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: Cuba's 'Ladies' to pick up EU prize 8 years late Sentence 2: Cuba's 'Ladies' to Pick Up EU Prize 8 Years Later

Output: 5


Input: Consider 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.

Output: 2


Input: Consider Input: Sentence 1: In  it was a mental illness, now what are they teaching you? Sentence 2: He stated that it was a mental illness in , how is that bigotry?


Output: 2