text: This artist created a silent film called "Work in Progress" after he designed a set for Erik Satie's Socrate.
full_question: This artist created a silent film called "Work in Progress" after he designed a set for Erik Satie's Socrate. His largest sculpture is usually on display in the East wing of the National Gallery of Art. A work characterized by two elongated arcs is painted in a bright red sometimes named for this artist to offset it from a nearby dull Mies van der Rohe building. The name for this artist's most distinctive art form was proposed by Marcel Duchamp. This sculptor of Flamingo used nine black and one red-and-yellow sheets of metal in a work hung at the MoMA. For 10 points, name this sculptor of Lobster Trap and Fish Tail and other mobiles.
first_sentence: This artist created a silent film called "Work in Progress" after he designed a set for Erik Satie's Socrate.
raw_answer: Alexander Calder