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: A man is hugging someone. Sentence 2: A man is taking a picture.

Output: 0


Input: Consider Input: Sentence 1: Two soccer players battle for the ball during an intense match. Sentence 2: Two little orange and white dogs are in the snow.

Output: 0


Input: Consider Input: Sentence 1: Jury nullification means a law isn't Constitutional? Sentence 2: No. Jury nullification does not mean that a law is unconstuitutional.


Output: 2