<http://schema.org/target>
"https://www.tanga.com/products/search?q={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.tanga.com/users/new?return_path=%2Fdeals%2Fac60a4eeba%2Fsandisk-1gb-memory-stick-micro-sdmsm2-1024%3Finternal_campaign%3Dchannel>