Anchor: A group of young girls are competing in a basketball game, held at some sort of gymnasium.
Entailed: Some young females are running up and down a basketball court with a single basketball in a gym.
Contradiction: A group of young girls are reading "50 Shades of Grey".
Contradiction: The girls are playing video games.
Contradiction: The girls are old.
Contradiction: The group of kids are at the beach.
Contradiction: Two girls teams are playing in a softball game outside in the park.