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.

Example Input: Sentence 1: A female waiter is balancing a tray with one hand. Sentence 2: A waiter holded a tray with single hand.
Example Output: C

Example Input: Sentence 1: A person is doing tricks on a bicycle in a city. Sentence 2: Someone is doing tricks on a bicycle in a city.
Example Output: C

Example Input: Sentence 1: A person in a red shirt is riding a bicycle down a road. Sentence 2: A person riding a bike.
Example Output:
C