<http://schema.org/category>
"web ready license"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/19061655/sandal-1-by-recep-%25C3%25BCnal-y%25C4%25B1ld%25C4%25B1zl%25C4%25B1>