Task: Question Answering
Input (English): Context : Robert Delaunay (12 April 1885 -- 25 October 1941) was a French artist who, with his wife Sonia Delaunay and others, cofounded the Orphism art movement, noted for its use of strong colours and geometric shapes. 
Question : What is Robert Delaunay's spouse's name?
Output (English): Sonia Delaunay