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: Scenario A assumes that the CO growth rate accelerates by .%/yr. Sentence 2: It assumes that methane growth rate accelerates by .%/yr.
[A]: 2


[Q]: Sentence 1: Rangers voted into Division Three Sentence 2: Rangers voted into third division
[A]: 5


[Q]: Sentence 1: A boy takes off his sunglasses. Sentence 2: A boy is screaming.
[A]:
0