<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.misterart.com/scrapbooking/tools/trimming-tracing-tools/fb~x-acto~fp~5-9~/x-acto-no-4-stencil-knife.html>