<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://iffhs.de/?06fe3803e23c0bd32b0efa3800e42c0bf1685ca66817f7370eff3702bb1c2bbb6d20fb3c0ce52d00e42a04>