Anchor: Smashmouth makes me certain that, while Jim Morrison may be dead, Ray Manzarek is not.
Entailed: Smashmouth assures me that Ray Manzarek is not dead.
Contradiction: Smashmouth  makes me feel sure that Ray Manzarek is dead.
Contradiction: Jamaica has never allowed tourists to enter the country by boat.
Contradiction: white horses drawing a carriage
Contradiction: A group of people are running a marathon.
Contradiction: The man is outdoors.