TASK DEFINITION: Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.
PROBLEM: Context: Aleksandr Andreyevich Samokhvalov (1894--1974) was a Russian painter and graphic artist. 
 Question: What was the date of birth of Aleksandr Andreyevich Samokhvalov?

SOLUTION: 1894

PROBLEM: Context: Lever House, designed by Gordon Bunshaft and Natalie de Blois (design coordinator) of Skidmore, Owings and Merrill and located at 390 Park Avenue in Midtown Manhattan, New York City, is a seminal glass-box skyscraper built in the International Style according to the design principles of Ludwig Mies van der Rohe. 
 Question: Who was the architect or designer of Lever House?

SOLUTION: gordon bunshaft

PROBLEM: Context: Margaret Power is a fictional character in the Marvel Universe. 
 Question: What is the name of the fictional universe that Margaret Power is from?

SOLUTION:
marvel universe