Q: Actor Arnold Schwarzenegger was a protege of which body-building guru who died in March 2013, aged 93?
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A: joe weider

Q: "Who was the Anglo-Irish scientist who, in the 17th century, discovered that ""the volume of a given mass of gas at a given temperature is inversely proportional to its pressure""?"
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A: robert boyle

Q: Name the space shuttle that exploded in 1986
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A:
challenger