You are given two sentences. You have to find if there is entailment or agreement of the Hypothesis by the Premise. From the given pair of sentences, you should identify if there is enough information in the Premise to support the claim made in the Hypothesis. The Premise may not exactly be the same as Hypothesis. Your task is to return 'entails' if the premise supports hypothesis else return 'neutral'.

Q: Premise: These are valves at the two exits of the heart that prevent backflow into the ventricles. 
 Hypothesis: Heart valves prevent the backflow of blood from happening in the heart.

A: entails
****
Q: Premise: Teacher interns also may work with Statler's research group, which is exploring the origins of elliptical galaxies, one of three types of galaxies in the universe. 
 Hypothesis: There are three types of galaxies.

A: entails
****
Q: Premise: As they are social animals, communication is vital for them. 
 Hypothesis: For social animals, communication essential.

A:
entails
****