<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wn.de/Welt/Sport/Fussball/DFB-Pokal?em_ivw=spo-fus-dfb&em_cnt=1948148&em_ref=/sport/fussball/dfb_pokal&em_src=1032706&em_etracker=Fussball-Nachrichten>