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 small white cat standing in a sink. Sentence 2: Grey and white cat sitting in bathroom sink.
[A]: 4


[Q]: Sentence 1: The dog is barking at the toy. Sentence 2: A dog is barking at a toy.
[A]: 5


[Q]: Sentence 1: Driver in Spanish train crash faces questions from judge Sentence 2: Train driver in Spain crash questioned by judge
[A]:
5