Anchor: A black dog holds a tire and a ball in his mouth as another follows him.
Entailed: There are two dogs.
Contradiction: Neither of the dogs are black.
Contradiction: A boy is having his tooth pulled.
Contradiction: At the beach, a green flag means it is safe to swim and a red flag means danger.
Contradiction: Few opponents extempt their own oxen from being gored.
Contradiction: A woman laughs while pointing.