<http://schema.org/copyrightHolder>
"Mikael L\u00C3\u00A5ngstr\u00C3\u00B6m"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/8818644/golden-by-mikael-l%25C3%25A5ngstr%25C3%25B6m>