snakes / lizards / rats / rabbits / mice are kinds of animals
rabbits_and_mice is not both_animals. rats_and_rabbits is both_rodents. rats is rodents. mouse_and_rabbit is not small_animals. rabbits_and_mice is both_animals. rat_and_rabbit is both_animals. mouse is animal. rats_and_rabbits is not both_rodents. mouse_and_rabbit is small_animals. mice is mammals.