Anchor: He's going there to collapse it.
Entailed: The reason he's going there is to collapse it. 
Contradiction: The man is going to help build it. 
Contradiction: The presence of the maids made the whole thing very serious.
Contradiction: Someone can assume that the postal service would do a better job of finding ways to mail things effectively. 
Contradiction: Three people each have umbrellas.
Contradiction: A woman is wearing a veil.