<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.firebox.com/Chococlock/p1818?aff=512&awc=550_1219389967_a238d2bcebc8b36359f1d98aa4e09e17&currency_conversion=1>