Anchor: a girl in a green uniform and a girl in a white uniform are holding lacrosse sticks.
Entailed: Two girls in uniform are holding lacrosse sticks.
Contradiction: There are two girls, one in green and the other in white, baking cupcakes.
Contradiction: It can come from anywhere. 
Contradiction: A person is outside.
Contradiction: the horse is making tea
Contradiction: A person is walking outdoors.