[Event "Meesterklasse 202627"]
[Site "https://lichess.org/broadcast/dutch-meesterklasse-2026-2027/round-2/7JGlrr4D/hqFFpy3D"]
[Date "2026.10.03"]
[Round "2.2"]
[White "Ondersteijn, Niels"]
[Black "Ernst, Sipke"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2367"]
[BlackTitle "GM"]
[BlackElo "2547"]
[WhiteFideId "1011162"]
[BlackFideId "1004689"]
[WhiteTeam "Paul Keres"]
[BlackTeam "Groninger Combinatie"]
[Variant "Standard"]
[ECO "A13"]
[Opening "English Opening: Neo-Catalan"]
[UTCDate "2026.10.03"]
[UTCTime "14:02:30"]
[BroadcastName "Dutch Meesterklasse 2026-2027"]
[BroadcastURL "https://lichess.org/broadcast/dutch-meesterklasse-2026-2027/round-2/7JGlrr4D"]
[GameURL "https://lichess.org/broadcast/dutch-meesterklasse-2026-2027/round-2/7JGlrr4D/hqFFpy3D"]

1. c4 { [%eval 0.11] } 1... e6 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... d5 { [%eval 0.25] } 3. g3 { [%eval 0.0] } 3... Nf6 { [%eval 0.17] } 4. Bg2 { [%eval 0.12] } 4... d4 { [%eval 0.21] } 5. O-O { [%eval 0.12] } 5... c5 { [%eval 0.16] } 6. d3 { [%eval 0.07] } 6... Nc6 { [%eval 0.17] } 7. e3 { [%eval 0.13] } 7... Be7 { [%eval 0.17] } 8. exd4 { [%eval 0.25] } 8... cxd4 { [%eval 0.23] } 9. Na3 { [%eval 0.21] } 9... O-O { [%eval 0.29] } 10. Re1 { [%eval 0.22] } 10... Ne8 { [%eval 0.47] } 11. Nc2 { [%eval 0.41] } 11... f6?! { [%eval 0.35] } 12. Rb1 { [%eval 0.16] } 12... a5 { [%eval 0.25] } 13. b3 { [%eval 0.08] } 13... Rb8 { [%eval 0.44] } 14. Bd2 { [%eval 0.39] } 14... e5 { [%eval 0.51] } 15. b4 { [%eval 0.43] } 15... axb4 { [%eval 0.4] } 16. Nxb4 { [%eval 0.43] } 16... Ra8? { [%eval 0.95] } 17. Nh4 { [%eval 0.88] } 17... Nxb4 { [%eval 0.69] } 18. Bxb4 { [%eval 0.82] } 18... g5 { [%eval 1.02] } 19. Bd5+ { [%eval 0.79] } 19... Kh8 { [%eval 0.94] } 20. Nf3?! { [%eval 0.13] } { Inaccuracy. Bxe7 was best. } 20... Bxb4 { [%eval 0.14] } 21. Rxb4 { [%eval 0.28] } 21... Rxa2 { [%eval 0.1] } 22. Bxb7 { [%eval 0.12] } 22... Bg4?! { [%eval 0.7] } { Inaccuracy. Bxb7 was best. } 23. Qb1! $16 { [%eval 0.79] } 23... Ra7 { [%eval 0.72] } 24. Be4 { [%eval 0.61] } 24... Nd6 { [%eval 0.6] } 25. Bd5 { [%eval 0.64] } 25... Qc7 { [%eval 0.68] } 26. Rb6 { [%eval 0.55] } 26... Nc8 { [%eval 0.48] } 27. Rb8 { [%eval 0.36] } 27... Kg7 { [%eval 0.41] } 28. Qb4 { [%eval -0.02] } 28... Ne7 { [%eval 0.04] } 29. Rxf8 { [%eval 0.0] } 29... Kxf8 { [%eval 0.0] } 30. Rb1 { [%eval -0.09] } 30... Kg7 { [%eval 0.0] } 31. Bb7?! { [%eval -0.82] } { Inaccuracy. Be4 was best. } 31... Bf5?! { [%eval -0.22] } { Inaccuracy. Nc6 was best. } 32. Ne1?! { [%eval -0.55] } 32... Kf7 { [%eval -0.14] } 33. Qb3 { [%eval -0.28] } 33... g4 { [%eval -0.14] } 34. f3 { [%eval -0.17] } 34... h5 { [%eval -0.15] } 35. Qb2 { [%eval -0.34] } 35... Qa5 { [%eval -0.23] } 36. Qf2? { [%eval -1.74] } { Mistake. Be4 was best. } 36... Qa2 { [%eval -1.58] } 37. Rb2?! { [%eval -2.64] } { Inaccuracy. Qxa2 was best. } 37... Qa1 { [%eval -2.66] } 38. Kg2 { [%eval -2.77] } 38... Qc1 { [%eval -2.39] } 39. fxg4?! { [%eval -3.53] } { Inaccuracy. Rc2 was best. } 39... hxg4 { [%eval -3.64] } 40. Bd5+ { [%eval -4.53] } 40... Nxd5 { [%eval -4.37] } 41. cxd5 { [%eval -3.88] } 41... Kg6 $19 { [%eval -4.09] } 42. Rc2 { [%eval -4.44] } 42... Qd1 { [%eval -4.58] } 43. h3?! { [%eval -6.38] } { Inaccuracy. Rd2 was best. } 43... gxh3+ { [%eval -6.46] } 44. Kh2 { [%eval -7.03] } 44... Ra1 { [%eval -6.94] } 45. g4 { [%eval -6.36] } 45... Qxg4 { [%eval -6.21] } 46. d6 { [%eval -6.64] } 46... Bd7 { [%eval -6.38] } 47. Re2 { [%eval -6.06] } 47... Bf5 { [%eval -6.23] } 48. Rc2 { [%eval -7.33] } 48... Rd1 { [%eval -7.19] } 49. Rd2 { [%eval -7.88] } 49... Rxd2 { [%eval -7.75] } 50. Qxd2 { [%eval -7.52] } 50... Bd7 { [%eval -7.42] } 51. Qf2 { [%eval -7.22] } 51... Kf7 { [%eval -7.71] } 52. Nf3 { [%eval -8.73] } 52... Qf4+ { [%eval -8.68] } 53. Kg1 { [%eval -8.66] } 53... Qe3 { [%eval -8.47] } 0-1