<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Science_News/2014/06/27/Launch-of-Russias-Angara-rocket-scratched-at-last-minute/7181403888946/?st_rec=8261403893439>