You will be given a definition of a task first, then some input of the task.
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.

Sentence 1: The atom is the representative particle in pure metals. Sentence 2: That means that it would take 4.5 billion years for half the uranium 238 atoms in a chunk of the metal to decay by emitting radioactive particles.
Output:
neutral