--- a/spec/latest/json-ld-api/index.html	Thu Apr 04 21:11:15 2013 +0200
+++ b/spec/latest/json-ld-api/index.html	Thu Apr 04 21:14:57 2013 +0200
@@ -1282,7 +1282,7 @@
             <li>If <tref>prefix</tref> is underscore (<code>_</code>)
               or <i>suffix</i> begins with double-forward-slash
               (<code>//</code>), return <i>value</i> as it is already an
-              <tref>absolute IRI</tref>.</li>
+              <tref>absolute IRI</tref> or a <tref>blank node identifier</tref>.</li>
             <li>If <tref>local context</tref> is not <tref>null</tref>, it
               contains a key that equals <tref>prefix</tref>, and the value
               associated with the key that equals <i>prefix</i> in <i>defined</i>