Anchor: Two men, one wearing a white t-shirt and the other one going shirtless, are perched atop a construction site, putting together rafters using ladders and a screwdriver.
Entailed: Two men are atop a construction site putting together rafters.
Contradiction: Two men are asleep atop the rafters.
Contradiction: It killed off the whole yard.
Contradiction: A man is playing with childrens
Contradiction: The models don't require any estimates. 
Contradiction: I don't want one of the engine trains putting out smoke.