<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.otterbox.com/en-us/amazon-kindle-fire-7/defender-series-case/amz2-kindle-fire-hd-7.html?cgid=amazon-kindle-fire-hd-7-cases&start=1&dwvar_amz2-kindle-fire-hd-7_color=2Q>