<http://schema.org/keywords>
"barge, boat, canal, rope, water, reflection, ship, path, grass, leaves, trees, hdr, fuji, hs10, gimp, luminance, photoshop, uk, england, britain"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/3472581/the-barge-by-link-bekka>