Anchor: Two teenagers sweep a tile floor while a third teenager watches.
Entailed: There are three teenagers.
Contradiction: Three teenagers are sweeping.
Contradiction: A man is sculpting a woman.
Contradiction: I am not familiar with her policies but I would have voted for Ann Richards.
Contradiction: Dog flips off pool diving board, man and another tumbling dog at poolside.
Contradiction: A man is kissing a baby