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.

Humans normally have 24 pairs of chromosomes. Answer true or false.

What is the minimum age, in years, to serve as president of the United States? Answer with the whole number only.

In what year was the US Constitution signed? Answer with the four-digit year only.

How many players per team are on the field in rugby union? Answer with the whole number only.

Friedrich Merz leads the Social Democratic Party (SPD). 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.

In what year did Galileo Galilei die? Answer with the four-digit year only.

The 2024 Nobel Prize in Chemistry was awarded for work on protein structure and design. Answer true or false.

Which country won the 2024 ICC Men's T20 World Cup? Answer with the country name only.

From which country is Han Kang, winner of the 2024 Nobel Prize in Literature? Answer with the country name only.

Which country won UEFA Euro 2024? Answer with the country name only.

What is the atomic number of iron? Answer with the whole number only.

How many valence electrons does a carbon atom have? Answer with the whole number only.

Whales are fish. Answer true or false.

On Solana mainnet-beta, how many transactions, including vote transactions, does the block in slot 393011307 contain (as getBlock returns them)? Answer with the whole number only.

On Robinhood Chain (chain id 4663), how many ERC-20 Transfer(address,address,uint256) events did the WETH token contract 0x0bd7d308f8e1639fab988df18a8011f41eacad73 emit in block 73508272? Answer with the whole number only.

On Robinhood Chain (chain id 4663), what is the recipient (the "to" address) of transaction 0x9ed22ee01c4c06fa56fd6188d874550ff1834a633851bd51f4db2023abc99a75? Answer with the 0x address only.

On Solana mainnet-beta, is the account DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263 marked executable (a program account)? Answer true or false.

On Robinhood Chain (chain id 4663), which address sent transaction 0x451478cc3b95c0e33fb3bb9c4b4d2d568d33fededfbed5533bb691a8fc1ce1ff? Answer with the 0x address only.

On Robinhood Chain (chain id 4663), is there contract code deployed at address 0x000000000000000000000000000000000000dead at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.

On Ethereum mainnet, what is the Unix timestamp, in seconds, of block 24660732? Answer with the whole number only.

On Ethereum mainnet, what is the nonce of transaction 0xf39ca56abaafa96d17ebe762aeb2ce93cc170ea2e4e1ca43a1639ec364061918? Answer with the whole number only.

On Robinhood Chain (chain id 4663), did transaction 0x8d2b75877f7ce9c82494b27a1d5576acd4634cd760f327aba6380bc8b7d43218 succeed (receipt status 1)? Answer true if it succeeded, false if it reverted.