<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.misterart.com/more-ways-brand-names/fb~winsor-newton~fp~6-9~c1~painting~c2~oil-paints~/winsor-newton-oil-alkyd-solvents.html>