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 is the SI Unit of Luminous Intensity?

Ex Output:
candela


Ex Input:
Ethanol and isopropyl are types of what?

Ex Output:
alcohol


Ex Input:
Which US singer/songwriter recorded the albums The Heart of Saturday Night, Heartattack and Vine, Swordfishtrombones, etc?

Ex Output:

tom waits