<http://schema.org/target>
"https://www.mypetdirect.co.uk/shop/search.php?q={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mypetdirect.co.uk/onlinepetshop/prod_282662-CATSAN-LITTER-20-Litre-Bag-Cat-litter.html>