Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

Ex Input:
What band worried that You Shook Me All Night Long before offering themselves as Guns For Hire which resulted in a Touch Too Much but were finally satisfied with Moneytalks?

Ex Output:
ac dc


Ex Input:
The Great Lakes are called Superior, Erie, Ontario and which other?

Ex Output:
michigan


Ex Input:
Who devised the TV series 'Last Of The Summer Wine'?

Ex Output:

roy clarke