question: What is the answer: In kilometres, how long is the coastline of Brazil?
answer: 7 491 km

question: What is the answer: What is the the first name of the Hungarian inventor of the Rubik's Cube?
answer: erno

question: What is the answer: Who is the Chief of Police in Puccini's opera 'Tosca'?
answer: baron scarpia

question: What is the answer: Which US president ended his country's participation in the Vietnam War?
answer:
richard nixon