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: The broader Standard & Poor's 500 Index <.SPX> was up 9.69 points, or 0.98 percent, at 994.53. Sentence 2: The tech-laced Nasdaq Composite Index <.IXIC> gained 18.35 points, or 1.13 percent, to 1,646.02.
[A]: 1


[Q]: Sentence 1: A woman is speaking in sign language. Sentence 2: A woman spices some seafood.
[A]: 1


[Q]: Sentence 1: Likewise, the 30-year bond <US30YT=RR> slid 1-11/32 for a yield of 4.38 percent, up from 4.30 percent. Sentence 2: The 30-year bond US30YT=RR jumped 20/32, taking its yield to 4.14 percent from 4.18 percent.
[A]:
2