"animal is giraffe" :- "animal is ungulate", "animal has long neck", "animal has long legs", "animal has dark spots". "animal is ostrich" :- "animal is bird", "animal has long neck", "animal has long legs", "animal is black and white". "animal has black stripes". "animal is penguin" :- "animal is bird", "animal swims", "animal is black and white". "animal is zebra" :- "animal is ungulate", "animal has black stripes". "animal is mammal" :- "animal has hair". "animal has dark spots". "animal eats meat". "animal is ungulate" :- "animal is mammal", "animal has hoofs". "animal is ungulate" :- "animal is mammal", "animal chews cud". "animal has twany color". "animal is carnivore" :- "animal eats meat". "animal is carnivore" :- "animal has pointed teeth", "animal has claws", "animal has forward eyes". "animal has pointed teeth" :- fail. "animal is bird" :- "animal has feathers". "animal is bird" :- "animal flies", "animal lays eggs". "animal has hair". "animal is cheetah" :- "animal is mammal", "animal is carnivore", "animal has twany color", "animal has dark spots". "animal is tiger" :- "animal is mammal", "animal is carnivore", "animal has twany color", "animal has black stripes".