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'.
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Question: Premise: The reaction of carbon dioxide with water in the soil produces carbonic acid (H 2 CO 3 ) which determines the rate of rock weathering in most ecosystems. 
 Hypothesis: Carbon dioxide chemically weather rocks by creating acids.

Answer: entails


Question: Premise: Hazardous air pollutants come from natural sources such as forest fires and volcanoes and from human sources, both stationary and mobile. 
 Hypothesis: Ash that enters the air naturally as a result of a volcano eruption is classified as a primary pollutant.

Answer: neutral


Question: Premise: One (food) Calorie is equal to 4.19kJ, and to give you an idea of scale, common granulated sugar has an energy content of about 4 Calories per gram or 19.76 kJ per gram. 
 Hypothesis: One gram of sugar or starch provides 4 calories of energy.

Answer:
entails