Input question: Which Simpson' TV cartoon series character is voiced by Kelsey Grammar?

Output answer: sideshow bob

Input question: For what were Baffin, Frobisher and Franklin all searching?

Output answer: northwest passage

Input question: The first two speakers in which Shakespeare play are a shipmaster and a boatswain?

Output answer: tempest

Input question: John Shepherd-Barron who died in May 2010 is credited with being the inventor of what, which was first used in 1967 by Reg Varney?

Output answer:
atm