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.
--------
Question: Sentence 1: Peter Lyman and Hal Varian of Berkeley's School of Information Management and Systems say that information production has increased by 30 percent each year between 1999 and 2002. Sentence 2: That task appealed to two masters of the megabyte, Peter Lyman and Hal Varian, professors at the University of California-Berkeley's School of Information Management and Systems.

Answer: 2


Question: Sentence 1: Several cows grazing on the median by the road. Sentence 2: Five cows grazing on a patch of grass between two roadways.

Answer: 4


Question: Sentence 1: It wouldn't stop joke marriages. Sentence 2: And I don't fight for marriage.

Answer:
1