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: '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: Which celebrity chef who has appeared in Hell's Kitchen and Kitchen Wars was born in Leeds?

SOLUTION: marco pierre white

PROBLEM: Who represented the United Kingdom in the Eurovision Song Contest in 1975 with the song Let me be the one?

SOLUTION:
the shadows