<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bulbs.com/1-Number_of_Lamps/Ballasts/1_X_20W_--_29W/1.310-1%22_--_under_2%22-Width_(in)/T8/results.aspx>