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: A man is chopping butter into a container. Sentence 2: A woman is cutting shrimps.
1

Sentence 1: The same survey a month ago had Street leading Katz 42 percent to 34 percent, with 21 percent undecided. Sentence 2: One month ago in the same poll, Katz was leading 46 to 40 percent.
2

Sentence 1: That package included increases to both the city's sales and income taxes. Sentence 2: He also objects to the sales and personal income tax increases in the package.
2