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: Operation Chaos is merely people voting. Sentence 2: Chaos is merely people voting.

A: 4
****
Q: Sentence 1: After protesters rushed the stage and twice cut power to the microphone, Hedges drew the speech to an early close. Sentence 2: After protesters rushed the stage and twice cut power to the microphone, Hedges cut his speech short.

A: 5
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Q: Sentence 1: Ukrainian President orders 7-day ceasefire in the east Sentence 2: Uganda's President Museveni agrees to sign anti-gays Bill

A:
0
****