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: Some believe the 'right' is most important. Sentence 2: Some believe not slaughtering the unborn is most important.
[EX A]: 1

[EX Q]: Sentence 1: Philippines defers comment on Taiwan fisher attack Sentence 2: Bin Laden's continuing sway shown in Kenya mall attack
[EX A]: 0

[EX Q]: Sentence 1: NATO soldier dies in Afghanistan Sentence 2: Two Aust soldiers wounded in Afghanistan
[EX A]:
1