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: The atmospheric pressure decreases with altitude. 
 Hypothesis: Air pressure it decreases as altitude increases.

A: entails
****
Q: Premise: The land area that drains rain and snow melt to a river is called a watershed, each tributary to the river is part of a smaller watershed. 
 Hypothesis: All of the land drained by a river system is called its basin, or the "wet" term  watershed

A: entails
****
Q: Premise: contractions of the heart generate blood pressure, and heart valves prevent backflow of blood in the circulatory system. 
 Hypothesis: Heart valves prevent the backflow of blood from happening in the heart.

A:
entails
****