--- a/index-respec.html Sat Aug 07 18:44:42 2010 +0200
+++ b/index-respec.html Mon Aug 09 11:33:35 2010 +0200
@@ -538,7 +538,10 @@
<tref>Identification Agent</tref>'s public keys at the location of the <tref>WebID document</tref>. It will do that using the cert, rsa ontologies, and the cert or xsd datatypes. The set of relations to be published at the <tref>WebID document</tref> can be presented in a graphical notation as follows.</p>
<img alt="Web ID graph" src="img/WebIdGraph.jpg"/>
<p>The document can publish many more relations than are of interest to the WebID protocol, as shown in the above graph by the grayed out relations.</p>
-<p>The encoding of this graph is immaterial to the protocol, so long as a well known mapping to the format of the representation to such a graph can be found. Below we discuss the most well known formats, and a method for dealing with new unknown formats as they come along.
+<p>The encoding of this graph is immaterial to the protocol, so long as a well known mapping to the format of the representation to such a graph can be found. Below we discuss the most well known formats, and a method for dealing with new unknown formats as they come along.</p>
+<p>The WebID provider must publish the graph of relations in one of the well known formats, though he may publish it in a number of formats to increase the useabulity of his site using Content Negotations.</p>
+<p class="issue">Add content negoatiation pointers</p>
+<p>It is particularly useful to have one of the representations be in HTML or XHTML even if it is not marked up in RDFa as this allows people using a web browser to understand what the information at that URI represents.</p>
<section class='normative'>
<h1>Turtle</h1>
<p>A widely used format for writing RDF graphs is the Turtle notation. </p>
@@ -625,6 +628,17 @@
</html>
</pre>
</p>
+<p>If a WebId provider would rather prefer not to mark up his data in RDFa, but just provide a human readable format for users and have the RDF graph appear in a machine readable format such as RDF/XML then he should publish the link from the HTML to the machine readable format as follows:</p>
+ <p class="example">
+<pre>
+<html>
+<head>
+<link type="rel" type="application/rdf+xml" href="profile.rdf"/>
+</head>
+<body> ... </body>
+</html>
+</pre>
+</p>
</section>
<section>
<h1>In RDF/XML</h1>