Premise: A woman in a dress is on stage performing before an audience while someone plays a keyboard in the background.

Hypothesis:  A woman in a dress is performing before an audience while someone plays a keyboard in the background.
Relation: entailment

Hypothesis: A girl picks a flower from the sidewalk.
Relation: contradiction

Hypothesis:  A woman in a dress is on stage performing before an audience while someone plays a keyboard.
Relation: entailment