Anchor: A group of girls are playing in a water fountain in the sun.
Entailed: Some girls are playing in a water fountain.
Contradiction: A group of men are playing pool in a bar.
Contradiction: A man is sleeping.
Contradiction: It is a shame that he doesn't play for Notre Dame, because he is good enought to do that.
Contradiction: I've always been working out three times a week minimum.
Contradiction: I guess they have strong poison?