
[Event "VII SESC Caioba Open 2023"]
[Site "Caioba BRA"]
[Date "2023.06.19"]
[Round "3.12"]
[White "Perdomo, L"]
[Black "Tsuboi, E"]
[Result "1/2-1/2"]
[WhiteElo "2389"]
[BlackElo "2212"]
[ECO "E20"]
[PlyCount "39"]
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 c5 5.Nf3 cxd4 6.Nxd4 O-O 7.Bg2 d5 8.Nc2 Bxc3+ 9.bxc3 Qc7 10.Ne3 dxc4 11.Qd4 Nc6 12.Qxc4 Bd7 13.O-O Rac8 14.Ba3 Rfd8 15.Rfd1 Be8 16.Qc5 Nd7 17.Qd6 Qxd6 18.Bxd6 Nb6 19.c4 Na5 20.Rac1 1/2-1/2
[Site "Caioba BRA"]
[Date "2023.06.19"]
[Round "3.12"]
[White "Perdomo, L"]
[Black "Tsuboi, E"]
[Result "1/2-1/2"]
[WhiteElo "2389"]
[BlackElo "2212"]
[ECO "E20"]
[PlyCount "39"]
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 c5 5.Nf3 cxd4 6.Nxd4 O-O 7.Bg2 d5 8.Nc2 Bxc3+ 9.bxc3 Qc7 10.Ne3 dxc4 11.Qd4 Nc6 12.Qxc4 Bd7 13.O-O Rac8 14.Ba3 Rfd8 15.Rfd1 Be8 16.Qc5 Nd7 17.Qd6 Qxd6 18.Bxd6 Nb6 19.c4 Na5 20.Rac1 1/2-1/2
[Event "VII SESC Caioba Open 2023"]
[Site "Caioba BRA"]
[Date "2023.06.19"]
[Round "3.12"]
[White "Perdomo, L"]
[Black "Tsuboi, E"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2389"]
[BlackElo "2212"]
[ECO "E20"]
[Opening "Nimzo-Indian"]
[Variation "Romanishin-Kasparov (Steiner) system"]
[EventDate "2023.06.18"]
[WhiteFideId "109746"]
[BlackFideId "2100274"]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8.
Nc2 Bxc3+ 9. bxc3 Qc7 10. Ne3 dxc4 11. Qd4 Nc6 12. Qxc4 Bd7 13. O-O Rac8
14. Ba3 Rfd8 15. Rfd1 Be8 16. Qc5 Nd7 17. Qd6 Qxd6 18. Bxd6 Nb6 19. c4 Na5
20. Rac1 1/2-1/2