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'.

Input: Consider Input: Premise: pH In chemistry, pH is a measure of the concentration of hydrogen ions in a solution, which is a measure of acidity or alkalinity. 
 Hypothesis: The concentration of the hydrogen ion in a solution can be calculated when the ph is known.

Output: entails


Input: Consider Input: Premise: Its cells are motile and possess one subterminal sheathed flagellum at each end. 
 Hypothesis: In humans, the sperm cell is the only cell with the  flagella structure that enables motility.

Output: neutral


Input: Consider Input: Premise: Front- The boundary between two different air masses. 
 Hypothesis: In weather terms, the boundary between two air masses is called front.
Output: entails