Teacher: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'.
Teacher: Now, understand the problem? Solve this instance: Premise: Extensive plaque buildup is called atherosclerosis or hardening of the arteries because it causes the artery walls to thicken and lose flexibility. 
 Hypothesis: In atherosclerosis, thickening of an arterial wall due to plaque formation can restrict blood flow through the artery.
Student:
entails