<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.msxlabs.org/forum/soru-cevap/222182-ataturkun-turk-tiyatrosunu-gelistirmek-icin-yaptigi-calismalar-nedir.html>