<http://schema.org/telephone>
"+62-1-500-350"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.bukalapak.com/p/buku/hukum/3slr8z-jual-buku-buku-pintar-mengurus-surat-dokumen-pe-penerbit-visimedia-on29258731z>