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.

Q: Context : Portrait of Pier Maria Rossi di San Secondo is a painting by the Italian Mannerist artist Parmigianino, executed around 1535--1539 and housed in the Museo del Prado, Madrid, Spain. 
Answer : Museo del Prado

A: What is the name of the place where Portrait of Pier Maria Rossi di San Secondo can be found?
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Q: Context : George Akropolites, Latinized as Acropolites or Acropolita (Greek: Γεῶργιος Ἀκροπολίτης, Georgios Akropolitês, 1217 or 1220 -- 1282), was a Byzantine Greek historian and statesman born at Constantinople. 
Answer : 1282

A: On what date did George Akropolites expire?
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Q: Context : The Sinclair Scientific calculator was a 12-function, pocket-sized scientific calculator introduced in 1974, dramatically undercutting in price other calculators available at the time. 
Answer : 1974

A:
In which year was the service entry date for Sinclair Scientific?
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