<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.scmusic.com.au/index.php?page=shop.product_details&flypage=shop.flypage&product_id=5559&category_id=77&manufacturer_id=0&option=com_virtuemart&Itemid=10077>