[Event "Richardson Cup"] [Site "Rotherham"] [Date "2019.10.16"] [Round "1"] [White "Peter Hempson"] [Black "Oliver Brennan"] [Result "0-1"] [WhiteTeam "Ecclesall I"] [BlackTeam "Rotherham"] [TimeControl "4500+0"] [Termination "normal"] [Variant "Standard"] [ECO "E81"] [Opening "King's Indian Defense: Sämisch Variation, Normal Defense"] [StudyName "S&DCA Winter League 2019/20"] [ChapterName "Peter Hempson 0-1 Oliver Brennan"] [ChapterURL "https://lichess.org/study/iRHh1TzR/GjJZMq6v"] [Annotator "https://lichess.org/@/ojb"] [UTCDate "2019.10.16"] [UTCTime "22:26:10"] [Orientation "black"] 1. d4 { [%eval 0.25] } 1... Nf6 { [%eval 0.22] } 2. c4 { [%eval 0.18] } 2... g6 { [%eval 0.07] } 3. Nc3 { [%eval 0.21] } 3... Bg7 { [%eval 0.56] } 4. e4 { [%eval 0.32] } 4... d6 { [%eval 0.47] } 5. f3 { [%eval 0.29] } 5... O-O { [%eval 0.48] } 6. Be3 { [%eval 0.21] } 6... a5?! { [%eval 0.86] } { Not a great decision here. } (6... c5 { is far more standard. }) 7. Rc1 { [%eval 0.44] } (7. Bd3) 7... Na6 { [%eval 0.65] } 8. Bd3 { [%eval 0.44] } 8... c5 { [%eval 0.58] } 9. Nge2 { [%eval 0.87] } 9... Bd7 { [%eval 0.78] } 10. O-O { [%eval 1.2] } 10... e5 { [%eval 1.4] } 11. dxe5 { [%eval 1.01] } 11... dxe5 { [%eval 1.31] } 12. Bb1 { [%eval 1.0] } 12... Bc6?! { [%eval 1.6] } { Inaccuracy. Best move was b6. } (12... b6 13. Bg5 h6 14. Bh4 g5 15. Bf2 Nc7 16. Ng3 Ne6 17. Be3 Qb8 18. Qe1 Re8 19. Rd1 Nd4) 13. Qxd8 { [%eval 0.99] } 13... Rfxd8 { [%eval 1.01] } 14. Nd5 { [%eval 0.94] } 14... Bxd5 { [%eval 1.44] } 15. cxd5 { [%eval 1.29] } 15... Nd7 { [%eval 1.55] } 16. a3 { [%eval 1.16] } 16... b5?! { [%eval 0.92] } { Black launches headlong into his slightly dubious queenside strategy. } 17. Nc3 { [%eval 0.84] } (17. a4! { would have put a rapid end to Black's queenside ambitions - Black should have played 16...a4 himself to prevent this. }) 17... Rab8 { [%eval 1.04] } 18. Bd3? { [%eval -0.39] } { Walking into c4. } (18. a4 { is still a good move } 18... bxa4 (18... b4 19. Nb5 Nb6 20. b3 c4 21. Bxb6 Rxb6 22. bxc4 (22. Rxc4 Bf8 23. Rfc1 Bh6 24. R1c2 Bf8 25. Kf2)) 19. Nxa4 Rb4 20. Bc2 Rdb8 21. d6 (21. Bd1 Rxb2 (21... c4 22. Bd2 Bf8 23. Bxb4 Rxb4)) 21... c4 22. Rfd1 Bf8 23. Rd5 R4b5 24. Rd2 Rc8) 18... c4 { [%eval -0.12] } 19. Be2 { [%eval -0.45] } 19... Nac5 { [%eval -0.51] } { Here come the knights! } 20. Nb1?! { [%eval -1.17] } { Inaccuracy. Best move was Kf2. } (20. Kf2 Nb3) 20... Nb3 { [%eval -1.15] } 21. Rc3?! { [%eval -1.78] } { Inaccuracy. Best move was Rcd1. } (21. Rcd1 Bf8 22. Kf2 Nd4 23. h3 Bd6 24. g3 Nxe2 25. Kxe2 Rdc8 26. Rd2 b4 27. Rc2 Nb6) 21... Nd4 { [%eval -1.83] [%csl Gg7][%cal Gg7c3] } 22. Kf2 { [%eval -2.02] } 22... a4?! { [%eval -1.11] } { Inaccuracy. Best move was f5. } (22... f5 23. Rcc1 Nf6 24. Nc3 fxe4 25. Nxe4 Nxd5 26. Bg5 Nxe2 27. Kxe2 Nf4+ 28. Kf2 Rd3 29. Rc2) (22... Nc5 23. Bxd4 exd4 24. b4 dxc3 25. bxc5 c2 26. c6 Bd4+ 27. Kg3) 23. Bd1 { [%eval -1.53] } 23... Nc5 { [%eval -1.23] } (23... f5!) 24. Nd2?? { [%eval -3.1] } { Blunder. Best move was Bc2. } (24. Bc2 Bf8 25. Nd2 Nxc2 26. Rxc2 Nd3+ 27. Kg1 f5 28. g3 Bd6 29. Kg2 Kf7 30. Bg5 Rd7) 24... Nd3+ { [%eval -2.89] } 25. Rxd3 { [%eval -2.59] } { There's no alternative. } (25. Kg1?! Nxb2 { threatening Nxd1 followed by Ne2+ }) 25... cxd3 { [%eval -2.79] } 26. Bxd4 { [%eval -2.84] } 26... exd4 { [%eval -3.15] } 27. f4 { [%eval -3.07] } 27... f5 { [%eval -3.08] } 28. exf5 { [%eval -3.63] } 28... gxf5 { [%eval -3.52] } { The black pawns control tons of important squares. } { [%csl Rg4,Re4,Re3,Re2,Rc2,Rc3,Rc4,Rb3] } 29. Bf3?! { [%eval -5.22] } { Inaccuracy. Best move was Ke1. } (29. Ke1 Rbc8 30. d6 Rxd6 31. Nf3 Rb6 32. Rf2 b4 33. axb4 Rc1 34. Rd2 Rxb4 35. h3 Bf8) 29... Rbc8 { [%eval -5.0] [%csl Rd2,Rf2][%cal Gc8c2] } 30. Rb1?! { [%eval -7.4] } { Inaccuracy. Best move was b4. } (30. b4 Rc2 31. Rd1 Ra2 32. g4 Bf8 33. d6 Kg7 34. Bd5 Rxa3 35. gxf5 Rxd6 36. Be4 Rh6) 30... Rc2 { [%eval -7.02] } 31. Ke1 { [%eval -8.06] } 31... Re8+ { [%eval -7.89] } 32. Kd1 { [%eval -7.94] } 32... Bf8 { [%eval -7.48] } 33. b3 { [%eval -10.34] } 33... Bxa3 { [%eval -9.58] } (33... b4!) 34. bxa4 { [%eval -9.47] } 34... bxa4 { [%eval -8.59] } 35. g4 { [%eval -11.07] } 35... Rec8 { [%eval -10.53] } { White resigns. } 0-1