The raw data behind the story "American Chess Is Great Again" https://fivethirtyeight.com/features/american-chess-is-great-again/.
A data frame with 932 rows representing international player transfers and 5 variables:
The corresponding website on the World Chess Federation page which details the transfers of a given year.
An numeric identifier for the chess player who transferred.
The current national federation of the chess player
The national federation from which the chess player has transferred.
The date at which the transfer took place.
World Chess Federation