@lang doesn't do anything.
--- a/rdf-turtle/index.html Sat Sep 24 06:58:52 2011 -0700
+++ b/rdf-turtle/index.html Sat Sep 24 07:03:06 2011 -0700
@@ -922,8 +922,9 @@
<p>There are no syntactic or grammar diffrences between parsing Turtle that has been embedded
and normal Turtle documents. Each <code>script</code> data block is considered to be it's own
Turtle document. <code>@prefix</code>, <code>@base</code> declarations MUST NOT effect other
- data blocks. All data blocks in a HTML document share the same document base URI as the HTML
- document.</p>
+ data blocks. All Turtle data blocks in a HTML document share the same document base URI as the HTML
+ document. THe HTML <code>lang</code> attribute or XHTML <code>xml:lang</code> attribute have
+ no effect on the parsing of the data blocks.</p>
</section>
</section>