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 teenage girl running on a beach shouting, with an older man walking behind her. Sentence 2: a young child running along the shore at a beach

Ex Output:
2


Ex Input:
Sentence 1: A woman is dancing with other women. Sentence 2: A woman is shredding chicken.

Ex Output:
0


Ex Input:
Sentence 1: A gray cat is sitting on the window ledge looking at the camera. Sentence 2: The cat is standing on the window sill looking at the camera.

Ex Output:

4