<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/World-News/2013/03/04/Kenya-vote-counting-starts-big-turnout/UPI-42481362399788/?st_rec=28911362488417>