The chesscom-elite-2022-11.zip file contains a curated PGN dataset of high-level Grandmaster and elite-level games played on Chess.com during November 2022. This collection serves as a snapshot of elite online opening trends, featuring significant activity in the Berlin Defense and Italian Game, while functioning as a critical resource for engine training, opening preparation, and statistical analysis. For more details, explore the collection on the Outskirts Chess Forum .