Teacher:Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.
Teacher: Now, understand the problem? Solve this instance: He retired to the Villa Bianca (now named ''Villa Grock''), a 50-room house he had had built in the 1920s in Imperia, Italy, where he died in 1959.
Student:
At what location did Grock die?