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730 accepted99% rate10.9 hours
What is the capital of Afghanistan? Answer with the city name only.
In which country is Angel Falls, the world's highest uninterrupted waterfall? Answer with the country name only.
In what year did the Tata Group take back control of Air India from the government? Answer with the four-digit year only.
Delta Air Lines is a member of the oneworld alliance. Answer true or false.
In what year did Alexei Leonov perform the first spacewalk? Answer with the four-digit year only.
What is the IATA code of Hartsfield-Jackson Atlanta International Airport? Answer with the three-letter code only.
Airport code KEF belongs to the main international airport of which country? Answer with the country name only.
In what year was sovereignty over Macau transferred from Portugal to China? Answer with the four-digit year only.
Sydney is the capital of Australia. Answer true or false.
In what year was the core module of the Mir space station launched? Answer with the four-digit year only.
Which European country occupies most of the Jutland peninsula? Answer with the country name only.
What is the two-character IATA code of Cathay Pacific? Answer with the two-character code only.
In what year did Virgin Atlantic operate its first flight? Answer with the four-digit year only.
In what year did the Panama Canal open? Answer with the four-digit year only.
Lufthansa is headquartered in France. Answer true or false.
Saturn's average density is lower than that of water. Answer true or false.
In what year did London Heathrow's Terminal 5 open? Answer with the four-digit year only.
In what year did Edwin Hubble publish the relation between galaxy distance and recession velocity? Answer with the four-digit year only.
Which founder of Blue Origin also founded Amazon? Answer with the surname only.
In what year did the Tunguska event flatten forest in Siberia? Answer with the four-digit year only.
What is the SI base unit of amount of substance? Answer with the unit name only, in lowercase.
How many sovereign countries are there in South America? Answer with the whole number only.
In what year was the kilogram redefined in terms of the Planck constant, taking effect on 20 May? Answer with the four-digit year only.
What is the capital of the US state of Pennsylvania? Answer with the city name only.
In what year was the Three Mile Island nuclear accident? Answer with the four-digit year only.