Evaluate the similarity between them and classify them into classes from 0-5 as follows:
0 : The two sentences are completely dissimilar.
1 : The two sentences are not equivalent, but are on the same topic.
2 : The two sentences are not equivalent, but share some details.
3 : The two sentences are roughly equivalent, but some important information differs/missing.
4 : The two sentences are mostly equivalent, but some unimportant details differ.
5 : The two sentences are completely equivalent, as they mean the same thing.

Input: Consider Input: Sentence 1: The gloves are off, said UNIFI official Rob O'Neill. Sentence 2: Unifi official Rob O'Neill said: "The gloves are off.

Output: 5


Input: Consider Input: Sentence 1: Someone drills a hole in a strip of wood with a power drill. Sentence 2: A man drills a hole in a piece of wood.

Output: 3


Input: Consider Input: Sentence 1: A dog is on the beach near a ball. Sentence 2: A guy is going up for a lay-up on a basketball court.


Output: 1