<http://schema.org/availability>
"http://schema.org/InStock"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.mironet.cz/hp-pavilion-17g155nc-173-fhd-amd-a87410-22ghz-8gb-1tb-amd-r7m360-2gb-dvdrw-w10-home+dp251212/>