Generate a question with a factual answer.
Generated: Why is Brasilia a good place for air sports?

Generate a question with a factual answer.
Generated: By what year was rice a successful commodity crop for the Lowcountry?

Generate a question with a factual answer.
Generated: When was the Museo Tamayo opened?

Generate a question with a factual answer.
Generated: During which century did Matisse work?