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: Revenue rose 3.9 percent, to $1.63 billion from $1.57 billion. Sentence 2: The McLean, Virginia-based company said newspaper revenue increased 5 percent to $1.46 billion.
[A]: 1


[Q]: Sentence 1: The Nazis increases the longevity of a handgun permit from  to  years. Sentence 2: The Nazis lowered the minimum age to buy a firearm from  to .
[A]: 2


[Q]: Sentence 1: A squirrel runs around in circles. Sentence 2: A squirrel is moving in circles.
[A]:
4