[Q]: Sentence: Zhejiang is one of the provinces of China with the largest concentrations of Protestants, especially notable in the city of Wenzhou. Question: Which religion came to Zhejiang 400 years ago?
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[A]: no

[Q]: Sentence: Used even by Apple for A/UX and MkLinux, this technique is no longer necessary since the introduction of Open Firmware-based PCI Macs, though it was formerly used for convenience on many Old World ROM systems due to bugs in the firmware implementation.[citation needed] Question: What were Open Firmware-based PCI Macs used as a convenience because of?
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[A]: yes

[Q]: Sentence: The worst was the Permian-Triassic extinction event, 251 million years ago. Question: In which event did the rainforests collapsed in the carboniferous?
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[A]:
yes