--- a/ttml10/spec/ttaf1-dfxp.xml	Thu May 09 22:50:02 2013 -0600
+++ b/ttml10/spec/ttaf1-dfxp.xml	Thu May 09 22:54:33 2013 -0600
@@ -116,7 +116,8 @@
 subtitling and captioning functions.</p>
 <p>In addition to being used for interchange among legacy distribution content
 formats, TTML content may be used directly as a distribution format,
-for example, providing a standard content format to reference from a <el>&lt;text&gt;</el> or 
+for example, providing a standard content format to reference from a <el>&lt;track&gt;</el>
+element in an HTML5 document, or a <el>&lt;text&gt;</el> or 
 <el>&lt;textstream&gt;</el> media object element in a <bibref
 ref="smil21"/> document.</p>
 </abstract>