<http://schema.org/position>
"5"^^<http://www.w3.org/2001/XMLSchema#integer>
<http://www.mediamarkt.gr/el/product/_peg-perego-%CE%B3%CE%BF%CF%85%CF%81%CE%BF%CF%8D%CE%BD%CE%B1-corral-bearcat-pink-ed1166-1188190.html>