Input question: A complete set of Endangered Species prints, by which artist, was sold for auction at Sotheby's in London in March 2013?

Output answer: andy warhol

Input question: Which car company produced the Speed Six, famous for its race against the 'Blue Train', between 1926 and 1930?

Output answer: bentley

Input question: "Who sang ""Happy Birthday, Mr. President""?"

Output answer: marilyn monroe

Input question: With which instrument is jazz musician 'Kid' Ory principally associated ?

Output answer:
trombone