Anchor: A man is sitting near a shore staring down while holding something black.
Entailed: The man is holding something black in his hands.
Contradiction: The man is staring down the street while holding something white in his hands.
Contradiction: a woman is taking a shower.
Contradiction: Three boys ride in a boat.
Contradiction: Jon said there's an unimportant lesson here.
Contradiction: Let's ring it down the bar, slide it across the table.