[Q]: Sentence: Operations were planned to minimize civilian casualties. Question: What were the RAF operations trying to lessen?
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[A]: yes

[Q]: Sentence: While not in Oklahoma City proper, other large employers within the MSA region include: Question: How many employees work for Tinker Air Force Base?
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[A]: no

[Q]: Sentence: These drives can run equally well on DC or AC of any frequency, and many modern electric locomotives are designed to handle different supply voltages and frequencies to simplify cross-border operation. Question: What taps can provide lighting supply?
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[A]:
no