[Event "104th ch-IRL 2025"]
[Site "Ennis IRL"]
[Date "2025.08.07"]
[Round "6.3"]
[White "O'Donnell, Conor"]
[Black "Ivanov, Andrey A."]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "CM"]
[WhiteElo "2301"]
[BlackElo "2106"]
[ECO "E21"]
[Opening "Nimzo-Indian Defense: Three Knights Variation"]
[PlyCount "55"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 Bxc3+ 5.bxc3 d6 6.Qc2 Qe7 7.e4 e5 8.Bd3 h6 9.c5 exd4 10.cxd6 cxd6 11.Ba3 Nxe4 12.Bxe4 f5 13.O-O-O fxe4 14.Rxd4 O-O 15.Bxd6 Qf6 16.Qxe4 Nc6 17.Bxf8 Bf5 18.Bxg7 Kxg7 19.Qf4 Rc8 20.Rc4 Nb4 21.Rc7+ Rxc7 22.Qxc7+ Kg6 23.Rd1 Nxa2+ 24.Kb2 Nxc3 25.Qxc3 Qb6+ 26.Qb3 Qxf2+ 27.Rd2 Qf1 28.Nh4+ 1-0