[Q]: Sentence: Each trace consists of a flat, narrow part of the copper foil that remains after etching. Question: What process is a trace left over from?
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[A]: yes

[Q]: Sentence: CDPs have not been established for these areas by the United States Census Bureau, except that seven CDPs were established for the Ketchikan-area neighborhoods in the 1980 Census (Clover Pass, Herring Cove, Ketchikan East, Mountain Point, North Tongass Highway, Pennock Island and Saxman East), but have not been used since. Question: Which seven CDPs were incorporated as part of the 1980 Census?
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[A]: yes

[Q]: Sentence: Vieira beat Malam Bacai Sanha in a runoff election. Question: Who did Vieira beat in a runoff election?
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[A]:
yes