Generate a question with a factual answer.
Generated: In what year was the first line of the Melbourne cable tramway system built?

Generate a question with a factual answer.
Generated: Who was the fitness trainer that Madonna was involved with?

Generate a question with a factual answer.
Generated: Did bribery work in convincing Liberius to believe the Arians?

Generate a question with a factual answer.
Generated: What was Serbo-Croatian the official language for in the 20th century?