R/FirstTwoMoves.R

In rosawojciech/bigchess: Read, Write, Manipulate, Explore Chess PGN Files and R API to UCI Chess Engines

#' Example dataset
#'
#' A dataset containing 10,894 results after first two moves in 2,395,869 high-quality chess games played over the board by players with ELO > 2000.
#' Source data OTB-HQ.7z downloaded from:
#' https://sourceforge.net/projects/codekiddy-chess/
#' and converted to PGN in SCID software.
#' \itemize{
#'   \item Result:
#'   \item W1: White first move
#'   \item B1: Black first move
#'   \item W2: White second move
#'   \item B2: Black second move
#'   \item Freq: Number of games played in database
#' }
#'
#' @docType data
#' @keywords datasets
#' @name FirstTwoMoves
#' @usage data(FirstTwoMoves)
#' @format A data frame with popular positions in classic chess
"FirstTwoMoves"