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.
--------
Question: Sentence 1: How do you know what's right and wrong? Sentence 2: How do you know which story is the right one?

Answer: 2


Question: Sentence 1: X'mas cruise passengers hit by Norovirus Sentence 2: Missing cruise passenger is a NSW ambo

Answer: 0


Question: Sentence 1: Australia to scrap soaring national debt ceiling Sentence 2: Australian PM insists no argument with Indonesia

Answer:
0