premise: A woman, standing behind a girl, helping the girl with an experiment. hypothesis: A woman is helping a girl.
entailment: 'A woman is helping a girl' is a less detailed rephrasing, the specifics have been omitted but the essence that a woman is helping a girl is the same.|entailment: both are ways of saying the woman is helping the girl.|entailment: "The girl" shows that there is a girl.