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: How do you know what's right and wrong? Sentence 2: How do you know which story is the right one?
[EX A]: 2

[EX Q]: Sentence 1: Zimmerman replied, "What are you doing here?" Sentence 2: Martin said, "Why are you following me?"
[EX A]: 1

[EX Q]: Sentence 1: Two women sitting on a bench, their faces obscured, with one woman carrying an inflatable tiger and the other woman in a Disney snow white costume. Sentence 2: A girl sits on a bench holding an inflatable tiger next to another girl in a colorful outfit.
[EX A]:
2