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.

Q: Sentence 1: The operating revenues were $1.45 billion, an increase over last year's result of $1.38 billion. Sentence 2: Operating revenues rose to $1.45 billion from $1.38 billion last year.

A: 5
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Q: Sentence 1: Two cows standing in a large field. Sentence 2: Horse standing in a field.

A: 2
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Q: Sentence 1: The additional contribution brings total U.S. food aid to North Korea this year to 100,000 tonnes. Sentence 2: The donation of 60,000 tons brings the total of U.S. contributions for the year to 100,000.

A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
3
****
