Premise: Two girls and two boys of school age have stopped on the beach, near the waters edge and while an adult woman looks on are looking at a clear display case one girl holds.

Hypothesis: The display case holds a baseball signed by Babe Ruth.
Relation: neutral

Hypothesis: The boys and girls are swimming in the ocean.
Relation: contradiction

Hypothesis: A group of boys and girls at the beach.
Relation: entailment