input question: Formulate an answer to this elaborate question: Under which president did this American retired politician and businessman serve as Secretary of Defense most recently that St. Petersburg Democratic Club's controversial "The Gabber" advertisement focused on????
output answer: George W. Bush

Formulate an answer to this elaborate question: Who was born first? Jan de Bont or Raoul Walsh?
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Answer: Raoul A. Walsh

Q: Formulate an answer to this elaborate question: The 2010 Oregon Ducks football team was led by which former American football coach born on November 25, 1963?
A: Chip Kelly

Question: Formulate an answer to this elaborate question: Are Rainer Maria Rilke and Marguerite Yourcenar both novelists?
Answer: yes

[Q]: Formulate an answer to this elaborate question: George Mason made an appearance in the mystery drama television series written by whom?
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[A]: Jane Campion and Gerard Lee

Problem: Given the question: Formulate an answer to this elaborate question: Metrovias operates a transit metro system that first opened in which year ?
++++++++++++++++++++++++++++++++
The answer is:
1913