TASK DEFINITION: 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.
PROBLEM: The island of Kos is in which sea?

SOLUTION: mediterranean sea

PROBLEM: 'Houses of the Holy' in 1973 was the fifth album released by which band, the first three contained the name of the band and the fourth was untitled?

SOLUTION: led zeppelin

PROBLEM: Used as an alloy in making high-speed cutting tools, mo is the symbol for what silver-white metallic element?

SOLUTION:
molybdenum