Please answer this: What is the question to: "The actions of the general Pausanias at the siege of Byzantium alienated many of the Greek states from the Spartans, and the anti-Persian alliance was therefore reconstituted around Athenian leadership, as the so-called Delian League ."? The topic is Greco-Persian Wars.
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Answer: "where did the persian war take place?"


Please answer this: What is the question to: "China has been the source of many inventions , including the Four Great Inventions : papermaking , the compass , gunpowder , and printing (both woodblock and movable type )."? The topic is List of Chinese inventions.
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Answer: "what are some chinese inventions?"


Please answer this: 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.
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Answer:
"how was color introduced in film??"