<http://schema.org/mpn>
"1294-6603.bazar"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.mironet.cz/bazar-sony-xperia-m4-aqua-e2303-cz-distribuce-5quot-octacore-15ghz-2gb-ram-8gb-13-mp-cerna+dp268207/>