input question: In the United States, about 67 percent of annual SO2 emissions and 25 percent of NOx emissions are produced by electric utility plants that burn fossil fuels. If this premise is true, does that tell us:"Only one third of SO2 emissions in the USA come from things other than electric utility plants."?

output answer: yes

input question: In the early tenth century Viking raiding parties from Scandinavia began skirmishing with the Celtic tribes along the coast. If this premise is true, does that tell us:"During the beginning of the tenth century, Vikings were prominent."?

output answer: yes

input question: The article Can We Really Feed the World? If this premise is true, does that tell us:"The video interview Can We Travel to Space?"?

output answer: no

input question: But a few Christian mosaics survive above the apse is the Virgin with the infant Jesus, with the Archangel Gabriel to the right (his companion Michael, to the left, has vanished save for a few feathers from his wings). If this premise is true, does that tell us:"Most of the Christian mosaics were destroyed by Muslims. "?

output answer:
it is not possible to tell