Please answer this: Generate a question about the topic "Greco-Persian Wars" whose answer would be: 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 ..
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Answer: where did the persian war take place?


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


Please answer this: Generate a question about the topic "Color motion picture film" whose answer would be: 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..
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Answer:
how was color introduced in film??