Please answer this: What is the question to: "Halley's Comet last appeared in the inner Solar System in 1986 and will next appear in mid-2061."? The topic is Halley's Comet.
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Answer: "when is halley's comet next?"


Problem: What is the question to: "Bleeding Kansas, Bloody Kansas or the Border War, was a series of violent political confrontations involving anti-slavery Free-Staters and pro-slavery " Border Ruffian " elements, that took place in the Kansas Territory and the neighboring towns of Missouri between 1854 and 1861."? The topic is Bleeding Kansas.

A: "when was bloody kansas in?"


Problem: Given the question: What is the question to: "A gristmill (also: grist mill, corn mill or flour mill) grinds grain into flour ."? The topic is Gristmill.
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The answer is:
"what is grist mill stone?"


input question: What is the question to: "A recurring antagonist, he is the Supreme Commander of the Confederacy of Independent Systems, a political faction of planetary systems waging war on the Galactic Republic ."? The topic is General Grievous.???
output answer: "Who is General Grievous of Star Wars?"


What is the question to: "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)."? The topic is Attack on Pearl Harbor.
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Answer: "when did pearl harbor get bombed?"


Q: What is the question to: "The first color cinematography was by means of additive color systems such as the one patented in England by Edward Raymond Turner in 1899 and tested in 1902."? The topic is Color motion picture film.
A:
"how was color introduced in film??"