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: A grey cat with green eyes looking into the camera. Sentence 2: A grey, black, and white cat looking at the camera.
[A]: 3


[Q]: Sentence 1: a black and white photo of a cat lying down. Sentence 2: A black and white image of a cat laying on a rug.
[A]: 4


[Q]: Sentence 1: They are NOT as sovereign as they were before. Sentence 2: to repeat: They are NOT as sovereign as they were before.
[A]:
4