Anchor: A group of three people, one of them a young boy, are standing in front of a large aquarium like fish tank looking at the fish.
Entailed: Some people are observing fish in a fish tank.
Contradiction: Three people are on safari.
Contradiction: A group of people eat dinner at a restaurant.
Contradiction: A family is scuba diving in Cancun.
Contradiction: A group of three people stand in front of an empty aquarium.
Contradiction: There were all girls in the group.