<http://schema.org/keywords>
"hdr, h-l-andersen, 8mm, fisheye, cs5, photomatix, rural, sky, automn, Blue, Countryside, Green, Landscape, Light, Nature, Rural, exterior, nobody, outside"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/14256567/last-rays-by-henrik-l-andersen>