<http://schema.org/openingHours>
"Mo,Tu,We,Th,Fr 09:00-18:00"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.goldbroker.fr/produits/acheter-argent/lingots-argent/lingot-d-argent-1000-onces-uralelectromed-72>