International MasterSermier, GuillaumeFIDE ID 6058322Games0Wins1Draws1Losses25%ScorePeak rating2300Latest rating2287First seenMar 17, 2026Last seenApr 21, 2026Recent gamesDateWhiteResultBlackEventOpeningApr 21, 2026Edouard1–0SermierSMM NLA 2026French Defense: Advance Variation, Euwe VariationMar 17, 2026Sermier½–½PetkidisSUI-chT Echallens-ZuerichBogo-Indian Defense: Retreat Variation