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: Susana Machado Bernard House and Barn is an elaborate 10,000-square-foot (930 m2) Art Nouveau Gothic Revival style mansion and carriage house located in the Pico Union section of Los Angeles, California.
Student:
Of what style is Susana Machado Bernard House and Barn?