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.

Example Input: Sentence 1: But Adora Obi Nweze, the NAACP state president, said the state only tried to prove its conclusion of suicide, rather than consider the possibility of murder. Sentence 2: Adora Obi Nweze, the NAACP state president, said the state has refused to consider the possibility of murder.
Example Output: 3

Example Input: Sentence 1: A white bus with the word Julia is near water and a big ship. Sentence 2: A white bus with water and a barge in the background.
Example Output: 4

Example Input: Sentence 1: Nutrax The plural of anecdote is not data Did gentlemen need chaperones? Sentence 2: Nutrax The plural of anecdote is not data
Example Output:
4