input: Please answer the following: Determine the topic of the question-answer pair. Question: "What is the name of the late Major League old professor?"; Answer: "Charles Dillon "Casey" Stengel (; July 30, 1890 September 29, 1975), nicknamed "The Old Perfessor", was an American Major League Baseball outfielder and manager ."? Topic:
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output: Casey Stengel

input: Please answer the following: Determine the topic of the question-answer pair. Question: "how many land rovers have landed on mars?"; Answer: "There have been four successful robotically operated Mars rovers."? Topic:
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output: Mars rover

input: Please answer the following: Determine the topic of the question-answer pair. Question: "what are the different types of cross country skiing?"; Answer: "Cross-country skiing is part of the Nordic skiing sport family, which includes ski jumping , Nordic combined (cross-country skiing and ski jumping), Biathlon (skiing and rifle marksmanship ) and ski-orienteering (which includes map navigation along snow trails and tracks)."? Topic:
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output: Cross-country skiing

input: Please answer the following: Determine the topic of the question-answer pair. Question: "what nationality is wendy williams?"; Answer: "Wendy Williams Hunter (born Wendy Joan Williams; July 18, 1964) is an American media personality , actress and author."? Topic:
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output:
Wendy Williams