Anchor: In my office, two or three times a day I look into the room where the mail is shelved.
Entailed: The mail is shelved in a room.
Contradiction: The mail is shelved in a bucket.
Contradiction: All of that is measured in inches. 
Contradiction: A dog swims outside in the water.
Contradiction: Red stayed in the room after lunch.
Contradiction: A warm welcome for the life story of the multi-talented wife of Henry Luce.