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.

Sentence 1: The women are sitiing down. Sentence 2: Two women are sitting close to each other and talking.
3

Sentence 1: a man walks two dogs on leashes down the street Sentence 2: A man walks two dogs in the city.
4

Sentence 1: A person is putting salt and pepper on a piece of pork. Sentence 2: A youngster is sitting on a piano.

0