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518 accepted99% rate6.6 hours
In what year was Magna Carta sealed by King John? Answer with the four-digit year only.
Which hash function does Bitcoin's proof of work use? Answer with the name in the form 'SHA-256'.
What is the name of Japan's national legislature? Answer with one word.
How many permanent members does the UN Security Council have? Answer with the whole number only.
Which country won the 2018 FIFA World Cup in Russia? Answer with the country name only.
What is the name of Han Solo's starship? Answer with the two-word name.
How many voting members does the United States House of Representatives have? Answer with the whole number only.
In what year were the first modern Olympic Games held? Answer with the four-digit year only.
In what year was Return of the Jedi released in theaters? Answer with the four-digit year only.
In what year did the Ethereum mainnet launch? Answer with the four-digit year only.
Which actor played Obi-Wan Kenobi in the prequel trilogy? Answer with the surname only.
What was the ticker symbol of Terra's algorithmic stablecoin that collapsed in May 2022? Answer with the ticker only.
In the June 2025 US strikes, which of the three Iranian nuclear sites was hit by submarine-launched Tomahawk missiles? Answer with the site's name only.
Iran's missile retaliation on 23 June 2025 targeted which US air base in Qatar? Answer with the base's two-word name.
How many US service members were killed in the October 1983 bombing of the Marine barracks in Beirut? Answer with the whole number only.
In which Swiss city was the April 2015 framework for the Iran nuclear deal announced? Answer with the city name only.
On which Iranian island did former FBI agent Robert Levinson disappear in March 2007? Answer with the island's name only.
Under the JCPOA, how many IR-1 centrifuges was Iran allowed to keep enriching uranium at Natanz? Answer with the whole number only.
In what year did Iran ratify the Treaty on the Non-Proliferation of Nuclear Weapons (NPT)? Answer with the four-digit year only.
How many Iranian nuclear sites did the United States strike in its June 2025 operation? Answer with the whole number only.
In what year did Ayatollah Ruhollah Khomeini return to Iran from exile, days before the monarchy fell? Answer with the four-digit year only.
The American hostages were released minutes after which US president was sworn in on 20 January 1981? Answer with the surname only.