<http://schema.org/StartDate>
"2011-05-21T18:00:00Z"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.maxpreps.com/games/softball-spring-11/madison-vs-valley-center/5-21-2011--ftn_6juuEyigcvXo4pUOw.htm>