What is the standard tuning of a guitar?

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Whose famous horse was named Buttermilk?

In what country was the "Michelin Guide" first published in 1900?

In 1984, what computer company introduced the PC junior?

To which group of artists does Vincent van Gogh belong?

What is the capital of Brazil?

What is the capital of the United Arab Emirates?

Which US state is nicknamed the "Natural State"?

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What actor was the narrator in the 2006 movie "Charlotte's Web"?

Who preceded Phil Collins as the lead singer of Genesis?

Where was South Africa's Freedom Charter signed?

The USS Arizona Memorial commemorates the victims of what event?

Socrates was sentenced to death by the forced ingestion of what type of deadly plant?

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What did JFK call "the most hazardous and dangerous and greatest adventure on which man has ever embarked"?