of provenance and provenance itself, with attributes and temporal information, intended to satisfy a comprehensive set of constraints.  These aspects are covered in the companion specification [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-CONSTRAINTS">PROV-CONSTRAINTS</a></cite>].
 </p>
 
 
 <div id="structure-of-this-document" class="section"> 
 <h3><span class="secno">1.1 </span>Structure of this Document</h3>
 
-<p><a href="#section-prov-overview">Section 2</a> provides<span class="insert"> an overview of the PROV Data Model,</span>  <span class="delete">starting points for the PROV Data Model, listing a</span><span class="insert">distinguishing a CORE</span> set of types and  relations, <span class="delete">which allows users to make initial</span><span class="insert">commonly found in</span> provenance <span class="delete">descriptions.</span><span class="insert">descriptions, from extended structures catering for advanced uses.</span></p>
+<p><a href="#section-prov-overview">Section 2</a> provides<span class="insert"> an overview of the PROV Data Model,</span>  <span class="delete">starting points for the PROV Data Model, listing a</span><span class="insert">distinguishing a core</span> set of types and  relations, <span class="delete">which allows users to make initial</span><span class="insert">commonly found in</span> provenance <span class="delete">descriptions.</span><span class="insert">descriptions, from extended structures catering for advanced uses. It also introduces a modular organization of the data model in components. </span></p>
 
 <p><a href="#prov-notation"><span class="insert">Section 3</span></a><span class="insert"> overviews the Provenance Notation used to illustrate examples of provenance descriptions.</span></p>
 
@@ -1089,7 +1157,7 @@
 
 <p><a href="#extensibility-section">Section <span class="delete">5</span><span class="insert">6</span></a> summarizes PROV-DM extensibility points.</p>
 
-<p><a href="#valid-provenance">Section <span class="delete">6</span><span class="insert">7</span></a> introduces the idea that constraints can be applied to the PROV data model to refine provenance descriptions; these are covered in the companion specification [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-CONSTRAINTS">PROV-CONSTRAINTS</a></cite>].</p>
+<p><a href="#valid-provenance">Section <span class="delete">6</span><span class="insert">7</span></a> introduces the idea that constraints can be applied to the PROV data model to <span class="delete">refine</span><span class="insert">validate</span> provenance descriptions; these are covered in the companion specification [<cite><a class="bibref" rel="biblioentry" href="#bib-PROV-CONSTRAINTS">PROV-CONSTRAINTS</a></cite>].</p>
 
 
 </div> 
@@ -1110,10 +1178,10 @@
 The following namespaces prefixes are used throughout this document.
 
 </p><div style="text-align: left;">
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="namespace-table">Table 1: Prefix and Namespaces used in this specification</caption>
 <tbody><tr><td><a><b>prefix</b></a></td><td><b>namespace uri</b></td> <td><b>definition</b></td></tr>
-<tr><td><a>prov</a></td><td>http://www.w3.org/ns/prov#</td><td>The PROV namespace (see Section <a href="#term-NamespaceDeclaration">4.7.1</a>)</td></tr>
+<tr><td><a>prov</a></td><td>http://www.w3.org/ns/prov#</td><td>The PROV namespace (see Section <a href="#term-NamespaceDeclaration"><span class="delete">4.7.1</span><span class="insert">5.7.1</span></a>)</td></tr>
 <tr><td><a>xsd</a></td><td>http://www.w3.org/2000/10/XMLSchema#</td><td>XML Schema Namespace [<cite><a class="bibref" rel="biblioentry" href="#bib-XMLSCHEMA-2">XMLSCHEMA-2</a></cite>]</td></tr>
 <tr><td><a>rdf</a></td><td>http://www.w3.org/1999/02/22-rdf-syntax-ns#</td><td>The RDF namespace  [<cite><a class="bibref" rel="biblioentry" href="#bib-RDF-CONCEPTS">RDF-CONCEPTS</a></cite>]</td></tr>
 <tr><td><a>(others)</a></td><td>(various)</td><td>All other namespace prefixes are used in examples only. <br> In particular, URIs starting with "http://example.com" represent<br> some application-dependent URI [<cite><a class="bibref" rel="biblioentry" href="#bib-URI">URI</a></cite>]</td></tr>
@@ -1122,7 +1190,7 @@
 
 <p><span class="insert"> 
   Examples throughout this document use the PROV-N Provenance
-  Notation, briefly introduced in </span><a href="#prov-notation"><span class="insert">Section 3</span></a><span class="insert"> and specified fully in separate document [</span><cite><a class="bibref" rel="biblioentry" href="#bib-PROV-N"><span class="insert">PROV-N</span></a></cite><span class="insert">].</span></p>
+  Notation, briefly introduced in </span><a href="#prov-notation"><span class="insert">Section 3</span></a><span class="insert"> and specified fully in a separate document [</span><cite><a class="bibref" rel="biblioentry" href="#bib-PROV-N"><span class="insert">PROV-N</span></a></cite><span class="insert">].</span></p>
 
 
 </div> 
@@ -1136,7 +1204,7 @@
 
 <p>
 This section introduces provenance concepts with informal descriptions and illustrative
-examples.<span class="insert"> PROV distinguishes</span>  <span class="delete">Since </span><em><span class="insert">core structures</span></em><span class="insert">, forming the essence of  provenance descriptions, from </span><em><span class="insert">extended structures</span></em><span class="insert"> catering for more advanced uses of provenance.  Core and extended structures are respectively presented in </span><a href="#core-structures"><span class="insert">Section 2.1</span></a><span class="insert"> and </span><a href="#section-extended-structures"><span class="insert">Section 2.2</span></a><span class="insert">. Furthermore, the PROV data model is organized according to components, which are thematic groupings of concepts, overviewed in </span><a href="#section-overview-components"><span class="insert">Section 2.3</span></a><span class="insert">.
+examples.<span class="insert"> PROV distinguishes</span>  <span class="delete">Since </span><em><span class="insert">core structures</span></em><span class="insert">, forming the essence of  provenance descriptions, from </span><em><span class="insert">extended structures</span></em><span class="insert"> catering for more advanced uses of provenance.  Core and extended structures are respectively presented in </span><a href="#core-structures"><span class="insert">Section 2.1</span></a><span class="insert"> and </span><a href="#section-extended-structures"><span class="insert">Section 2.2</span></a><span class="insert">. Furthermore, the PROV data model is organized according to components, which form thematic groupings of concepts (see </span><a href="#section-overview-components"><span class="insert">Section 2.3</span></a><span class="insert">).
 </span></p>
 
 
@@ -1146,7 +1214,7 @@
 <p><span class="insert">The core of PROV consists of essential provenance structures commonly found in provenance descriptions.
 It is summarized graphically by
 the UML diagram of </span><a href="#prov-core-structures"><span class="insert">Figure 1</span></a><span class="insert">,
-illustrating  three types (entity, activity, and agent) and how they relate to each other.  In the core of PROV, all relations are binary. </span></p>
+illustrating  three types (entity, activity, and agent) and how they relate to each other.  In the core of PROV, all associations are binary. </span></p>
 
 
 <div style="text-align: center; ">
@@ -1157,9 +1225,9 @@
   </figure>
 </div>
 
-<p><span class="insert">The rest of this section introduces the concepts found in PROV Core structures.
-They are summarized in  </span><a href="#overview-types-and-relations"><span class="insert">Table 2</span></a><span class="insert">, where they are grouped according to
-the types and relations the PROV conceptual data model. 
+<p><span class="insert">The concepts found in the core of PROV are introduced in the rest of this section.
+They are summarized in  </span><a href="#overview-types-and-relations"><span class="insert">Table 2</span></a><span class="insert">, where they are categorized as
+ type or relation.
  The first column lists concepts, the second column indicates whether a concept maps to a type or a relation, whereas the third column contains the corresponding name.    Names of relations have a verbal form in the past tense to express what happened in the past, as opposed to what may or will happen. 
 </span></p>
 
@@ -1167,8 +1235,9 @@
 
 
 
+
 <div style="text-align: left;">
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="overview-types-and-relations"><span class="insert">Table 2: Mapping of PROV core concepts to  types and relations</span></caption>
 <tbody><tr><td><a><b><span class="insert">PROV Concepts</span></b></a></td><td><b>PROV-DM <span class="delete">is a conceptual data
 model, Section 2.5 maps the concepts to various </span>types <span class="delete">and relations,
@@ -1248,7 +1317,7 @@
 <span class="delete">2.2 </span><span class="delete">Generation, Usage, Derivation</span>
 
 <p>Activities and entities are associated with each other in two different ways: activities utilize entities and activities  produce entities. The act of utilizing or producing an entity may have a duration.  
- The term 'generation' refers to the completion of the act of producing; likewise, the term 'usage' refers to the beginning of the act of utilizing entities. Thus, we define the following notions of generation and usage. </p>
+ The term 'generation' refers to the completion of the act of producing; likewise, the term 'usage' refers to the beginning of the act of utilizing entities. Thus, we define the following <span class="delete">notions</span><span class="insert">concepts</span> of generation and usage. </p>
 
 <p>
 </p><div class="glossary-ref">
@@ -1315,7 +1384,7 @@
 
 <div class="conceptexample" id="agent-example">
 <p>
-Software for checking the use of grammar in a document may be defined as an agent of a document preparation activity, and at the same time one can describe its provenance, including for instance the vendor and the version history. 
+Software for checking the use of grammar in a document may be defined as an agent of a document preparation <span class="delete">activity, and at the same time </span><span class="insert">activity;  </span>one can<span class="insert"> also</span> describe its provenance, including for instance the vendor and the version history. 
 A site selling books on the Web, the services involved in the processing of orders, and the companies hosting them are also agents.
 </p>
 </div>
@@ -1407,10 +1476,10 @@
 
 
 
-<p><span class="insert">Activities utilize entities and produce entities. In some cases, utilizing an entity influences the creation of another in some way. This notion is captured by derivations, defined as follows.</span></p>
+<p><span class="insert">Activities utilize entities and produce entities. In some cases, utilizing an entity influences the creation of another in some way. This notion of 'influence' is captured by derivations, defined as follows.</span></p>
 
 <p>
-<span class="glossary-ref"><span class="insert">   A </span><span class="dfn"><span class="insert">derivation</span></span><span class="insert">  is a transformation of an entity into another, a construction of an entity into another, or an update of an entity, resulting in a new one.</span></span>
+<span class="glossary-ref"><span class="insert">   A </span><span class="dfn"><span class="insert">derivation</span></span><span class="insert">  is a transformation of an entity into another, an update of an entity, resulting in a new one, or based on an entity, the construction of another.</span></span>
 
 
 
@@ -1428,7 +1497,7 @@
 
 <p><span class="delete">There </span><span class="insert">While the core of PROV focuses on essential provenance structures commonly found in provenance descriptions, extended structures 
 </span>are <span class="insert">designed to support more advanced uses of provenance. 
-The purpose of this section is twofold. First, mechanisms to specify these extended structures are introduced.  Second,  </span>two further <span class="delete">types of entities, collections</span><span class="insert">categories of provenance structures are overviewed: they cater for provenance of provenance</span> and <span class="delete">accounts, which</span><span class="insert">collections,  respectively.</span></p>
+The purpose of this section is twofold. First, mechanisms to specify these extended structures are introduced.  Second,  </span>two further <span class="delete">types of entities, collections</span><span class="insert">kinds of provenance structures are overviewed: they cater for provenance of provenance</span> and <span class="delete">accounts, which</span><span class="insert">collections,  respectively.</span></p>
 
 
 
@@ -1492,7 +1561,7 @@
 
 <div class="conceptexample" id="association-example2">
 <p><span class="insert">An example of association between an activity and an agent involving a plan is:
-an XSLT transform launched by a user based on an XSL style sheet (a plan).
+an XSLT transform (an activity) launched by a user (an agent) based on an XSL style sheet (a plan).
 
 </span></p></div>
 </div>
@@ -1504,10 +1573,9 @@
 <p><span class="insert">Some concepts exhibit both a core use, expressed as
 binary relation, and an extended use, expressed as n-ary relation.  In
 some cases, mapping the concept to a relation, whether binary or
-n-ary, is not sufficient: instead, it may be required to able to
-identify an instance of such concept.</span></p>
-
-<p><span class="insert">In such circumstances, PROV-DM allows an optional identifier to be
+n-ary, is not sufficient: instead, it may be required to
+identify an instance of such concept.  In those cases, PROV-DM allows for 
+an optional identifier to be
 expressed to identify an instance of an association between two or
 more elements.  This optional identifier can then be used to refer to
 an instance as part of other concepts.</span></p>
@@ -1602,10 +1670,10 @@
 is further organized according to components, grouping concepts in a
 thematic manner. </span></p>
 
-<p> <a href="#components-overview"><span class="insert">Table 3</span></a><span class="insert"> enumerates the six components, five of which</span> have <span class="delete">introduced a series of concepts underpinning provenance.   PROV-DM  is a conceptual data model consisting of types and relations between these.  </span><span class="insert">already been implicitly overviewed in this section. All components offer extended structures, whereas the first three only offer core structures.
+<p> <a href="#components-overview"><span class="insert">Table 3</span></a><span class="insert"> enumerates the six components, five of which</span> have <span class="delete">introduced a series of concepts underpinning provenance.   PROV-DM</span><span class="insert">already been implicitly overviewed in this section. All components specify extended structures, whereas only the first three</span>  <span class="delete">is a conceptual data model consisting of types and relations between these.  </span><span class="insert">define core structures.
 
 </span></p><div id="components-overview-div" style="text-align: center;">
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="components-overview">Table <span class="delete">2</span><span class="delete"> shows how provenance concepts can be mapped to types and relations in PROV-DM: the first column lists concepts introduced in this section, the second column indicates whether a concept maps to a type or a relation, whereas the third column contains the corresponding name.    Names of relations have a verbal form in the past tense to express what happened in the past, as opposed to what may or will happen. 
 </span>
 
@@ -1616,7 +1684,7 @@
 <tbody><tr><td><span class="delete">PROV Concepts</span></td><td><span class="delete">PROV-DM types or relations</span><span class="insert">Component</span></td><td><span class="delete">Name</span><span class="insert">Core </span><br><span class="insert">Structures</span></td><td><span class="insert">Overview</span></td><td><span class="insert">Specification</span></td><td><span class="insert">Description</span></td></tr>
  
 <tr>
-<td><span class="delete">Entity</span><span class="insert">1</span></td><span class="delete">PROV-DM Types</span><td style="text-align: left;"><span class="insert">Entities and Activities</span></td><td><span class="delete">entity</span><span class="insert">✔</span></td><td><a href="#section-entity-activity"><span class="insert">2.1.1</span></a></td><td><a href="#component1"><span class="insert">5.1</span></a></td><td style="text-align: left;"><span class="insert">about entities and activities, and their interrelations</span></td></tr>
+<span class="delete">Entity</span><td style="	padding: 8px;"><span class="insert">1</span></td><span class="delete">PROV-DM Types</span><td style="text-align: left;"><span class="insert">Entities and Activities</span></td><td><span class="delete">entity</span><span class="insert">✔</span></td><td><a href="#section-entity-activity"><span class="insert">2.1.1</span></a></td><td><a href="#component1"><span class="insert">5.1</span></a></td><td style="text-align: left;"><span class="insert">about entities and activities, and their interrelations</span></td></tr>
  
 <tr><td><span class="delete">Activity</span><span class="insert">2</span></td><td style="text-align: left;"><span class="insert">Agent and Responsibility</span></td><td><span class="delete">activity</span><span class="insert">✔</span></td><td><a href="#section-agents-attribution-association-responsibility"><span class="insert">2.1.2</span></a></td><td><a href="#component2"><span class="insert">5.2</span></a></td><td style="text-align: left;"><span class="insert">about agents and concepts ascribing responsibility to them</span></td></tr>
  
@@ -1716,13 +1784,13 @@
 
 <li><span class="insert">
 PROV-N </span><em><span class="insert">optional arguments</span></em><span class="insert"> need not be specified:
-the general rule for optional arguments is that, if none of them are used in the expression, then they are simply omitted, resulting in a simpler expression. However, it may be the case that only some of the optional arguments need to be specified. Because the position of the arguments in the expression matters, in this case an additional marker must be used to indicate that a particular term is not available. The syntactic marker  '</span><span class="name"><span class="insert">-</span></span><span class="insert">' is used for this purpose.
+the general rule for optional arguments is that, if none of them are used in the expression, then they are simply omitted, resulting in a simpler expression. However, it may be the case that only some of the optional arguments need to be specified. Because the position of the arguments in the expression matters, in this case, an additional marker must be used to indicate that a particular term is not available. The syntactic marker  '</span><span class="name"><span class="insert">-</span></span><span class="insert">' is used for this purpose.
 </span></li>
 
 <li><span class="insert">Most expressions 
 include an identifier 
 and a set of attribute-value pairs; both are optional unless otherwise specified. By convention, the identifier occurs in the </span><em><span class="insert">first position</span></em><span class="insert">, and the set of attribute-value pairs in the </span><em><span class="insert">last position</span></em><span class="insert">.
-Consistent with the convention on arguments, the marker  </span><span class="name"><span class="insert">-</span></span><span class="insert"> can be used when the identifier is not available, or can be omitted altogether with no ambiguity arising.
+Consistent with the convention on arguments, the marker  '</span><span class="name"><span class="insert">-</span></span><span class="insert">' can be used when the identifier is not available, or can be omitted altogether with no ambiguity arising. To further disambiguate expressions that contains an optional identifier, the optional identifier or marker must be followed by '</span><span class="name"><span class="insert">;</span></span><span class="insert">'.
 </span></li>
 </ul>
 
@@ -1739,7 +1807,7 @@
 </span><pre class="codeexample"><span class="insert">used(a1,e1)
 wasGeneratedBy(e2,a1)
 </span></pre><span class="insert">
-The same description, but with an explicit identifier </span><span class="name"><span class="insert">u1</span></span><span class="insert"> for the usage, and the syntactic marker </span><span class="name"><span class="insert">-</span></span><span class="insert"> to mark the absence of identifier in the generation.
+The same descriptions, but with an explicit identifier </span><span class="name"><span class="insert">u1</span></span><span class="insert"> for the usage, and the syntactic marker '</span><span class="name"><span class="insert">-</span></span><span class="insert">' to mark the absence of identifier in the generation. Both are followed by  '</span><span class="name"><span class="insert">;</span></span><span class="insert">'.
 </span><pre class="codeexample"><span class="insert">used(u1;a1,e1)
 wasGeneratedBy(-;e2,a1)
 </span></pre>
@@ -1977,9 +2045,10 @@
 
 <h2><span class="secno"><span class="delete">4.</span><span class="insert">5.</span> </span>PROV-DM Types and Relations</h2>
 
-<p>Provenance concepts, expressed as PROV-DM types and relations, are structured according to six components that are introduced in this section.
-<span class="delete">Components</span><span class="insert">The components</span> and their dependencies are illustrated in <a href="#prov-dm-components">Figure 4</a>. A component that relies on concepts defined in another also sits above it in this figure.
-PROV-DM consists of the following components.</p>
+<p>Provenance concepts, expressed as PROV-DM types and relations, are <span class="delete">structured</span><span class="insert">organized</span> according to six components that are <span class="delete">introduced</span><span class="insert">defined</span> in this section.
+<span class="delete">Components</span><span class="insert">The components</span> and their dependencies are illustrated in <a href="#prov-dm-components">Figure 4</a>. A component that relies on concepts defined in another <span class="delete">also sits</span><span class="insert">is displayed</span> above it in <span class="delete">this</span><span class="insert">the</span> figure.<span class="delete">
+PROV-DM consists of the following components.</span><span class="insert">  So, for example, component 6 (collections) depends on concepts defined in component 3 (derivation), itself dependen on concepts defined in component 1 (entity and activity).
+</span></p>
 
 <div id="prov-dm-components-ul">
 <ul>
@@ -2027,7 +2096,7 @@
 </div>
 
 <p>
-While  not all PROV-DM relations are binary, they all involve two primary elements. Hence, <a href="#relations-at-a-glance">Table 3</a> indexes all relations according to their two primary elements.  The table adopts the same color scheme as <a href="#prov-dm-components">Figure 4</a>, allowing components to be readily identified.
+While  not all PROV-DM relations are binary, they all involve two primary elements. Hence, <a href="#relations-at-a-glance">Table 3</a> indexes all relations according to their two primary <span class="delete">elements.</span><span class="insert">elements (referred to as subject and object).</span>  The table adopts the same color scheme as <a href="#prov-dm-components">Figure 4</a>, allowing components to be readily identified.
 Note that for simplicity, this table  does not include <span class="insert">bundle-oriented and </span>collection-oriented relations.
 <span class="insert">Relation names appearing in bold correspond to the core structures introduced
 in </span><a href="#core-structures"><span class="insert">Section 2.1</span></a><span class="insert">.</span></p>
@@ -2036,10 +2105,11 @@
 
 
 <div id="relations-at-a-glance-div" style="text-align: center;">
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="relations-at-a-glance">Table 3: PROV-DM Relations At a Glance</caption>
-<tbody><tr><td></td><td>Entity</td><td>Activity</td><td>Agent</td><span class="delete">Note</span></tr> 
-<tr><td>Entity</td><td><div class="component3-color"><a class="essential internalDFN" href="#dfn-wasderivedfrom">wasDerivedFrom</a><br><a>wasRevisionOf</a><br><a>wasQuotedFrom</a><br><a>hadOriginalSource</a></div><div class="component4-color"><a href="#dfn-alternateof" class="internalDFN">alternateOf</a><br><a href="#dfn-specializationof" class="internalDFN">specializationOf</a></div></td><td class="component1-color"><a class="essential internalDFN" title="wasGeneratedBy" href="#dfn-wasgeneratedby">wasGeneratedBy</a><br><a title="wasInvalidatedBy" href="#dfn-wasinvalidatedby" class="internalDFN">wasInvalidatedBy</a></td><td class="component2-color"><a class="essential internalDFN" href="#dfn-wasattributedto">wasAttributedTo<span class="delete">hasAnnotation</span></a></td></tr>
+<tbody><tr><td style="border-width: 0px; "></td><td style="border-width: 0px; "></td><td colspan="3"><span class="insert">Object</span></td></tr> 
+<tr><td style="border-width: 0px; "></td><td style="border-width: 0px; "></td><td>Entity</td><td>Activity</td><td>Agent</td><span class="delete">Note</span></tr> 
+<tr><td rowspan="3"><span class="insert">Subject</span></td><td>Entity</td><td><div class="component3-color"><a class="essential internalDFN" href="#dfn-wasderivedfrom">wasDerivedFrom</a><br><a>wasRevisionOf</a><br><a>wasQuotedFrom</a><br><a>hadOriginalSource</a></div><div class="component4-color"><a href="#dfn-alternateof" class="internalDFN">alternateOf</a><br><a href="#dfn-specializationof" class="internalDFN">specializationOf</a></div></td><td class="component1-color"><a class="essential internalDFN" title="wasGeneratedBy" href="#dfn-wasgeneratedby">wasGeneratedBy</a><br><a title="wasInvalidatedBy" href="#dfn-wasinvalidatedby" class="internalDFN">wasInvalidatedBy</a></td><td class="component2-color"><a class="essential internalDFN" href="#dfn-wasattributedto">wasAttributedTo<span class="delete">hasAnnotation</span></a></td></tr>
 <tr><td>Activity</td><td><div class="component1-color"><a class="essential internalDFN" href="#dfn-used">used</a><br><a href="#dfn-wasstartedby" class="internalDFN">wasStartedBy</a><br><a href="#dfn-wasendedby" class="internalDFN">wasEndedBy</a></div></td><td class="component1-color"><span class="delete">wasStartedByActivity</span><a href="#dfn-wasinformedby" class="internalDFN">wasInformedBy</a></td><td class="component2-color"><a class="essential internalDFN" href="#dfn-wasassociatedwith">wasAssociatedWith<span class="delete">hasAnnotation</span></a></td></tr>
 <tr><td>Agent</td><td>—</td><td>—</td><td class="component2-color"><a class="essential internalDFN" href="#dfn-actedonbehalfof">actedOnBehalfOf<span class="delete">hasAnnotation</span>
 <span class="delete">Note</span><span class="delete">—</span><span class="delete">—</span><span class="delete">—</span><span class="delete">hasAnnotation</span></a></td></tr>
@@ -2050,9 +2120,10 @@
 
 
 <div id="prov-dm-types-and-relations-fig" style="text-align: left;">
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="prov-dm-types-and-relations">Table 4: PROV-DM Types and Relations</caption>
 <tbody><tr><td><a><b>Type or Relation Name</b></a></td><td><b>Representation in the PROV-N notation</b></td><td><b><span class="insert">Component</span></b></td></tr>
+<tr><td style="border-width: 0px; "></td></tr>
 <tr class="component1-color"><td class="essential"><a href="#concept-entity" class="internalDFN">Entity</a></td><td><a title="dfn-Entity" class="essential internalDFN" href="#dfn-entity">entity(id, [ attr1=val1, ...])</a></td><td rowspan="8"><a href="#component1"><span class="insert">Component 1: entities/activities</span></a></td></tr>
 <tr class="component1-color"><td class="essential"><a href="#concept-activity" class="internalDFN">Activity</a></td><td><a title="dfn-Activity" class="essential internalDFN" href="#dfn-activity">activity(id, st, et, [ attr1=val1, ...])</a></td></tr>
 <tr class="component1-color"><td class="essential"><a href="#concept-generation" class="internalDFN">Generation</a></td><td><a title="wasGeneratedBy" href="#dfn-wasgeneratedby" class="internalDFN"><span class="delete">wasGeneratedBy(id,e,a,t,attrs)</span><span class="essential"><span class="insert">wasGeneratedBy(</span></span><span class="insert">id;</span><span class="essential"><span class="insert">e,a</span></span><span class="insert">,t,attrs</span><span class="essential"><span class="insert">)</span></span></a></td></tr>
@@ -2061,7 +2132,8 @@
 <tr class="component1-color"><td><a href="#concept-end" class="internalDFN">End</a></td><td><a title="wasEndedBy" href="#dfn-wasendedby" class="internalDFN"><span class="delete">wasEndedBy(id,a,e,t,attrs)</span><span class="insert">wasEndedBy(id;a2,e,a1,t,attrs)</span></a></td></tr>
 <tr class="component1-color"><td><a href="#concept-invalidation" class="internalDFN">Invalidation</a></td><td><a title="wasInvalidatedBy" href="#dfn-wasinvalidatedby" class="internalDFN"><span class="delete">wasInvalidatedBy(id,e,a,t,attrs)</span><span class="insert">wasInvalidatedBy(id;e,a,t,attrs)</span></a></td></tr>
 <tr class="component1-color"><td><a href="#concept-communication" class="internalDFN">Communication</a></td><td><a title="wasInformedBy" href="#dfn-wasinformedby" class="internalDFN"><span class="delete">wasInformedBy(id,a2,a1,attrs)</span><span class="insert">wasInformedBy(id;a2,a1,attrs)</span></a></td></tr>
-<span class="delete">Start by Activity</span><tr class="component2-color"><td class="essential"><a href="#concept-agent" class="internalDFN"><span class="insert">Agent</span></a></td><td><span class="delete">wasStartedByActivity(id, a2, a1, attrs)</span><a title="dfn-agent" class="essential internalDFN" href="#dfn-agent"><span class="insert">agent(id, [ attr1=val1, ...])</span></a></td><td rowspan="8"><a href="#component2"><span class="insert">Component 2: agents/responsibility</span></a></td></tr>
+<span class="delete">Start by Activity</span><tr><td style="border-width: 0px; "></td></tr>
+<tr class="component2-color" style="border-collapse: collapse; "><td class="essential"><a href="#concept-agent" class="internalDFN"><span class="insert">Agent</span></a></td><td><span class="delete">wasStartedByActivity(id, a2, a1, attrs)</span><a title="dfn-agent" class="essential internalDFN" href="#dfn-agent"><span class="insert">agent(id, [ attr1=val1, ...])</span></a></td><td rowspan="8"><a href="#component2"><span class="insert">Component 2: agents/responsibility</span></a></td></tr>
 <tr class="component2-color"><span class="delete">Agent</span><span class="delete">agent(id, [ attr1=val1, ...])</span>
 <td class="essential"><a href="#concept-attribution" class="internalDFN">Attribution</a></td><td><a title="wasAttributedTo" href="#dfn-wasattributedto" class="internalDFN"><span class="delete">wasAttributedTo(id,e,ag,attr)</span><span class="essential"><span class="insert">wasAttributedTo(</span></span><span class="insert">id;</span><span class="essential"><span class="insert">e,ag</span></span><span class="insert">,attr</span><span class="essential"><span class="insert">)</span></span></a></td></tr>
 <tr class="component2-color"><td class="essential"><a href="#concept-association-core" class="internalDFN">Association</a></td><td><a title="wasAssociatedWith" href="#dfn-wasassociatedwith" class="internalDFN"><span class="delete">wasAssociatedWith(id,a,ag,pl,attrs)</span><span class="essential"><span class="insert">wasAssociatedWith(</span></span><span class="insert">id;</span><span class="essential"><span class="insert">a,ag</span></span><span class="insert">,pl,attrs</span><span class="essential"><span class="insert">)</span></span></a></td></tr>
@@ -2070,22 +2142,26 @@
 </tr><tr class="component2-color"><td class="provType"><a href="#concept-person" class="internalDFN"><span class="insert">Person</span></a></td><td><a title="person" href="#concept-person" class="internalDFN"><span class="insert">... prov:type='prov:Person' ...</span></a></td>
 </tr><tr class="component2-color"><td class="provType"><a href="#concept-organization" class="internalDFN"><span class="insert">Organization</span></a></td><td><a title="organization" href="#concept-organization" class="internalDFN"><span class="insert">... prov:type='prov:Organization' ...</span></a></td>
 </tr><tr class="component2-color"><td class="provType"><a title="software-agent" href="#concept-software-agent" class="internalDFN"><span class="insert">SoftwareAgent</span></a></td><td><a title="software-agent" href="#concept-software-agent" class="internalDFN"><span class="insert">... prov:type='prov:SoftwareAgent' ...</span></a></td>
-</tr><tr class="component3-color"><td class="essential"><a href="#concept-derivation" class="internalDFN">Derivation</a></td><td><a title="wasDerivedFrom" href="#dfn-wasderivedfrom" class="internalDFN"><span class="delete">wasDerivedFrom(id, </span><span class="essential"><span class="insert">wasDerivedFrom(</span></span><span class="insert">id; </span><span class="essential">e2, <span class="delete">e1,</span><span class="insert">e1</span></span><span class="insert">,</span> a, g2, u1, <span class="delete">attrs)</span><span class="insert">attrs</span><span class="essential"><span class="insert">)</span></span></a></td><td rowspan="5"><a href="#component3"><span class="insert">Component 3: derivation</span></a></td></tr>
+</tr><tr><td style="border-width: 0px; "></td></tr>
+<tr class="component3-color"><td class="essential"><a href="#concept-derivation" class="internalDFN">Derivation</a></td><td><a title="wasDerivedFrom" href="#dfn-wasderivedfrom" class="internalDFN"><span class="delete">wasDerivedFrom(id, </span><span class="essential"><span class="insert">wasDerivedFrom(</span></span><span class="insert">id; </span><span class="essential">e2, <span class="delete">e1,</span><span class="insert">e1</span></span><span class="insert">,</span> a, g2, u1, <span class="delete">attrs)</span><span class="insert">attrs</span><span class="essential"><span class="insert">)</span></span></a></td><td rowspan="5"><a href="#component3"><span class="insert">Component 3: derivation</span></a></td></tr>
 <tr class="component3-color"><td class="provType"><a href="#concept-revision" class="internalDFN">Revision</a></td><td><span class="delete">wasRevisionOf(id,e2,e1,ag,attrs)</span><a title="revision" href="#concept-revision" class="internalDFN"><span class="insert">... prov:type='prov:WasRevisionOf' ...</span></a></td></tr>
 <tr class="component3-color"><td class="provType"><a href="#concept-quotation" class="internalDFN">Quotation</a></td><td><span class="delete">wasQuotedFrom(id,e2,e1,ag2,ag1,attrs)</span><a title="quotation" href="#concept-quotation" class="internalDFN"><span class="insert">... prov:type='prov:WasQuotedFrom' ...</span></a></td></tr>
 <tr class="component3-color"><td class="provType"><a href="#concept-original-source" class="internalDFN">Original Source</a></td><td><span class="delete">hadOriginalSource(id,e2,e1,attrs)</span><a title="Original Source" href="#concept-original-source" class="internalDFN"><span class="insert">... prov:type='prov:HadOriginalSource' ...</span></a></td></tr>
 <tr class="component3-color"><td><a href="#concept-trace" class="internalDFN">Trace</a></td><td><a title="tracedTo" href="#dfn-tracedto" class="internalDFN"><span class="delete">tracedTo(id,e2,e1,attrs)</span><span class="insert">tracedTo(id;e2,e1,attrs)</span></a></td></tr>
+<tr><td style="border-width: 0px; "></td></tr>
 <tr class="component4-color"><td><a href="#concept-alternate" class="internalDFN">Alternate</a></td><td><a title="alternateOf" href="#dfn-alternateof" class="internalDFN">alternateOf(alt1, alt2)</a></td><td rowspan="2"><a href="#component4"><span class="insert">Component 4: alternate</span></a></td></tr>
 <tr class="component4-color"><td><a href="#concept-specialization" class="internalDFN">Specialization</a></td><td><a title="specializationOf" href="#dfn-specializationof" class="internalDFN">specializationOf(sub, super)</a></td></tr>
-<tr class="component6-color"><td><a title="bundle" href="#concept-bundle" class="internalDFN"><span class="insert">Bundle constructor</span></a></td><td><a title="dfn-bundle" href="#dfn-bundle-declaration" class="internalDFN"><span class="insert">bundle id description_1 ... description_n endBundle</span></a></td><td rowspan="3"><a href="#component5"><span class="insert">Component 5: bundles</span></a></td></tr>
-<tr class="component6-color"><td class="provType"><a title="bundle" href="#concept-bundle" class="internalDFN"><span class="insert">Bundle description</span></a></td><td><a><span class="insert">... prov:type='prov:Bundle' ...</span></a></td></tr>
-<tr class="component6-color"><td><a href="#concept-provenance-locator" class="internalDFN"><span class="insert">Provenance Locator</span></a></td><td><a title="hasProvenanceIn" href="#dfn-hasprovenancein" class="internalDFN"><span class="insert">hasProvenanceIn(id, subject, bundle, target, service, prov, attrs)</span></a></td></tr>
-<tr class="component5-color"><td class="provType"><a href="#concept-collection" class="internalDFN">Collection</a></td><td><span class="delete">Collection</span><a title="collection" href="#concept-collection" class="internalDFN"><span class="insert">... prov:type='prov:Collection' ...</span></a></td><td rowspan="6"><a href="#component6"><span class="insert">Component 6: Collections</span></a></td></tr>
-<tr class="component5-color"><td class="provType"><a href="#concept-dictionary" class="internalDFN">Dictionary</a></td><td><span class="delete">Dictionary</span><a title="dictionary" href="#concept-dictionary" class="internalDFN"><span class="insert">... prov:type='prov:Dictionary' ...</span></a></td></tr>
-<tr class="component5-color"><td class="provType"><a title="empty collection" href="#concept-empty-collection" class="internalDFN"><span class="insert">EmptyCollection</span></a></td><td><a title="empty collection" href="#concept-empty-collection" class="internalDFN"><span class="insert">... prov:type='prov:EmptyCollection' ...</span></a></td></tr>
-<tr class="component5-color"><td><a href="#concept-insertion" class="internalDFN">Insertion</a></td><td><a title="derivedByInsertionFrom" href="#dfn-derivedbyinsertionfrom" class="internalDFN"><span class="delete">derivedByInsertionFrom(id,</span><span class="insert">derivedByInsertionFrom(id;</span> c2, c1, {(key_1, e_1), ..., (key_n, e_n)}, attrs)</a></td></tr>
-<tr class="component5-color"><td><a href="#concept-removal" class="internalDFN">Removal</a></td><td><a title="derivedByRemovalFrom" href="#dfn-derivedbyremovalfrom" class="internalDFN"><span class="delete">derivedByRemovalFrom(id,</span><span class="insert">derivedByRemovalFrom(id;</span> c2, c1, {key_1, ... key_n}, attrs)</a></td></tr>
-<tr class="component5-color"><td><a href="#concept-membership" class="internalDFN">Membership</a></td><td><a title="memberOf" href="#dfn-memberof" class="internalDFN">memberOf(c, {(key_1, e_1), ..., (key_n, e_n)})
+<tr><td style="border-width: 0px; "></td></tr>
+<tr class="component5-color"><td><a title="bundle" href="#concept-bundle" class="internalDFN"><span class="insert">Bundle constructor</span></a></td><td><a title="dfn-bundle" href="#dfn-bundle-declaration" class="internalDFN"><span class="insert">bundle id description_1 ... description_n endBundle</span></a></td><td rowspan="3"><a href="#component5"><span class="insert">Component 5: bundles</span></a></td></tr>
+<tr class="component5-color"><td class="provType"><a title="bundle" href="#concept-bundle" class="internalDFN"><span class="insert">Bundle description</span></a></td><td><a><span class="insert">... prov:type='prov:Bundle' ...</span></a></td></tr>
+<tr class="component5-color"><td><a href="#concept-provenance-locator" class="internalDFN"><span class="insert">Provenance Locator</span></a></td><td><a title="hasProvenanceIn" href="#dfn-hasprovenancein" class="internalDFN"><span class="insert">hasProvenanceIn(id, subject, bundle, target, service, prov, attrs)</span></a></td></tr>
+<tr><td style="border-width: 0px; "></td></tr>
+<tr class="component6-color"><td class="provType"><a href="#concept-collection" class="internalDFN">Collection</a></td><td><span class="delete">Collection</span><a title="collection" href="#concept-collection" class="internalDFN"><span class="insert">... prov:type='prov:Collection' ...</span></a></td><td rowspan="6"><a href="#component6"><span class="insert">Component 6: Collections</span></a></td></tr>
+<tr class="component6-color"><td class="provType"><a href="#concept-dictionary" class="internalDFN">Dictionary</a></td><td><span class="delete">Dictionary</span><a title="dictionary" href="#concept-dictionary" class="internalDFN"><span class="insert">... prov:type='prov:Dictionary' ...</span></a></td></tr>
+<tr class="component6-color"><td class="provType"><a title="empty collection" href="#concept-empty-collection" class="internalDFN"><span class="insert">EmptyCollection</span></a></td><td><a title="empty collection" href="#concept-empty-collection" class="internalDFN"><span class="insert">... prov:type='prov:EmptyCollection' ...</span></a></td></tr>
+<tr class="component6-color"><td><a href="#concept-insertion" class="internalDFN">Insertion</a></td><td><a title="derivedByInsertionFrom" href="#dfn-derivedbyinsertionfrom" class="internalDFN"><span class="delete">derivedByInsertionFrom(id,</span><span class="insert">derivedByInsertionFrom(id;</span> c2, c1, {(key_1, e_1), ..., (key_n, e_n)}, attrs)</a></td></tr>
+<tr class="component6-color"><td><a href="#concept-removal" class="internalDFN">Removal</a></td><td><a title="derivedByRemovalFrom" href="#dfn-derivedbyremovalfrom" class="internalDFN"><span class="delete">derivedByRemovalFrom(id,</span><span class="insert">derivedByRemovalFrom(id;</span> c2, c1, {key_1, ... key_n}, attrs)</a></td></tr>
+<tr class="component6-color"><td><a href="#concept-membership" class="internalDFN">Membership</a></td><td><a title="memberOf" href="#dfn-memberof" class="internalDFN">memberOf(c, {(key_1, e_1), ..., (key_n, e_n)})
 <span class="delete">Note</span><span class="delete">note(id, [ attr1=val1, ...])</span>
 <span class="delete">Annotation</span><span class="delete">hasAnnotation(r,n)</span></a></td></tr>
 </tbody></table>
@@ -2101,7 +2177,7 @@
 <h3><span class="secno"><span class="delete">4.1</span><span class="insert">5.1</span> </span>Component 1: Entities and Activities</h3>
 
 <p>The first component of PROV-DM is concerned with <a title="entity" href="#concept-entity" class="internalDFN">entities</a> and <a title="activity" href="#concept-activity" class="internalDFN">activities</a>, and their interrelations: <a href="#concept-usage" class="internalDFN">Usage</a>, <a href="#concept-generation" class="internalDFN">Generation</a>, <a href="#concept-start" class="internalDFN">Start</a>, <a href="#concept-end" class="internalDFN">End</a>, <a href="#concept-invalidation" class="internalDFN">Invalidation</a>, <span class="insert">and </span><a href="#concept-communication" class="internalDFN">Communication<span class="delete">, and </span><span class="delete">Start by Activity</span></a>.  <a href="#figure-component1">Figure 5</a> uses UML to depict the first <span class="delete">component, with</span><span class="insert">component.
-Core structures are displayed in the yellow area, consisting of</span> two classes <span class="insert">(</span><a href="#concept-entity" class="internalDFN"><span class="insert">Entity</span></a><span class="insert">, </span><a href="#concept-activity" class="internalDFN"><span class="insert">Activity</span></a><span class="insert">) </span>and <span class="insert">two </span>binary associations between <span class="delete">them. Associations are not just binary: indeed, </span><span class="insert">them (</span><a href="#concept-usage" class="internalDFN">Usage</a>, <a href="#concept-generation" class="internalDFN">Generation</a><span class="insert">). The rest of the figure displays extended structures, including UML associations classes (represented in gray) to express expanded n-ary relations (for </span><a href="#concept-usage" class="internalDFN"><span class="insert">Usage</span></a><span class="insert">, </span><a href="#concept-generation" class="internalDFN"><span class="insert">Generation</span></a><span class="insert">, </span><a href="#concept-invalidation" class="internalDFN"><span class="insert">Invalidation</span></a>, <a href="#concept-start" class="internalDFN">Start</a>, <a href="#concept-end" class="internalDFN">End</a><span class="insert">,  </span><a href="#concept-communication" class="internalDFN"><span class="insert">Communication</span></a><span class="insert">). The figure</span> also <span class="delete">include</span><span class="insert">makes explicit</span> <em>time</em> <span class="delete">attributes.</span><span class="insert">attributes for these concepts (time being represented as a primitive).</span>
+Core structures are displayed in the yellow area, consisting of</span> two classes <span class="insert">(</span><a href="#concept-entity" class="internalDFN"><span class="insert">Entity</span></a><span class="insert">, </span><a href="#concept-activity" class="internalDFN"><span class="insert">Activity</span></a><span class="insert">) </span>and <span class="insert">two </span>binary associations between <span class="delete">them. Associations are not just binary: indeed, </span><span class="insert">them (</span><a href="#concept-usage" class="internalDFN">Usage</a>, <a href="#concept-generation" class="internalDFN">Generation</a><span class="insert">). The rest of the figure displays extended structures, including UML associations classes (represented in gray) to express expanded n-ary relations (for </span><a href="#concept-usage" class="internalDFN"><span class="insert">Usage</span></a><span class="insert">, </span><a href="#concept-generation" class="internalDFN"><span class="insert">Generation</span></a><span class="insert">, </span><a href="#concept-invalidation" class="internalDFN"><span class="insert">Invalidation</span></a>, <a href="#concept-start" class="internalDFN">Start</a>, <a href="#concept-end" class="internalDFN">End</a><span class="insert">,  </span><a href="#concept-communication" class="internalDFN"><span class="insert">Communication</span></a><span class="insert">). The figure</span> also <span class="delete">include</span><span class="insert">makes explicit associations with</span> <em>time</em> <span class="delete">attributes.</span><span class="insert">for these concepts (time being marked with the primitive stereotype).</span>
 </p>
 
 <div style="text-align: center;">
@@ -2109,7 +2185,6 @@
 
 <figure>
 
-
 <img src="uml/component1.png" alt="entities and activities">
 <figcaption id="figure-component1">Figure 5: Entities and Activities Component Overview
 </figcaption>
@@ -2139,7 +2214,7 @@
 The following expression</p>
 <pre class="codeexample">entity(tr:WD-prov-dm-20111215, [ prov:type="document", ex:version="2" ])
 </pre>
-states the existence of an entity, denoted by identifier <span class="name">tr:WD-prov-dm-20111215</span>,  with type <span class="name">document</span> and version number <span class="name">2</span>. The attribute <span class="name">ex:version</span> is application specific, whereas the attribute <span class="name">type</span> (see <a href="#term-attribute-type">Section 4.7.4.4</a>) is reserved in the <a title="prov-namespace" href="#dfn-prov-namespace" class="internalDFN">PROV namespace</a>.
+states the existence of an entity, denoted by identifier <span class="name">tr:WD-prov-dm-20111215</span>,  with type <span class="name">document</span> and version number <span class="name">2</span>. The attribute <span class="name">ex:version</span> is application specific, whereas the attribute <span class="name">type</span> (see <a href="#term-attribute-type">Section <span class="delete">4.7.4.4</span><span class="insert">5.7.4.4</span></a>) is reserved in the <a title="prov-namespace" href="#dfn-prov-namespace" class="internalDFN">PROV namespace</a>.
 
 </div>
 
@@ -2168,7 +2243,7 @@
 <pre class="codeexample">activity(a1,2011-11-16T16:05:00,2011-11-16T16:06:00,
         <span class="delete">[ex:host="server.example.org",prov:type="ex:edit" %% xsd:QName])</span><span class="insert">[ ex:host="server.example.org", prov:type='ex:edit' ])</span>
 </pre>
-<p>states the existence of an activity with identifier <span class="name">a1</span>, start time <span class="name">2011-11-16T16:05:00</span>, and end time <span class="name">2011-11-16T16:06:00</span>, running on host <span class="name">server.example.org</span>, and of type <span class="name">edit</span>.  The attribute <span class="name">host</span>  is application specific  (declared in some namespace with prefix <span class="name">ex</span>).  The attribute <span class="name">type</span> is a reserved attribute of PROV-DM, allowing for sub-typing to be expressed  (see <a href="#term-attribute-type">Section 4.7.4.4</a>).</p>
+<p>states the existence of an activity with identifier <span class="name">a1</span>, start time <span class="name">2011-11-16T16:05:00</span>, and end time <span class="name">2011-11-16T16:06:00</span>, running on host <span class="name">server.example.org</span>, and of type <span class="name">edit</span>.  The attribute <span class="name">host</span>  is application specific  (declared in some namespace with prefix <span class="name">ex</span>).  The attribute <span class="name">type</span> is a reserved attribute of PROV-DM, allowing for sub-typing to be expressed  (see <a href="#term-attribute-type">Section <span class="delete">4.7.4.4</span><span class="insert">5.7.4.4</span></a>).</p>
 </div>
 
 
@@ -2578,7 +2653,7 @@
 
 <li><span class="name">Organization</span>
 
-<div class="glossary-ref">   Agents of type <dfn id="concept-organization" title="organization">Organization</dfn>  are social or legal institutions such as companies, societies, etc. </div>
+<div class="glossary-ref">   Agents of type <dfn id="concept-organization">Organization</dfn>  are social or legal institutions such as companies, societies, etc. </div>
 
 <p></p></li>
 
@@ -2619,7 +2694,7 @@
 <div class="anexample" id="anexample-attribution">
 <p>
 Revisiting the example of <a href="#section-example-one">Section 3.1</a>,
-we can ascribe <span class="name">tr:WD-prov-dm-20111215</span> to some agents without an explicit activity. The reserved attribute <span class="name">role</span> (see <a href="#term-attribute-role">Section 4.7.4.3</a>) allows for role of the agent in the attribution to be specified.
+we can ascribe <span class="name">tr:WD-prov-dm-20111215</span> to some agents without an explicit activity. The reserved attribute <span class="name">role</span> (see <a href="#term-attribute-role">Section <span class="delete">4.7.4.3</span><span class="insert">5.7.4.3</span></a>) allows for role of the agent in the attribution to be specified.
 </p><pre class="codeexample">agent(ex:Paolo, [ prov:type="Person" ])
 agent(ex:Simon, [ prov:type="Person" ])
 entity(tr:WD-prov-dm-20111215, [ <span class="delete">prov:type="process:RecsWD" %% xsd:QName </span><span class="insert">prov:type='rec54:WD'  </span>])
@@ -2765,7 +2840,7 @@
 
 
 
-<div class="glossary-ref">   A <dfn id="concept-derivation">derivation</dfn>  is a transformation of an entity into another, a construction of an entity into another, or an update of an entity, resulting in a new one.</div>
+<div class="glossary-ref">   A <dfn id="concept-derivation">derivation</dfn>  is a transformation of an entity into another, <span class="delete">a</span><span class="insert">an update of an entity, resulting in a new one, or based on an entity, the</span> construction of <span class="delete">an entity into another, or an update of an entity, resulting in a new one.</span><span class="insert">another.</span></div>
 
 
 
@@ -3845,14 +3920,14 @@
 
 
 <div id="attributes-at-a-glance-div" style="text-align: left;">
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="attributes-at-a-glance">Table 5: PROV-DM Attributes At a Glance</caption>
 <tbody><tr><td><b>Attribute</b></td><td><b>value</b></td><td><b>Section</b></td></tr> 
-<tr><td>prov:label</td><td>xsd:string</td><td>Section <a href="#term-attribute-label">4.7.4.1</a> </td></tr>
-<tr><td>prov:location</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-location">4.7.4.2</a> </td></tr>
-<tr><td>prov:role</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-role">4.7.4.3</a> </td></tr>
-<tr><td>prov:type</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-type">4.7.4.4</a> </td></tr>
-<tr><td>prov:value</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-value">4.7.4.5</a> </td></tr>
+<tr><td>prov:label</td><td>xsd:string</td><td>Section <a href="#term-attribute-label"><span class="delete">4.7.4.1</span><span class="insert">5.7.4.1</span></a> </td></tr>
+<tr><td>prov:location</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-location"><span class="delete">4.7.4.2</span><span class="insert">5.7.4.2</span></a> </td></tr>
+<tr><td>prov:role</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-role"><span class="delete">4.7.4.3</span><span class="insert">5.7.4.3</span></a> </td></tr>
+<tr><td>prov:type</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-type"><span class="delete">4.7.4.4</span><span class="insert">5.7.4.4</span></a> </td></tr>
+<tr><td>prov:value</td><td><a title="value" href="#dfn-value" class="internalDFN">Value</a></td><td>Section <a href="#term-attribute-value"><span class="delete">4.7.4.5</span><span class="insert">5.7.4.5</span></a> </td></tr>
 </tbody></table>
 </div>
 
@@ -3922,26 +3997,39 @@
 </div>
 
 <p>The following types are pre-defined in PROV, and are valid values for the <span class="name">prov:type</span> attribute.</p>
-<ul>
-<li><span class="name">prov:Plan
-
-<span class="delete">prov:Account</span></span></li>
-
-<li><span class="name">prov:SoftwareAgent</span></li>
-
-<li><span class="name">prov:Organization</span></li>
-
-<li><span class="name">prov:Person</span></li>
-
-<li><span class="name"><span class="insert">prov:Bundle</span></span></li>
-
-<li><span class="name">prov:Collection</span></li>
-
-<li><span class="name">prov:Dictionary</span></li>
-
-<li><span class="name">prov:EmptyDictionary</span></li>
-
-</ul>
+
+
+
+
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
+<tbody><tr><td><span class="name"><span class="insert">prov:Bundle</span></span></td><td><a title="bundle" href="#concept-bundle" class="internalDFN"><span class="insert">Section 5.5.1</span></a></td></tr>
+<tr><td><span class="name"><span class="insert">prov:Collection</span></span></td><td><a title="collection" href="#concept-collection" class="internalDFN"><span class="insert">Section 5.6.1</span></a></td></tr>
+<tr><td><span class="name"><span class="insert">prov:Dictionary</span></span></td><td><a title="dictionary" href="#concept-dictionary" class="internalDFN"><span class="insert">Section 5.6.2</span></a></td></tr>
+<tr><td><span class="name"><span class="insert">prov:EmptyDictionary</span></span></td><td><a title="empty-dictionary"><span class="insert">Section 5.6.2</span></a></td></tr>
+<tr><td><span class="name"><span class="insert">prov:HadOriginalSource</span></span></td><td><a title="original source" href="#concept-original-source" class="internalDFN"><span class="insert">Section 5.3.4</span></a></td></tr>
+<tr><td><span class="name"><span class="insert">prov:Organization</span></span></td><td><a title="organization" href="#concept-organization" class="internalDFN"><span class="insert">Section 5.2.1</span></a></td></tr>
+<tr><td><span class="name"><span class="insert">prov:Person</span></span></td><td><a title="person" href="#concept-person" class="internalDFN"><span class="insert">Section 5.2.1</span></a></td></tr>
+<tr><td><span class="name">prov:Plan</span>
+
+<span class="delete">prov:Account</span>
+
+</td> <td><a title="plan" href="#concept-plan" class="internalDFN"><span class="insert">Section 5.2.3</span></a></td></tr>
+<tr><td><span class="name">prov:SoftwareAgent</span>
+
+</td><td><a title="software-agent" href="#concept-software-agent" class="internalDFN"><span class="insert">Section 5.2.1</span></a></td></tr>
+<tr><td><span class="name"><span class="delete">prov:Organization</span>
+
+<span class="insert">prov:WasQuotedFrom</span></span></td><td><a title="Quotation" href="#concept-quotation" class="internalDFN"><span class="insert">Section 5.3.3</span></a></td></tr>
+<tr><td><span class="name"><span class="delete">prov:Person</span>
+
+<span class="delete">prov:Collection</span>
+
+<span class="delete">prov:Dictionary</span>
+
+<span class="delete">prov:EmptyDictionary</span>
+
+<span class="insert">prov:WasRevisionOf</span></span></td><td><a title="Revision" href="#concept-revision" class="internalDFN"><span class="insert">Section 5.3.2</span></a></td></tr>
+</tbody></table>
 
 </div>
 
@@ -3997,11 +4085,11 @@
 
 
 
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="prov-dm-data-types">Table 6: PROV-DM Data Types</caption>
 <tbody><tr><td><a href="http://www.w3.org/TR/xmlschema-2/#decimal">xsd:decimal</a></td> <td><a href="http://www.w3.org/TR/xmlschema-2/#double">xsd:double</a></td>  <td><a href="http://www.w3.org/TR/xmlschema-2/#dateTime">xsd:dateTime</a></td> </tr>
 <tr><td><a href="http://www.w3.org/TR/xmlschema-2/#integer">xsd:integer</a></td> <td><a href="http://www.w3.org/TR/xmlschema-2/#float">xsd:float</a></td><td><a href="http://www.w3.org/TR/2004/REC-rdf-concepts-20040210/#section-XMLLiteral"><span class="insert">rdf:XMLLiteral</span></a></td>  </tr>
-<tr><td><a href="http://www.w3.org/TR/xmlschema-2/#nonNegativeInteger">xsd:nonNegativeInteger</a></td> <td><a href="http://www.w3.org/TR/xmlschema-2/#string">xsd:string</a></td> <td><span class="delete">rdf:XMLLiteral</span><a href="http://www.w3.org/TR/prov-n/#prod-QUALNAME"><span class="insert">prov:QUALNAME</span></a></td> </tr>
+<tr><td><a href="http://www.w3.org/TR/xmlschema-2/#nonNegativeInteger">xsd:nonNegativeInteger</a></td> <td><a href="http://www.w3.org/TR/xmlschema-2/#string">xsd:string</a></td> <td><span class="delete">rdf:XMLLiteral</span><a href="http://www.w3.org/TR/prov-n/#prod-QUALIFIED_NAME"><span class="insert">prov:QUALIFIED_NAME</span></a></td> </tr>
 <tr><td><a href="http://www.w3.org/TR/xmlschema-2/#nonPositiveInteger">xsd:nonPositiveInteger</a></td><td><a href="http://www.w3.org/TR/xmlschema-2/#normalizedString">xsd:normalizedString</a></td> <td></td></tr>
 <tr><td><a href="http://www.w3.org/TR/xmlschema-2/#positiveInteger">xsd:positiveInteger</a></td> <td><a href="http://www.w3.org/TR/xmlschema-2/#token">xsd:token</a></td> <td></td></tr>
 <tr><td><a href="http://www.w3.org/TR/xmlschema-2/#negativeInteger">xsd:negativeInteger</a></td> <td><a href="http://www.w3.org/TR/xmlschema-2/#language">xsd:language</a></td> <td></td></tr>
@@ -4176,10 +4264,10 @@
 </dd><dt id="bib-PROV-AQ">[PROV-AQ]</dt><dd>Graham Klyne and Paul Groth (eds.) Luc Moreau, Olaf Hartig, Yogesh Simmhan, James Meyers, Timothy Lebo, Khalid Belhajjame, and Simon Miles <a href="http://www.w3.org/TR/prov-aq/"><cite>Provenance Access and Query</cite></a>. 2011, Working Draft. URL: <a href="http://www.w3.org/TR/prov-aq/">http://www.w3.org/TR/prov-aq/</a>
 </dd><dt id="bib-PROV-CONSTRAINTS">[PROV-CONSTRAINTS]</dt><dd>James Cheney, Paolo Missier, and Luc Moreau (eds.) <a href="http://www.w3.org/TR/prov-constraints/"><cite>Constraints of the PROV Data Model</cite></a>. 2011, Working Draft. URL: <a href="http://www.w3.org/TR/prov-constraints/">http://www.w3.org/TR/prov-constraints/</a>
 </dd><dt id="bib-PROV-N">[PROV-N]</dt><dd>Luc Moreau and Paolo Missier (eds.)<a href="http://www.w3.org/TR/prov-n/"><cite>PROV-N: The Provenance Notation</cite></a>. 2011, Working Draft. URL: <a href="http://www.w3.org/TR/prov-n/">http://www.w3.org/TR/prov-n/</a>
-</dd><dt id="bib-PROV-O">[PROV-O]</dt><dd>Satya Sahoo and Deborah McGuinness (eds.) Khalid Belhajjame, James Cheney, Daniel Garijo, Timothy Lebo, Stian Soiland-Reyes, and Stephan Zednik <a href="http://www.w3.org/TR/prov-o/"><cite>Provenance Formal Model</cite></a>. 2011, Working Draft. URL: <a href="http://www.w3.org/TR/prov-o/">http://www.w3.org/TR/prov-o/</a>
-</dd><dt id="bib-PROV-PRIMER">[PROV-PRIMER]</dt><dd>Yolanda Gil and Simon Miles (eds.) Khalid Belhajjame, Helena Deus, Daniel Garijo, Graham Klyne, Paolo Missier, Stian Soiland-Reyes, and Stephan Zednik <a href="http://www.w3.org/TR/prov-primer/"><cite>Prov Model Primer</cite></a>. 2011, Working Draft. URL: <a href="http://www.w3.org/TR/prov-primer/">http://www.w3.org/TR/prov-primer/</a>
-</dd><dt id="bib-PROV-SEM">[PROV-SEM]</dt><dd>James Cheney <a href="http://www.w3.org/2011/prov/wiki/FormalSemanticsStrawman"><cite>Formal Semantics Strawman</cite></a>. 2011, Work in progress. URL: <a href="http://www.w3.org/2011/prov/wiki/FormalSemanticsStrawman">http://www.w3.org/2011/prov/wiki/FormalSemanticsStrawman</a>
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+</dd><span class="delete">[PROV-O]</span><span class="delete">Satya Sahoo and Deborah McGuinness (eds.) Khalid Belhajjame, James Cheney, Daniel Garijo, Timothy Lebo, Stian Soiland-Reyes, and Stephan Zednik </span><span class="delete">Provenance Formal Model</span><span class="delete">. 2011, Working Draft. URL: </span><span class="delete">http://www.w3.org/TR/prov-o/</span>
+<span class="delete">[PROV-PRIMER]</span><span class="delete">Yolanda Gil and Simon Miles (eds.) Khalid Belhajjame, Helena Deus, Daniel Garijo, Graham Klyne, Paolo Missier, Stian Soiland-Reyes, and Stephan Zednik </span><span class="delete">Prov Model Primer</span><span class="delete">. 2011, Working Draft. URL: </span><span class="delete">http://www.w3.org/TR/prov-primer/</span>
+<span class="delete">[PROV-SEM]</span><span class="delete">James Cheney </span><span class="delete">Formal Semantics Strawman</span><span class="delete">. 2011, Work in progress. URL: </span><span class="delete">http://www.w3.org/2011/prov/wiki/FormalSemanticsStrawman</span>
+</dl></div></div></body></html>
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