Anchor: A black dog wearing a harness that is attached to a red sled.
Entailed: The dog's harness is attached to a red sled.
Contradiction: The dog is locked up at the animal shelter.
Contradiction: We have a ride on mower and it isn't bad at all. 
Contradiction: Natalia asked a question.
Contradiction: Three people are dancing at a club.
Contradiction: Children are playing ball.