Anchor: A shirtless man is climbing up a mountainside.
Entailed: A man is going up a mountain.
Contradiction: The man is wearing a shirt.
Contradiction: A man wearing a shirt sits in a chair.
Contradiction: Shirtless youngster working out in the gym
Contradiction: He is wearing a vest because it is cold.
Contradiction: A shirtless man running away from a wild bear up the side of a mountain.