Given an open-ended topic (movie name, a persons name, an event, sports, etc) generate a simple trivia-type question.

bobby orr
Which sport would you associate with Bobby Orr, Maurice Richard and Wayne Gretzky?

alfred the great
What was the name of Alfred the Great's kingdom?

clyde tombaugh
Were he alive in 2006, the American astronomer Clyde Tombaugh would have been disappointed as his discovery was 'dwarfed.' What did he discover in 1930?