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: INTRODUCTION Lipids play an essential structural role as a barrier between intra and extracellular medium and as a matrix providing a suitable hydrophobic environment for membrane proteins. 
 Hypothesis: A cell's membrane provides a barrier to keep extracellular materials from mixing with its internal components.
A:
neutral