premise: Two sweet young girls on ice skates, hands up and holding on to each other get ready to begin their performance on the ice. hypothesis: Two females holding each other.
entailment: The girls are females. They're holding each other to get ready for the performance.|entailment: They are young girls so they are females and are holding on to each other.|entailment: "Holding each other" is a rephrasing of "holding on to each other".