[Event "Memorial André Sartori"] [Site "Alex"] [Date "2026.04.14"] [Round "4"] [White "Luiz Octavio"] [Black "Pedro Pontalti"] [Result "1/2-1/2"] [GameId "OAQU1X74"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A10"] [Opening "English Opening: Great Snake Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. c4 { [%eval 0.11] } 1... g6 { [%eval 0.2] } { A10 English Opening: Great Snake Variation } 2. Nc3 { [%eval 0.16] } 2... Bg7 { [%eval 0.43] } 3. g3 { [%eval 0.12] } 3... Nf6 { [%eval 0.21] } 4. Bg2 { [%eval 0.18] } 4... e5 { [%eval 0.34] } 5. e4 { [%eval 0.21] } 5... O-O { [%eval 0.31] } 6. Nge2 { [%eval 0.24] } 6... Nc6 { [%eval 0.38] } 7. O-O { [%eval 0.38] } 7... d6 { [%eval 0.43] } 8. d3 { [%eval 0.49] } 8... Nd7 { [%eval 0.54] } 9. f4 { [%eval 0.58] } 9... exf4 { [%eval 0.67] } 10. Bxf4 { [%eval 0.62] } 10... Nde5 { [%eval 0.86] } 11. Qd2?! { (0.86 → 0.00) Inaccuracy. b3 was best. } { [%eval 0.0] } (11. b3 g5 12. Be3 f5 13. Qd2 h6 14. Kh1 fxe4 15. Rxf8+ Qxf8 16. Rf1 Qe7) 11... Nb4 { [%eval 0.11] } 12. Nc1 { [%eval 0.09] } 12... c5 { [%eval 0.08] } 13. a3 { [%eval -0.06] } 13... Nbc6 { [%eval -0.16] } 14. N1e2 { [%eval -0.13] } 14... Rb8 { [%eval 0.14] } 15. Rab1 { [%eval 0.14] } 15... a5 { [%eval 0.22] } 16. b3 { [%eval 0.12] } 16... Bg4 { [%eval 0.19] } 17. h3?! { (0.19 → -0.77) Inaccuracy. Nb5 was best. } { [%eval -0.77] } (17. Nb5 Bxe2 18. Qxe2 Qd7 19. a4 b6 20. Kh1 Rbe8 21. Qd2 h5 22. h3 Nd4) 17... Bxe2 { [%eval -0.79] } 18. Nxe2 { [%eval -0.76] } 18... b5 { [%eval -0.83] } 19. Be3 { [%eval -1.15] } 19... b4?! { (-1.15 → -0.21) Inaccuracy. bxc4 was best. } { [%eval -0.21] } (19... bxc4 20. bxc4 a4 21. Rb5 Na7 22. Rbb1 Rb3 23. Rxb3 axb3 24. Rb1 Qb6 25. Nc3) 20. a4 { [%eval -0.17] } 20... Qe7 { [%eval 0.13] } 21. d4 { [%eval 0.08] } 21... Nd7? { (0.08 → 1.32) Mistake. Nxd4 was best. } { [%eval 1.32] } (21... Nxd4 22. Nxd4 cxd4 23. Bxd4 Rbe8 24. Rbd1 Qc7 25. Kh1 Re6 26. h4 Nd7) 22. Rbd1?? { (1.32 → -0.66) Blunder. Bg5 was best. } { [%eval -0.66] } (22. Bg5 Qe8 23. e5 Rb6 24. Bxc6 Rxc6 25. d5 Rb6 26. exd6 Rxd6 27. g4 f5) 22... Rbd8?? { (-0.66 → 1.07) Blunder. Bxd4 was best. } { [%eval 1.07] } (22... Bxd4 23. Bxd4 Nxd4 24. Nxd4 cxd4 25. Qxd4 Nc5 26. Qxd6 Qxd6 27. Rxd6 Nxb3 28. e5) 23. Kh2?? { (1.07 → -0.81) Blunder. Bg5 was best. } { [%eval -0.81] } (23. Bg5 f6 24. Bf4 Kh8 25. Kh1 Nde5 26. Be3 Nd7 27. g4 Rc8 28. Bf4 Rfd8) 23... cxd4 { [%eval -1.12] } 24. Nxd4 { [%eval -0.87] } 24... Nxd4 { [%eval -0.87] } 25. Bxd4 { [%eval -0.88] } 25... Nc5 { [%eval -0.48] } 26. Qc2 { [%eval -0.85] } 26... Bxd4 { [%eval -0.75] } 27. Rxd4 { [%eval -0.82] } 27... Rfe8 { [%eval -0.59] } 28. Rfd1 { [%eval -0.83] } 28... Qf6 { [%eval -0.79] } 29. R1d2 { [%eval -0.85] } 29... Re6 { [%eval -0.71] } 30. Qd1 { [%eval -0.84] } 30... Qe7 { [%eval -0.45] } 31. Qc2 { [%eval -0.91] } 1/2-1/2