In what year did the Chernobyl nuclear disaster occur? Answer with the four-digit year only.
How many goals did Wayne Gretzky score in his NHL regular-season career? Answer with the whole number only.
In what year did Albert Einstein publish the special theory of relativity? Answer with the four-digit year only.
In what year was Nelson Mandela elected President of South Africa? Answer with the four-digit year only.
Which team won the 2025 NBA championship? Answer with the team nickname only (for example 'Yankees').
Who proposed the hypothesis of continental drift in 1912? Answer with the surname only.
Bats are mammals. Answer true or false.
Which team won the 2024 NBA championship? Answer with the team nickname only (for example 'Yankees').
Who was elected Mexico's first female president in 2024? Answer with the surname only.
In what year was the US Declaration of Independence adopted? Answer with the four-digit year only.
Which element has the chemical symbol He? Answer with the single word only, in lowercase.
In what year did Mount St. Helens have its major eruption? Answer with the four-digit year only.
How many member states does the United Nations have? Answer with the whole number only.
A regulation association football match lasts 90 minutes plus stoppage time. Answer true or false.
Who has been Chief Justice of the United States since 2005? Answer with the surname only.
