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.

Ex Input:
Sentence 1: The primary focus of Systematic Dialectics is syn chronic, not dia chronic. Sentence 2: Thus, Meta - System - atic Dialectic is Diachronico - Synchronic Dialectic.

Ex Output:
2


Ex Input:
Sentence 1: I am not the one claiming the right to decide over another woman's body. Sentence 2: You want others to decide over a woman body.

Ex Output:
3


Ex Input:
Sentence 1: A woman and a dog standing in the grass. Sentence 2: A man carries a sign while standing in the rain.

Ex Output:

0