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'.

Premise: These are valves at the two exits of the heart that prevent backflow into the ventricles. 
 Hypothesis: Heart valves prevent the backflow of blood from happening in the heart.
entails

Premise: In the case of carbon dioxide, two atoms of oxygen combine with one atom of carbon. 
 Hypothesis: Carbon dioxide molecules consist of a central carbon atom bonded to two oxygen atoms.
entails

Premise: At this level the plants absorb sunlight and convert it to chemical energy (glucose) via photosynthesis. 
 Hypothesis: During photosynthesis, energy from the sun is converted to glucose after entering a plant.

entails