Anchor: Two men, one sitting and lounging, the other standing and talking.
Entailed: OTwo men were doing opposite things.
Contradiction: Two men swimming in the pool.
Contradiction: Nobody knows who murdered Mr. Inglethorp.
Contradiction: Pollution causes acid rain, but I'm not convinced of a link between water and air pollution.
Contradiction: Two football players are playing racquetball.
Contradiction: We were winning a football.