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: They know that the video doesn't show a gas chamber. Sentence 2: The bottom line is that the video clip doesn't show a gas chamber.
[A]: 5


[Q]: Sentence 1: Syrian opposition offers Assad truce in Homs for duration of Ramadan Sentence 2: Syrian opposition offers Assad's forces truce for duration of Ramadan
[A]: 5


[Q]: Sentence 1: Goa first step in Modis march to Delhi Sentence 2: For first time in history, Technion to teach engineering in Russia
[A]:
0