<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.epromos.com/product/8839589/snifty-scented-promotional-pen.html?type=sendmail&productId=8839589&productName=SNIFTY%2520Scented%2520Promotional%2520Pen&hasOrderHistory=false&gaPageType=Product>