[Event "chess.com Speed 2019"] [Site "chess.com INT"] [Date "2019.12.04"] [Round "2.8"] [White "Duda, J."] [Black "Nakamura, Hi"] [Result "0-1"] [GameId "J6IQmzTP"] [WhiteElo "2730"] [BlackElo "2745"] [Variant "Standard"] [TimeControl "-"] [ECO "B06"] [Opening "Modern Defense: Gurgenidze Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.24] } 1... g6 { [%eval 0.59] } 2. d4 { [%eval 0.28] } 2... Bg7 { [%eval 0.32] } 3. Nc3 { [%eval 0.32] } 3... c6 { [%eval 0.83] } 4. f4 { [%eval 0.5] } 4... d5 { [%eval 0.77] } 5. e5 { [%eval 0.87] } 5... h5 { [%eval 0.95] } { B06 Modern Defense: Gurgenidze Defense } 6. Be2 { [%eval 0.71] } 6... Nh6 { [%eval 0.77] } 7. Nf3 { [%eval 0.69] } 7... Bg4 { [%eval 0.72] } 8. Be3 { [%eval 0.84] } 8... Nf5 { [%eval 0.66] } 9. Bf2 { [%eval 0.84] } 9... e6 { [%eval 0.74] } 10. O-O?! { (0.74 → 0.05) Inaccuracy. Qd3 was best. } { [%eval 0.05] } (10. Qd3 Nd7 11. h3 Bxf3 12. Bxf3 Nh4 13. O-O Nxf3+ 14. Qxf3 Qe7 15. b3 a6 16. a4 O-O) 10... Nd7 { [%eval 0.46] } 11. h3?! { (0.46 → -0.12) Inaccuracy. Ng5 was best. } { [%eval -0.12] } (11. Ng5 Bxe2 12. Nxe2 a5 13. Ng3 Nxg3 14. Bxg3 O-O 15. Qd2 a4 16. Bh4 Qb6 17. Rab1 Bh6) 11... Bxf3?! { (-0.12 → 0.76) Inaccuracy. Bh6 was best. } { [%eval 0.76] } (11... Bh6 12. Nh2 Bxf4 13. Bxg4 hxg4 14. Nxg4 Qc7 15. Ne2 Bg5 16. Qe1 O-O-O 17. Qc3 a5 18. Nc1) 12. Bxf3 { [%eval 0.64] } 12... h4 { [%eval 0.87] } 13. Ne2 { [%eval 0.88] } 13... Bf8 { [%eval 1.03] } 14. b3 { [%eval 0.9] } 14... Ba3 { [%eval 0.88] } 15. c4 { [%eval 0.95] } 15... a5 { [%eval 0.97] } 16. Qc2 { [%eval 1.01] } 16... Qe7 { [%eval 1.2] } 17. Rab1 { [%eval 1.06] } 17... b5?! { (1.06 → 1.73) Inaccuracy. Kf8 was best. } { [%eval 1.73] } (17... Kf8 18. Kh2 Qd8 19. Qd3 Kg7 20. Bg4 Bb4 21. Rfc1 Ba3 22. Rd1 Nh6 23. Ng1 Nxg4+ 24. hxg4) 18. c5 { [%eval 1.31] } 18... Bb4? { (1.31 → 2.75) Mistake. Nb8 was best. } { [%eval 2.75] } (18... Nb8 19. Bg4 Na6 20. Kh2 Nb4 21. Qd2 Nh6 22. Bf3 O-O 23. Ng1 Kg7 24. Be2 Rh8 25. Nf3) 19. Nc1? { (2.75 → 1.12) Mistake. Qb2 was best. } { [%eval 1.12] } (19. Qb2 Nxc5 20. dxc5 Bxc5 21. Bxc5 Qxc5+ 22. Kh2 Qb6 23. Bg4 Ne3 24. Rf3 Nxg4+ 25. hxg4 c5) 19... a4?! { (1.12 → 2.19) Inaccuracy. Ba3 was best. } { [%eval 2.19] } (19... Ba3 20. Nd3) 20. Nd3 { [%eval 1.97] } 20... axb3 { [%eval 2.41] } 21. Rxb3 { [%eval 2.26] } 21... Ba5 { [%eval 2.33] } 22. a4 { [%eval 2.33] } 22... bxa4 { [%eval 2.95] } 23. Ra3 { [%eval 2.91] } 23... O-O { [%eval 2.86] } 24. Rfa1 { [%eval 2.94] } 24... Bc7 { [%eval 2.83] } 25. Rxa4 { [%eval 2.76] } 25... Rxa4 { [%eval 3.15] } 26. Qxa4 { [%eval 3.19] } 26... Nb8 { [%eval 3.19] } 27. Qa8 { [%eval 3.07] } 27... Rc8 { [%eval 3.47] } 28. Qb7 { [%eval 3.36] } 28... Rd8 { [%eval 3.26] } 29. Ra7 { [%eval 3.36] } 29... Rd7 { [%eval 3.15] } 30. Qc8+?! { (3.15 → 2.38) Inaccuracy. Qa8 was best. } { [%eval 2.38] } (30. Qa8) 30... Kg7 { [%eval 2.45] } 31. Rxc7?? { (2.45 → 0.66) Blunder. Nb4 was best. } { [%eval 0.66] } (31. Nb4 g5 32. Bg4 Ng3 33. Rb7 gxf4 34. Nd3 Kh7 35. Bd1 Ne4 36. Bc2 Nxf2 37. Kxf2 Kg7) 31... Rxc7 { [%eval 0.57] } 32. Qxb8 { [%eval 0.86] } 32... Rb7 { [%eval 1.74] } 33. Qc8?? { (1.74 → 0.00) Blunder. Qa8 was best. } { [%eval 0.0] } (33. Qa8 Qc7) 33... Rb1+ { [%eval 0.0] } 34. Kh2 { [%eval 0.0] } 34... Qa7 { [%eval 0.0] } 35. Bg4?? { (0.00 → -12.17) Blunder. Qd8 was best. } { [%eval -12.17] } (35. Qd8 Qa1 36. Ne1 Rxe1 37. Bxe1 Qxe1 38. Qf6+ Kg8 39. Qd8+ Kh7 40. Qf6) 35... Qa1?? { (-12.17 → 0.00) Blunder. Ng3 was best. } { [%eval 0.0] } (35... Ng3) 36. Be1?? { (0.00 → -15.88) Blunder. Ne1 was best. } { [%eval -15.88] } (36. Ne1 Rxe1 37. Bxe1 Qxe1 38. Bxf5 Qg3+ 39. Kh1 exf5 40. Qxc6 Qe1+ 41. Kh2 Qg3+) 36... Rxe1 { [%eval -15.35] } 37. Nxe1 { [%eval -15.11] } 37... Ne3 { [%eval -14.87] } 38. Nc2 { [%eval -14.6] } 38... Nf1+ { [%eval -14.2] } 39. Kg1 { [%eval -13.69] } 39... Qc1 { [%eval -13.25] } 40. Kf2 { [%eval -12.46] } 40... Ng3 { [%eval -9.02] } 41. Ne3? { (-9.02 → Mate in 5) Checkmate is now unavoidable. Qa6 was best. } { [%eval #-5] } (41. Qa6 Ne4+ 42. Kf3 Qxc2 43. Qe2 Qb3+ 44. Qe3 Qd1+ 45. Qe2 Qxd4 46. Qc2 Qg1 47. Ke2 Qxg2+) 41... Qd2+ { [%eval #-4] } 42. Kf3 { [%eval #-1] } 42... Qe2# { Black wins by checkmate. } 0-1