Anchor: There is a grown duck and several baby ducks.
Entailed: There are several ducks.
Contradiction: The group of birds are chickens.
Contradiction: I stay at my house every summer and play videogames.
Contradiction: You can walk through the San Martin neighborhood for a similar view.
Contradiction: The men are wearing no ear protection because they don't care.
Contradiction: Lavish summer homes were built by silent film stars.