<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bndestem.nl/regio/bergen-op-zoom/bergen-op-zoom/drie-mannen-beschoten-in-bergen-op-zoom-verdachte-is-aangehouden-1.6442905>