<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.burton.com/womens-stay-warm-outerwear/stay-warm-womens,default,sc.html?collectionID=stay-warm-womens&prefn1=filterColor&prefv1=Brown%7CWhite&prefn2=variationSize&prefv2=XXS>