<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.abt.com/product/60897/Maytag-Bravos-XL-Granite-High-Efficiency-Gas-Steam-Dryer-MGDB850YG.html?tab=1>