--- a/model/prov-dm.html	Fri Mar 09 09:03:40 2012 +0000
+++ b/model/prov-dm.html	Fri Mar 09 09:50:44 2012 +0000
@@ -663,7 +663,7 @@
 <li> The report <span class="name"><a href="http://www.w3.org/TR/2011/WD-prov-dm-20111215">tr:WD-prov-dm-20111215</a></span> is derived from <span class="name"><span class="name"><a href="http://www.w3.org/TR/2011/WD-prov-dm-20111018">tr:WD-prov-dm-20111018</a></span></span>;</li>
 
 <li> The publication activity <span class="name">ex:act1</span> used a <a href="http://www.w3.org/2005/08/01-transitions.html#pubreq">publication request</a> (<span class="name"><a href="https://lists.w3.org/Archives/Member/w3c-archive/2011Oct/0141">ar2:0141</a></span>) and a <a href="http://www.w3.org/2005/08/01-transitions.html#transreq">transition request</a> (<span class="name"><a href="https://lists.w3.org/Archives/Member/chairs/2011OctDec/0004">ar1:0004</a></span>);</li>
-<li> The publication activity <span class="name">ex:act1</span> used a <a href="http://www.w3.org/2005/08/01-transitions.html#pubreq">publication request</a> (<span class="name"><a href="https://lists.w3.org/Archives/Member/w3c-archive/2011Dec/0111">ar3:0111</a></span>);</li>
+<li> The publication activity <span class="name">ex:act2</span> used a <a href="http://www.w3.org/2005/08/01-transitions.html#pubreq">publication request</a> (<span class="name"><a href="https://lists.w3.org/Archives/Member/w3c-archive/2011Dec/0111">ar3:0111</a></span>);</li>
 <li> Technical reports were published according to the process rules (<span class="name"><a href="http://www.w3.org/2005/10/Process-20051014/tr.html#rec-advance">pr:rec-advance</a></span>), a plan in PROV-DM terminology.</li>
 </ul>
 
@@ -1013,7 +1013,7 @@
 hasAnnotation(tr:WD-prov-dm-20111215,ex2:n1)
 </pre>
 <p>The note is associated with the entity <span class="name">tr:WD-prov-dm-20111215</span> previously introduced (<a title="annotation">hasAnnotation</a> is 
-discussed in Section <a href="#term-annotation">Annotation</a>).  The note's identifier and attributes are declares in a separate namespace denoted by prefix <span class="name">ex2</span>.
+discussed in Section <a href="#term-annotation">Annotation</a>).  The note's identifier and attributes are declared in a separate namespace denoted by prefix <span class="name">ex2</span>.
 </p>
 </div>
 

--- a/model/working-copy/wd5-prov-dm-misc.html	Fri Mar 09 09:03:40 2012 +0000
+++ b/model/working-copy/wd5-prov-dm-misc.html	Fri Mar 09 09:50:44 2012 +0000
@@ -246,7 +246,16 @@
 </ul></div>
 <p>While each of the components <span class='attribute'>activity</span>, <span class='attribute'>time</span>, and  <span class='attribute'>attributes</span> is OPTIONAL, at least one of them MUST be present.</p>
 
+<div class="note">
+Action Luc:L
+ add example of "expiration"
 
+wasInvalidatedBy / Invalidation
+- version 1 of prov-dm expires when version 2 published
+   (editing activity invalidates previous ones, and publishes new one)
+- a document at a url expires when removed 
+   (remove activi
+</div>
 
 </section>
 
@@ -327,6 +336,8 @@
 </pre>
 </div>
 
+<p>The relations wasStartedBy and used are orthogonal, and thus need to be asserted independently, according to the situation being described.</p>
+
 <p>An activity end<span class="withAsn">, written <span class="pnExpression">wasEndedBy(id,a,e,t,attrs)</span> in PROV-ASN,</span> contains:</p>
 <ul>
 <li><span class='attribute'>id</span>:  an OPTIONAL identifier for the activity end;</li> 
@@ -338,14 +349,17 @@
 
 <div class="anexample">
 <p>
-The following example is a description of an activity <span class="name">a1</span> (oil exploration) that was ended following an order <span class="name">e1</span>.</p>
+The following example is a description of an activity <span class="name">a1</span> (editing) that was ended following an approval document <span class="name">e1</span>.</p>
 <pre class="codeexample">
-entity(e1,[prov:type="order"])
-activity(a1,[prov:type="Oil Explore"])
+entity(e1,[prov:type="approval document"])
+activity(a1,[prov:type="Editing"])
 wasEndedBy(a1,e1)
 </pre>
 </div>
 
+<div class="note">
+Constraints need to be added to part II, to ensure that time information on activity matches time information on Start/End.
+</div>
 
 </section>
 
@@ -364,6 +378,8 @@
 
 <li>
 How would wasStartedBy/wasEndedBy relate to wasInformedBy?
+
+<li>Should we drop startTime/endTime from Activity now that it present in Start/End
 </ul>