Generate a correct and concise answer for the question based on the words in the context.

Ex Input:
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. 
Question : In which year was the service entry date for Sinclair Scientific?

Ex Output:
1974


Ex Input:
Context : Sebastian Eisenlauer (born March 13, 1990 in Sonthofen) is a German cross-country skier. 
Question : What city is Sebastian Eisenlauer from?

Ex Output:
Sonthofen


Ex Input:
Context : The Barkleys of Broadway is a 1949 Technicolor musical film from the Arthur Freed unit at Metro-Goldwyn-Mayer that reunited Fred Astaire and Ginger Rogers after ten years apart. 
Question : What studio produced The Barkleys of Broadway?

Ex Output:

Metro-Goldwyn-Mayer