<http://schema.org/keywords>
"morning, old, cliff, velvia, detail, pebbles, overcast, veteran, roots, cypress, point lobos, monterey, headland, view camera, carmel"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/4380026/old-veteran-cypress-point-lobos-by-massimo-squillace>