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'.

Ex Input:
Premise: The momentum of an object is changed by giving it an impulse . 
 Hypothesis: Change in momentum in an object is equivalent to impulse .

Ex Output:
entails


Ex Input:
Premise: Each amino acid has a carboxylic group and an amine group, and amino acids link to one another to form a chain by a dehydration reaction by joining the carboxyl group of one amino acid to the amine group of the next. 
 Hypothesis: Amino acids contain both a carboxylic acid group and a(n) amine group.

Ex Output:
entails


Ex Input:
Premise: Mitral valve is one of the valves of the heart, whose function is to keep the blood flowing in one direction through the left side of the heart, and to prevent backflow of blood when the heart contracts. 
 Hypothesis: Heart valves prevent the backflow of blood from happening in the heart.

Ex Output:
entails