<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.iaaf.org/results/iaaf-world-championships-in-athletics/1983/1st-iaaf-world-championships-in-athletics-3/men/3000-metres-steeplechase/final/startlist>