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: A woman cuts up a vegetable. Sentence 2: A woman is slicing egg plant.

Ex Output:
2


Ex Input:
Sentence 1: Osama Bin Laden Wives to Be Jailed Sentence 2: Osama Bin Laden movie to be filmed in India

Ex Output:
1


Ex Input:
Sentence 1: Thanks Candy for starting the thread. Sentence 2: Candy - Thanks for starting us off today.

Ex Output:

5