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: You call sound that has a wave frequency higher than the human ear can detect ultrasound. Sentence 2: Ultrasound Sound waves that are inaudible to the human ear.

A: entails
****
Q: Sentence 1: Copper oxide substance is created when a copper turns from reddish brown to greenish brown. Sentence 2: The most common form of goldstone is reddish-brown, containing tiny crystals of metallic copper that require special conditions to form properly.

A: neutral
****
Q: Sentence 1: Mercury is closest to the sun. Sentence 2: Mercury, our innermost planet, orbits very close to the Sun.

A:
entails
****