Anchor: Two collies are barking as they play on the edge of the ocean
Entailed: Two dogs are playing together.
Contradiction:  Two collies are barking as they play in the backyard.
Contradiction: He stopped in his tracks, and listened to the overseers voices.
Contradiction: the boy is eating rice.
Contradiction: The biker uses his legs to move his bike further along.
Contradiction: The man is an artist.