<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.codingforums.com/looking-for-work-for-hire/297501-c-opengl-programmers-wanted.html?s=4af6fec4994cd8477057912876b423a7>