Detailed Instructions: 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: Most extinctions are thought to have resulted from environmental changes that affected the species in either of two ways. 
 Hypothesis: Environmental changes is most responsible for the extinction of most species of plants and animals that have lived on earth.
A:
entails