Anchor: 3 men are playing and riding on a vehicle made of musical instruments including a drum and a piano.
Entailed: 3 men are playing
Contradiction: 3 men are not playing
Contradiction: A man is sitting out on a boat fishing.
Contradiction: Something has to be done. 
Contradiction: Armchair provided by Teresa Norberg-King, Duluth, Minnesota.
Contradiction: We would rent movies starring Mae West.