In what year did IndiGo operate its first flight? Answer with the four-digit year only.
Who was the first woman in space? Answer with the surname only.
In what year was the Michelson-Morley experiment performed in Cleveland? Answer with the four-digit year only.
What is the capital of Hungary? Answer with the city name only.
What is the two-character IATA code of British Airways? Answer with the two-character code only.
In what year was the Fukushima Daiichi nuclear accident? Answer with the four-digit year only.
What is the two-character IATA code of EVA Air? Answer with the two-character code only.
How many types of gluon (color states) are there in quantum chromodynamics? Answer with the whole number only.
Qantas is the flag carrier of Australia. Answer true or false.
What is the SI base unit of luminous intensity? Answer with the unit name only, in lowercase.
In what year did Albert Einstein present the field equations of general relativity? Answer with the four-digit year only.
What is the largest ocean on Earth? Answer with the ocean name only, without the word Ocean.
What is the SI unit of magnetic flux density? Answer with the unit name only, in lowercase.
In what year did Apollo 17, the last crewed Moon landing, take place? Answer with the four-digit year only.
In what year did the Airbus A321XLR enter commercial service? Answer with the four-digit year only.
What is the SI unit of electrical capacitance? Answer with the unit name only, in lowercase.
In what year did Arthur Eddington's solar eclipse expedition measure the bending of starlight? Answer with the four-digit year only.
In what year did Max Planck present his quantum hypothesis for black-body radiation? Answer with the four-digit year only.