[Event "Olaines Šaha pavasaris bērniem 2023"] [Site "Olaine, Latvia"] [Date "2023.04.29"] [Round "1.1"] [White "Merzlovs, Timurs"] [Black "Steinbergs, Raivo"] [Result "0-1"] [GameId "hg5em21F"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "600+5"] [ECO "D04"] [Opening "Queen's Pawn Game: Colle System, Grünfeld Formation"] [Termination "Unknown"] [Annotator "adjva4.dpdns.org"] 1. d4 { [%eval 0.0] } 1... g6?! { (0.00 → 0.68) Inaccuracy. Nf6 was best. } { [%eval 0.68] } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. e3 { [%eval 0.25] } 2... Bg7 { [%eval 0.23] } 3. Bd3 { [%eval -0.13] } 3... d5 { [%eval 0.32] } 4. Nf3 { [%eval 0.0] } 4... Nf6 { [%eval 0.0] } { D04 Queen's Pawn Game: Colle System, Grünfeld Formation } 5. b3 { [%eval -0.11] } 5... e6?! { (-0.11 → 0.45) Inaccuracy. c5 was best. } { [%eval 0.45] } (5... c5 6. Bb2 cxd4 7. exd4 Nc6 8. O-O O-O 9. h3 Nb4 10. c4) 6. Ba3 { [%eval 0.57] } 6... Nbd7 { [%eval 0.54] } 7. O-O { [%eval 0.27] } 7... b6 { [%eval 0.36] } 8. Nbd2 { [%eval 0.15] } 8... c5 { [%eval 0.17] } 9. c4 { [%eval 0.25] } 9... O-O { [%eval 0.29] } 10. Rc1 { [%eval 0.17] } 10... Ba6 { [%eval 0.5] } 11. Qe2 { [%eval 0.31] } 11... dxc4 { [%eval 0.71] } 12. Nxc4 { [%eval 0.83] } 12... Bxc4 { [%eval 1.08] } 13. Bxc4 { [%eval 0.9] } 13... Nd5? { (0.90 → 2.08) Mistake. a6 was best. } { [%eval 2.08] } (13... a6) 14. Bd3? { (2.08 → 0.89) Mistake. Rfd1 was best. } { [%eval 0.89] } (14. Rfd1 Qe7 15. Bxd5 exd5 16. dxc5 bxc5 17. Rxd5 Rfc8 18. Qd3 Rc7 19. g3 Rac8 20. Rd1 Nb6) 14... Rc8 { [%eval 1.13] } 15. Bb5 { [%eval 0.9] } 15... a6 { [%eval 0.91] } 16. Bxd7 { [%eval 0.44] } 16... Qxd7 { [%eval 0.42] } 17. dxc5 { [%eval 0.49] } 17... bxc5 { [%eval 0.8] } 18. Bxc5 { [%eval 0.75] } 18... Rfd8 { [%eval 0.91] } 19. Qxa6?! { (0.91 → 0.35) Inaccuracy. Qd2 was best. } { [%eval 0.35] } (19. Qd2 Nc3) 19... Ra8?! { (0.35 → 0.92) Inaccuracy. Nc3 was best. } { [%eval 0.92] } (19... Nc3 20. b4) 20. Qe2?! { (0.92 → 0.18) Inaccuracy. Qc4 was best. } { [%eval 0.18] } (20. Qc4 Rxa2) 20... Nc3 { [%eval 0.28] } 21. Qc2?? { (0.28 → -3.64) Blunder. Qc4 was best. } { [%eval -3.64] } (21. Qc4) 21... Rxa2 { [%eval -3.13] } { Black wins. } 0-1