In what year did Nelson Mandela become President of South Africa? Answer with the year only.
Is the Danube the longest river in Europe?
How many states make up the United States of America?
How many players does each team have on the field at the start of a standard association football (soccer) match?
What is the ISO 4217 currency code of the Japanese yen? Answer with the three-letter ISO 4217 code.
In what year did the Maastricht Treaty, which created the European Union, enter into force? Answer with the year only.
Which team won the 2016 World Series in Major League Baseball? Answer with the team's full name.
Which chemical element has the symbol H?
In what year did the Second World War end?