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 close-up of an animal with a long face standing on grass near a tree. Sentence 2: A close-up of a woman with black boots next to a blue motorcycle.

Ex Output:
0


Ex Input:
Sentence 1: A black and white photo of a woman showing a horse. Sentence 2: a black and white photo of cows in their stalls.

Ex Output:
1


Ex Input:
Sentence 1: Shares of San Diego-based Jack In The Box closed at $21.49, up 78 cents, or 3.8 percent, on the New York Stock Exchange. Sentence 2: Shares of Tampa-based Outback Steakhouse Inc. closed at $44.50, up $1.78, or 4.2 percent, on the New York Stock Exchange.

Ex Output:

2