[Q]: Sentence: south of Tucson by Pima County Sheriff Charles A. Shibell and his citizen's posse. Question: What is the name of the sheriff who shot William Whitney Brazelton?
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[A]: yes

[Q]: Sentence: He also created a Royal Police Guard for Rio de Janeiro in 1809. Question: Where did the Portuguese royal family move in 1808?
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[A]: no

[Q]: Sentence: It was officially declared a city by Queen Victoria in 1847, after which it became the capital of the newly founded colony of Victoria in 1851. Question: Who was Melbourne named in honor of?
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[A]:
no