Anchor: Bikers compete in a long winded endurance test.
Entailed: A group of people are outdoors.
Contradiction: There is a crowd of people watching a hockey game.
Contradiction: APHIS accepted the first alternative because it did not permit the importation of pork products from Sonora.
Contradiction: Several dogs are in the snow
Contradiction: The people are fighting each other.
Contradiction: Two men practice martial arts together