TASK 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.
PROBLEM: Sentence 1: Because atoms have equal numbers of positive protons and negative electrons, they possess a neutral charge. Sentence 2: For an electrically neutral atom, the number of protons and the number of electrons is equal to the atomic number.

SOLUTION: entails

PROBLEM: Sentence 1: Evaporation is responsible for changing liquid water into water vapor. Sentence 2: Freezing: The phase change of liquid water into ice. Evaporation: The phase change of liquid water into water vapor .

SOLUTION: entails

PROBLEM: Sentence 1: A double bond consists of one sigma bond and one pi bond. Sentence 2: This is because pi bonds are not as strong as sigma bonds.

SOLUTION:
neutral