question: What is the answer: Barack Obama was sworn in as Us President on 20 January 2009. Who was sworn in as Vice President?
answer: joe biden

question: What is the answer: "Which work by Elgar is dedicated to ""My Friends Pictured Within"" ?"
answer: enigma variations

question: What is the answer: Who was Mary Arden's famous son?
answer: william shakespeare

question: What is the answer: To which other element does Carbon 14 convert with time?
answer:
nitrogen