<http://schema.org/availability>
"http://schema.org/OutOfStock"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.beat-it.nl/kingston-technology-system-specific-memory-ktd-pe316elv-8g-8gb-ddr3-1600mhz-ecc-geheugenmodule-ktd-pe316elv-8g>