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: Glover spoke at a news conference that included about 20 relatives of the victims. Sentence 2: About 20 family members of the victims were invited to the news conference.
[A]: 3


[Q]: Sentence 1: London-based NCRI official Ali Safavi told Reuters: "We condemn this raid, which is in our view illegal and morally and politically unjustifiable." Sentence 2: We condemn this raid which is in our view illegal and morally and politically unjustifiable, London-based NCRI official Ali Safavi told Reuters by telephone.
[A]: 5


[Q]: Sentence 1: Is it in the food supply?" says David Ropeik, director of risk communication at the Harvard Center for Risk Analysis. Sentence 2: It's not zero, said David Ropeik, director of risk communication at the Harvard Center for Risk Analysis.
[A]:
2