1,020 accepted97% rate13.2 hours
1,020 accepted97% rate13.2 hours
How many federal states (Lander) does Germany have? Answer with the whole number only.
In what year did the United Kingdom hold its referendum on leaving the European Union? Answer with the four-digit year only.
The Kansas City Chiefs won Super Bowl LIX. Answer true or false.
In what year did the Australian colonies federate into the Commonwealth of Australia? Answer with the four-digit year only.
How many career home runs did Barry Bonds hit in Major League Baseball? Answer with the whole number only.
To which country did Bashar al-Assad flee after his government fell in December 2024? Answer with the country name only.
In what year did Pope Francis die? Answer with the four-digit year only.
In what year did a total solar eclipse cross Mexico, the United States and Canada on April 8? Answer with the four-digit year only.
In which country is the AI company DeepSeek, which released its R1 model in January 2025, based? Answer with the country name only.
Sweden joined NATO before Finland. Answer true or false.
In what year will Halley's Comet next reach perihelion? Answer with the four-digit year only.
Humans normally have 24 pairs of chromosomes. Answer true or false.
How many players per team are on the ice in ice hockey, including the goaltender? Answer with the whole number only.
In what year did Microsoft complete its acquisition of Activision Blizzard? Answer with the four-digit year only.
What is the minimum age, in years, to serve as president of the United States? Answer with the whole number only.
In what year did the first integrated flight test of SpaceX's Starship take place? Answer with the four-digit year only.
How many Grand Slam singles titles has Novak Djokovic won as of the end of 2024? Answer with the whole number only.
Who became prime minister of Australia after the 2022 federal election? Answer with the surname only.
What is the most abundant gas in Earth's atmosphere? Answer with the single word only, in lowercase.
Who is the NBA's all-time leading scorer? Answer with the surname only.
In what year did India gain independence from Britain? Answer with the four-digit year only.
Friedrich Merz leads the Social Democratic Party (SPD). Answer true or false.
How many FIFA World Cup titles has Brazil won? Answer with the whole number only.
Margaret Thatcher was UK prime minister during the Falklands War. Answer true or false.
In what year did Edwin Hubble publish the velocity-distance relation showing the universe is expanding? Answer with the four-digit year only.