<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.hiphopstan.com/forum/r-b-relaxation/6612-oprah-message-rihanna-he-will-hit-you-again.html?s=b411b1af059cac0e1fce3b775146a8bf>