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.
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Question: Sentence 1: And I'm your friend Mitt. Sentence 2: Your good friend Mitt.

Answer: 4


Question: Sentence 1: The man is riding a bike down a dirt hill. Sentence 2: A trick bicyclist grinds down a handrail.

Answer: 2


Question: Sentence 1: I think he'd be better for American business interests overall. Sentence 2: Would he be better for American society?

Answer:
2