TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to choose whether the two sentences clearly agree (entailment)/disagree (contradiction) with each other, or if this cannot be determined (neutral). Your answer must be in the form of the letters E, C, and N respectively.
PROBLEM: Sentence 1: A male tennis player runs for a shot. Sentence 2: A boy is running after a tennis shot his friend made.

SOLUTION: N

PROBLEM: Sentence 1: Seven construction workers working on a building. Sentence 2: The men are setting the building on fire.

SOLUTION: C

PROBLEM: Sentence 1: Collie dog digs in sand. Sentence 2: A man tunes his bass guitar.

SOLUTION:
C