<http://schema.org/productID>
"sku:93106500"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.mironet.cz/imobile-iq-big-2-55quot-quadcore-12ghz-2gb-ram-16gb-rom-12mp-5mp-dualsim-android-50-bily+dp254448/>