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: A Hydrogen Atom Each hydrogen atom consists of one proton surrounded by one electron. 
 Hypothesis: There are one electrons in the hydrogen atom.

A: entails
****
Q: Premise: Signals, contexts, and mechanism of social communication in animals. 
 Hypothesis: For social animals, communication essential.

A:
neutral
****