Eret, Jonas4Games2Wins1Draws1Losses63%ScorePeak rating—Latest rating—First seenJul 15, 2023Last seenJul 16, 2023Recent gamesDateWhiteResultBlackEventOpeningJul 16, 2023Stocek0–1EretCzech Open 2023 - EIndian Defense: Wade-Tartakower DefenseJul 16, 2023Helmer1–0EretCzech Open 2023 - EZukertort OpeningJul 15, 2023Eret½–½PiskCzech Open 2023 - ENimzo-Larsen Attack: Classical VariationJul 15, 2023Eret1–0SzkoludekCzech Open 2023 - EIndian Defense: Spielmann-Indian