Anchor: Two dogs are playing in a grassy field in a park with a lake in the background.
Entailed: Two dogs are playing in a field.
Contradiction: Two dogs are sleeping in a valley.
Contradiction: Only old art is exhibited in The Carr?? d'Art. 
Contradiction: The man is on a donkey
Contradiction: its snowing outside
Contradiction: A man is peering through a telescope.