Input question: According to the nursery rhyme, what did Tom the Piper's son steal?

Output answer: pig

Input question: The West Bank of which river has been occupied by Israel since 1967?

Output answer: jordan

Input question: 'Radames' and 'Princess Amneris' are characters that appear in which Verdi opera?

Output answer: aida

Input question: Which Formula 1 Grand Prix takes place on the Marina Bay circuit?

Output answer:
singapore