<http://schema.org/keywords>
"lion, cat, cub, cute, panthera leo, wildlife, desert, fauna, grass, kalahari, kgalagadi, mammal, predator, africa, african, dangerous, king, nature, wilderness, young, furry, animal"^^<http://www.w3.org/2001/XMLSchema#string>
<https://marketplace.500px.com/photos/11706875/lion-cub-in-the-kalahari-by-grobler-du-preez>