Anchor: A group of people, some sitting and some standing, seem to be enjoying a sort of party, as there are streamers and balloons around them.
Entailed: A group of people are enjoying a party
Contradiction: A group of people are at work sitting at desks.
Contradiction: a group of people camping sleep outside
Contradiction: The people are taking their SATs.
Contradiction: A group of people are at a funeral
Contradiction: A dog is inside