a chimpanzee is a kind of animal
chimpanzees is very_intelligent_animals. pygmy_chimpanzee is chimpanzee. chimpanzee is ape. chimpanzee is mammal. chimpanzee is animal. chimpanzee is hominid. common_chimpanzee is chimpanzee. chimpanzee is great_ape. chimpanzees_orangutans_and_gorillas is apes.