<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.gelderlander.nl/regio/nijmegen-e-o/heumen/jonge-man-zwaargewond-bij-schutten-van-sluis-in-nederasselt-1.6057531>