Determine the topic of the question-answer pair. Question: "what freezes faster? hot or cold water??"; Answer: "The Mpemba effect, named after Tanzanian student Erasto Mpemba , is the assertion that warmer water can freeze faster than colder water."? Topic:
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Answer: Mpemba effect

Q: Determine the topic of the question-answer pair. Question: "what state is area code 419?"; Answer: "North American telephone area codes 419 and 567 serve the northwest quadrant of the U.S. state of Ohio ."? Topic:
A: Area codes 419 and 567

Question: Determine the topic of the question-answer pair. Question: "what is sims language?"; Answer: "Wright later commented that using "nonsense language" turned out to be the right development choice, as people were capable of imagining it more realistically than a computer could simulate a real one."? Topic:
Answer: Simlish

[Q]: Determine the topic of the question-answer pair. Question: "how many rooms in borgata hotel?"; Answer: "The $1.1 billion casino hotel features 2,002 rooms and is the largest hotel in New Jersey ."? Topic:
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[A]: The Borgata

input: Please answer the following: Determine the topic of the question-answer pair. Question: "what cars have smart key systems?"; Answer: "It was first developed by Siemens in the mid-1990s and introduced by Mercedes-Benz under the name "Keyless Go" in 1998 on the W220 S-Class following its design patent filed by Daimler-Benz on May 17, 1997."? Topic:
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output: Smart key

Determine the topic of the question-answer pair. Question: "what was the date of pearl harbor?"; Answer: "The attack on Pearl Harbor (called Hawaii Operation or Operation AI by the Japanese Imperial General Headquarters (Operation Z in planning) and the Battle of Pearl Harbor) was a surprise military strike conducted by the Imperial Japanese Navy against the United States naval base at Pearl Harbor , Hawaii, on the morning of December 7, 1941 (December 8 in Japan)."? Topic:
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Answer:
Attack on Pearl Harbor