Input question: Who hosted the '$64,000 Question' on British television?

Output answer: bob monkhouse

Input question: Which of the Tracy brothers piloted Thunderbird 4?

Output answer: scott

Input question: Who married Welsh actress Catherine Zeta Jones in 2000?

Output answer: michael douglas

Input question: Nociceptive, Neuropathic, Phantom, Psychogenic, and Incident are types of what?

Output answer:
pain