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: Binary compounds such as tungsten carbide or boron nitride can be very refractory. 
 Hypothesis: Binary compounds of carbon with less electronegative elements are called carbides.

Output: neutral


Input: Consider Input: Premise: Work -- Force times distance. 
 Hypothesis: Force times distance is the equation for work.

Output: entails


Input: Consider Input: Premise: Reptiles are tetrapod vertebrates; they have four limbs or evolved from a four-limbed ancestor. 
 Hypothesis: Birds have four limbs.


Output: neutral