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: Page said it's also possible that genes on the Y chromosome may influence gender-specific differences in disease susceptibility. Sentence 2: He added that genes on the Y might play a role in influencing gender-specific differences in disease susceptibility.

Output: 4


Input: Consider Input: Sentence 1: A man wearing a orange vest is canoeing in the blue water. Sentence 2: A man in an orange jacket raising his hands to the sky in the sand.

Output: 2


Input: Consider Input: Sentence 1: A cruise liner docked at the shoreline. Sentence 2: A cruise ship docked at shore.


Output: 4