<http://schema.org/target>
"http://www.upi.com/search?ss={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/US/2013/03/18/Obama-taps-Thomas-Perez-to-be-Labor-chief/UPI-14601363609924/?spt=hts&or=4>