TASK DEFINITION: Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
PROBLEM: Context : Beyond the Poseidon Adventure is a 1979 American adventure film, a sequel to the 1972 film The Poseidon Adventure. 
Answer : The Poseidon Adventure

SOLUTION: Which is the basis of Beyond the Poseidon Adventure?

PROBLEM: Context : Sid Meier's Civilization IV (also known as Civilization 4 or Civ4) is a turn-based strategy computer game and the fourth installment of the Civilization series. 
Answer : Sid Meier

SOLUTION: Who was the director of Civilization IV?

PROBLEM: Context : James Machon (born 1848) was a cabin boy in the United States Navy and a Medal of Honor recipient for his role in the Union Navy during the American Civil War. 
Answer : Union Navy

SOLUTION:
What armed force did James Machon serve in?