<http://schema.org/about>
"Ship\u2019s cats have been employed on trading, exploration, and naval ships\u2014going back to ancient times when Egyptians took cats on Nile boats to catch birds in"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/family/pets/stories/cats-at-sea-7-famous-seafaring-felines>