TASK DEFINITION: Generate a correct and concise answer for the question based on the words in the context.
PROBLEM: Context : Master of the View of Ste-Gudule (active 1480 -- 1499), was an Early Netherlandish painter. 
Question : When was Master of the View of Ste-Gudule's death?

SOLUTION: 1499

PROBLEM: Context : Douglas Crimp (born 1944) is an American professor in art history based at the University of Rochester. 
Question : What is Douglas Crimp's place of employment?

SOLUTION: University of Rochester

PROBLEM: Context : Liberty Leading the People (French: La Liberté guidant le peuple) is a painting by Eugène Delacroix commemorating the July Revolution of 1830, which toppled King Charles X of France. 
Question : The Liberty Leading the People is based upon what?

SOLUTION:
July Revolution