<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.burton.com/default/womens-snowboard-jackets?prefn1=filterColor&prefn2=instock&prefv1=Black%7COrange&prefv2=false&collectionID=womens-jackets>