<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.burton.com/default/youth-snowboard-gear?prefn1=instock&prefn2=filterColor&prefv3=L&prefv1=true&prefv2=Pink&prefn3=variationSize&collectionID=youth>