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: A man in swimming trunks is standing against some rocks. Sentence 2: A man in a gray shirt climbs a large rock wall.

Output: 1


Input: Consider Input: Sentence 1: Two men wearing bike helmets. Sentence 2: Two men stand with their bicycles outside a shop.

Output: 2


Input: Consider 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.


Output: 0