Title: 2008 Sichuan earthquake.
Question: What formed behind blockages?

Title: University of Notre Dame.
Question: How many years long was a scientific course under Patrick Dillon at Notre Dame?

Title: Incandescent light bulb.
Question: Which company first marketed the tungsten filament lamp?

Title: Age of Enlightenment.
Question:
Which event destroyed the former patronage and corporatism of France and allowed women to participate in society?