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

Positive Example 1 -
Input: 1968 winter olympics
Output: Which Frenchman won the Alpine triple-crown at the 1968 Winter Olympics?

Positive Example 2 -
Input: 10 things i hate about you
Output: The 1999 film 10 Things I Hate About You is based on which Shakespeare play?

Negative Example 1 -
Input: the o2 arena
Output: What are the directions to reach the o2 arena from the London bridge?

Negative Example 2 -
Input: the o2 arena
Output: What's the most special thing about the o2 arena?

Now complete the following example -
Input: chris martin
Output: 

 Which actress is married to singer Chris Martin?
Chris Martin is the lead singer with which band who had several hits in the 2000s?
Chris Martin is the lead vocalist and rhythm guitarist with which group?
Which band has Chris Martin as the lead singer?