add caution about blank node graph names
authorPeter F. Patel-Schneider <pfpschneider@gmail.com>
Thu, 27 Jun 2013 14:50:43 -0700
changeset 874 82c2b6738cce
parent 873 0e5da03e1692
child 875 89e3611c41cb
add caution about blank node graph names
rdf-concepts/index.html
--- a/rdf-concepts/index.html	Thu Jun 27 14:42:53 2013 -0700
+++ b/rdf-concepts/index.html	Thu Jun 27 14:50:43 2013 -0700
@@ -794,8 +794,11 @@
     ascribing importance to the presence or absence of empty named graphs.</p>
 
     <p>Blank nodes as graph names are new.  Existing SPARQL implementations
-      might not accept this new feature for some time, so 
-  the use of blank nodes as graph names can cause interoperability problems.</p>
+      might not accept this new feature for some time, so the use of blank
+      nodes as graph names can cause interoperability problems.
+      <a href="#section-skolemization">Skolemizing</a> blank nodes used as
+      graph names can be used to overcome these interoperability problems.</p>
+
     </div>
 
 <section id="section-dataset-isomorphism">
@@ -1396,6 +1399,9 @@
   <em>RDF 1.1 Concepts and Abstract Syntax</em>.</p>
 
   <ul>
+	  <li>2013-06-27: Added informative section on generalized RDF triples, graphs, and
+	  datasets.</li>
+	  <li>2013-06-27: Added caution on the use of graph names as blank nodes.</li>
 	  <li>2013-06-19: Noted that RDF Dataset graph names may be blank nodes (<a
 		href="https://www.w3.org/2011/rdf-wg/track/actions/274">ACTION-274</a>, <a
 		href="https://www.w3.org/2013/meeting/rdf-wg/2013-06-12#resolution_1">resolution</a>)</li>