In this task, you are given two statements. The task is to output whether a given textual premise, i.e. Statement 2, entails or implies a given scientific fact, i.e. Statement 1. The output should be 'entails' if Statement 2 supports Statement 1 and should be 'neutral' otherwise.

Q: Sentence 1: Tropic and sex two types of hormones regulate mammalian reproduction. Sentence 2: These types of hairs are determined by sex hormones.

A: neutral
****
Q: Sentence 1: A mineral is described as a natural substance that makes up rocks. Sentence 2: The following chapter, entitled The Orebodies: The Making of the Minerals describes the primary sulfide zone, and the secondary zone of mineralization, and gives the characteristic associations of minerals that were found.

A: neutral
****
Q: Sentence 1: Amphibians (or tetrapods) were the first with four limbs. Sentence 2: Amphibians are the first true tetrapods,  or vertebrates with four limbs.

A:
entails
****