Generate a question with a factual answer.
Generated: When was the Casas Adobes Plaza built?

Generate a question with a factual answer.
Generated: During the Revolutionary War, which French colony had moved towards political independence?

Generate a question with a factual answer.
Generated: What year was the International Chopin Piano Competition founded?

Generate a question with a factual answer.
Generated: In terms of international travel, which airport is the world's busiest?