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: A girl in orange lights a candle. Sentence 2: A girl in an orange shirt lights candles.
Example Output: 4

Example Input: Sentence 1: A man is straining pasta. Sentence 2: A man plays a wooden flute.
Example Output: 0

Example Input: Sentence 1: Monkeypox is usually found only in central and western Africa. Sentence 2: Prairie dogs, usually found in southwestern and western states, aren’t indigenous to Wisconsin.
Example Output:
0