Definition: 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.
Input: Sentence 1: Radioisotopes type of isotopes have short half-lives and are given in very low doses. Sentence 2: Substitute short-lived radioisotopes that can be decayed in storage (half-life less than 90 days) for long-lived radioisotopes wherever possible.

neutral