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'.

Ex Input:
Premise: Valves There are four one-way valves separating the chambers of the heart.
Hypothesis: There are four valves in the heart.

Ex Output:
entails

Ex Input:
Premise: The element symbol is in the center and as many as four groups of two electrons are shown as dots above, below, to the right and left of the element symbol to show the valence electrons.
Hypothesis: Carbon has four valence electrons .

Ex Output:
neutral

Ex Input:
Premise: to air pollution, such as air quality monitoring and impacts of air pollutants on natural systems;
Hypothesis: Ash that enters the air naturally as a result of a volcano eruption is classified as a primary pollutant.

Ex Output:
neutral