a rat snake is a kind of animal
indian_rat_snake is not rat_snake. corn_snake is rat_snake. rat_snake is not colubrid_snake. chicken_snake is rat_snake. rat_snake is colubrid_snake. rat is animal. indian_rat_snake is rat_snake. black_rat_snake is rat_snake. black_rat_snake is not rat_snake. chicken_snake is not rat_snake.