sentences: an crocodile is a mean of colored plant
docs: dwarf_crocodile is small_crocodile. crocodile is reptile. crocodile is crocodilian. small_crocodile is crocodile. orinoco_crocodile is crocodylus. orinoco_crocodile is reptile. asian_crocodile is crocodile. african_crocodile is crocodile. crocodile is crocodilian_reptile. large_crocodile is crocodile.