_:vb934827	<http://www.w3.org/2000/10/swap/pim/contact#homePage>	<http://www.w3.org/Math/> .
<http://www.w3.org/TR/2001/REC-MathML2-20010221/>	<http://www.w3.org/2001/04/roadmap/org#deliveredBy>	_:vb934827 .