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 woman is eating something. Sentence 2: A woman is eating meat.

Output: 3


Input: Consider Input: Sentence 1: a woman with a viking hat on. Sentence 2: Smiling woman sitting wearing a viking hat.

Output: 4


Input: Consider Input: Sentence 1: Iron Lady Margaret Thatcher dies at 87 Sentence 2: Former British PM Margaret Thatcher dies at 87


Output: 5