Anchor: You can see the characteristic red stone on almost every street.
Entailed: There are very few streets where one cannot see red stone.
Contradiction: Most streets do not have any visible red stones
Contradiction: The boys are building a snowman.
Contradiction: A woman is crying in front of a piano.
Contradiction: A large cat batting a white ball.
Contradiction: They can give an IQ boost when the baby is a fetus.