Anchor: A group of people competing in some sort of running event.
Entailed: A group of people are in a competition.
Contradiction: A group of people sit on blankets watching the stars.
Contradiction: A married couple are fighting.
Contradiction: There are children playing.
Contradiction: A person with a white knapsack and wearing a helmet is riding a blue scooter.
Contradiction: Two military men play Monopoly with a girl.