<https://ozzyman.com/german-circus-has-holographic-animals/german-circus-uses-holograms-instead-of-live-animals-to-combat-animal-cruelty/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://ozzyman.com/german-circus-has-holographic-animals/german-circus-uses-holograms-instead-of-live-animals-to-combat-animal-cruelty/>