instruction:
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.
question:
What is the more popular name for the Londonderry Air?
answer:
danny boy


question:
Who wrote `Frankenstein`?
answer:
mary shelley


question:
Who released a 2009 album entitled 'The Element of Freedom'?
answer:

alicia keys