Problem: Here's a complex question that requires someone to reason about the input, can you answer it? John Crout was visited by which physicist to obtain support about xerography?

A: Chester Floyd Carlson

Problem: Given the question: Here's a complex question that requires someone to reason about the input, can you answer it? Which movie is the most popular movie that occupies the 18th line in Alexa rating of Russian website which is an american company based in California that provides commercial web traffic data and analytics?
++++++++++++++++++++++++++++++++
The answer is:
portals of Runet

input question: Here's a complex question that requires someone to reason about the input, can you answer it? What district is The Graduate School of Nuclear and Allied Sciences located in????
output answer: the Ga East Municipal district

Here's a complex question that requires someone to reason about the input, can you answer it? "Littlest Things" is a song by an English singer who left school at what age?
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Answer: 15

Q: Here's a complex question that requires someone to reason about the input, can you answer it? How far from the Baltic Sea is Koporye located?
A: Koporye (Russian: ; Finnish: "Kaprio"; Swedish: "Koporje" ) is a historic village ("selo") in Leningrad Oblast, Russia, located about 100 km to the west of St. Petersburg and 12 km south of the Koporye Bay of the Baltic Sea

[Q]: Here's a complex question that requires someone to reason about the input, can you answer it? Which studio produced the movie which had a 21-minute Halloween television special based on it that premiered on Wednesday, October 16, 2013?
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[A]:
Pixar Animation Studios