<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.msxlabs.org/forum/cevaplanmis/387048-ben-guzele-guzel-demem-guzel-faydali-olmali-ise-yaramali-ne-demektir.html>