Premise: A girl in water-wear has skipped a stone off an enclosed body of water.

Hypothesis: A boy in water-wear has skipped a stone off an enclosed body of water.
Relation: contradiction

Hypothesis: A sad girl in water-wear has skipped a stone off an enclosed body of water.
Relation: neutral

Hypothesis: A girl in has skipped a stone off an enclosed body of water.
Relation: entailment