<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.burton.com/default/womens-apparel-pants?prefn1=filterColor&prefn2=variationSize&prefv1=Green&prefv2=30%20%5C%2011&collectionID=womens-denim-shorts>