[Q]: Sentence: Red LEDs have the flattest I/V curve above the knee. Question: What LED has the flattest I/V curve above the knee?
++++++++++
[A]: yes

[Q]: Sentence: Apple bought out Power Computing's license, but allowed Umax to continue selling Mac clones until their license expired, as they had a sizeable presence in the lower-end segment that Apple did not. Question: What effect did Mac's decision to brand the Mac OS8 have on companies such as Motorola?
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[A]: no

[Q]: Sentence: In some ways similar to the laser turntable is the IRENE scanning machine for disc records, which images with microphotography in two dimensions, invented by a team of physicists at Lawrence Berkeley Laboratories. Question: Who is Irene?
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[A]:
yes