<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.burton.com/default/mens-snowboards?prefn1=instock&prefn2=variationSize&prefv1=true&prefv2=164%7C166W%7C160%7C169%7C165%7C163%7C157W%7C156W%7C154%7C162W%7C150&collectionID=mens-boards>