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: Is the digestive tract of many sharks longer or shorter than many other vertebrates? Sentence 2: Many more genera are short than long lived.

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: The combustion of propane gas produces carbon dioxide and water vapor. Sentence 2: Perfect combustion of propane yields water, carbon dioxide &amp; heat.

A:
entails
****