Hartstock, Elmar, Dr.1Games0Wins0Draws1Losses0%ScorePeak rating1853Latest rating1853First seenAug 12, 2022Last seenAug 12, 2022Recent gamesDateWhiteResultBlackEventOpeningAug 12, 2022Klundt1–0Hartstock65+ German Senior ChampionshipSicilian Defense: O'Kelly Variation, Yerevan System