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.

[EX Q]: Sentence 1: A man is cutting a paper. Sentence 2: A person is tearing paper.
[EX A]: 3

[EX Q]: Sentence 1: Strong new quake hits shattered Pak region Sentence 2: Powerful new earthquake hits shattered Pakistan region
[EX A]: 5

[EX Q]: Sentence 1: Two homeless men stand outside with a cardboard sign. Sentence 2: Two homeless young men holding a cardboard sign.
[EX A]:
5