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: Cigarette smoke contains may carcinogens (cancer-causing chemicals) and is one of the major causes of illness and death in the world. 
 Hypothesis: Cigarettes are a major source of carcinogens, a kind of chemical substances linked with cancer.
entails

Premise: Reptiles are cold-blooded, or ectothermic, meaning that their heat come from their environment. 
 Hypothesis: Reptiles are described by the term ectothermic, which means their internal temperature depends on the temperature of their environment.
entails

Premise: Each gene is actually composed of DNA specifically designed to carry out a single body function. 
 Hypothesis: Genes are composed of dna.
entails