<http://schema.org/availability>
"http://schema.org/InStock"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.mironet.cz/gopro-side-mount-uchyt-s-vyklopenim-do-strany-uchyt-pro-pripevneni-kamery-ze-strany-helem-a-vozidel-cerna+dp235619/>