Anchor: A para-glider coming down to dry fields on gently rolling hills, near a lake.
Entailed: The person is para gliding.
Contradiction: The man is skiing for the first time.
Contradiction: The stegosaurus was a winged vegetarian.
Contradiction: The wall has many advertisements on it.
Contradiction: Some adults playing football while their kids watch.
Contradiction: A young boy is playing with his dog.