thegoodfellas/blogset-br huggingface dataset:
Depth = ;3/13) 22. f5 ... ;Score: -19.43 22...Qe2 23.Rbb1 Nd4 ;24.Kh1 Re3 25.Rf4 Qd3 26.Rh4+ Kg8 27.Ra1 ;Nxf5 28.Rb4 a5 29.Kg1 axb4 30.Rxa8+ Kh7 ;(Time = 0:31, Depth = 2/12) ... Qa3 ;Score: -16.22 23.Rh4+ Kg8 24.fxe6 Rxe6 ;25.Rg4 a5 26.Rf2 Re1 27.Rgf4 Qe7 28.R4f3 ;a4 29.g3 b4 (Time = 0:21, Depth = 2/12) 23. Rg4 ... ;Score: -18.45 23...Nc5 24.f6 g6 25.Rg3 ;Re3 26.Rg4 a5 27.Kg1 Ne4 28.Rgf4 a4 ;29.Rh4+ Kg8 (Time = 0:29, Depth = 2/12) ... Qd3 ;Score: -15.68 24.Rf3 Qe2 25.fxe6 Qxe6 ;26.Kg1 a5 27.Rgf4 f6 28.Rf1 Qe3+ 29.R4f2 ;a4 30.Kh2 Kh6 31.Kg1 (Time = 0:33, Depth ;= 3/14) 24. Rf3 ... ;Score: -15.68 24...Qe2 25.fxe6 Qxe6 ;26.Rf1 a5 27.Rgf4 f6 28.Kg1 Qe3+ 29.R4f2 ;a4 30.Kh2 Kh6 31.Kg1 (Time = 0:29, Depth ;= 3/13) ... Qe2 ;Score: -15.68 25.fxe6 Qxe6 26.Rf1 a5 ;27.Rgf4 f6 28.Kg1 Qe3+ 29.R4f2 a4 30.Kh2 ;Kh6 31.Kg1 (Time = 0:22, Depth = 2/12) 25. fxe6 ... ;Score: -15.70 25...Qxe6 26.Kg1 a5 ;27.Rgf4 f6 28.Rf1 Qe3+ 29.R4f2 a4 30.Rd1 ;Kh6 31.Rf1 (Time = 0:18, Depth = 2/11) ... fxe6 ;Score: -15.91 26.Rgg3 b4 27.Rf4 a5 ;28.Rh4+ Kg8 29.Rf4 Qe5 30.Rf1 a4 31.Rc1 ;Rec8 32.Rf1 (Time = 0:30, Depth = 3/12) 26. Rg5 ... ;Score: -16.34 26...a5 27.Rh5+ Kg6 ;28.Rh4 Qe5+ 29.Rg3+ Kf6 30.Rg4 g5 31.Kg1 ;Rf8 32.Ra3 Qe1+ 33.Kh2 a4 34.Rag3 Qc1 ;(Time = 0:30, Depth = 3/12) ... Rf8 ;Score: -17.47 27.Rfg3 Rf7 28.R5g4 Qe1 ;29.Rf3 Rxf3 30.gxf3 Rf8 31.Rg3 Qe2+ ;32.Rg2 Qe5+ 33.f4 Qxf4+ 34.Rg3 Qd2+ ;35.Rg2 Rf2 (Time = 0:18, Depth = 3/13) 27. Rfg3 ... ;Score: -17.47 27...Rf7 28.R5g4 Qe1 ;29.Rf3 Rxf3 30.gxf3 Rf8 31.Rg3 Qe2+ ;32.Rg2 Qe5+ 33.f4 Qxf4+ 34.Rg3 Qd2+ ;35.Rg2 Rf2 (Time = 0:19, Depth = 3/12) ... Rf7 ;Score: -20.17 28.R5g4 d4 29.Rh4+ Kg8 ;30.Rhg4 d3 31.Rd4 d2 32.h4 d1=Q 33.Rxd1 ;Qxd1 34.Rg6 Qe1 35.Rg4 (Time = 0:25, ;Depth = 3/12) 28. h4 ... ;MATE IN 14. 28...Qe1 29.Rf3 Rxf3 ;30.gxf3 Qxh4+ 31.Kg2 Qxg5+ 32.Kf1 Rf8 ;33.Kf2 Qd2+ 34.Kg3 Qf4+ 35.Kh3 Qxf3+ ;36.Kh2 Qf2+ 37.Kh1 Qf1+ 38.Kh2 Rf2+ ;39.Kg3 Qg2+ 40.Kh4 Rf4+ 41.Kh5 Qg4# ;(Time = 0:18, Depth = 2/11) ... Rg8 ;Score: -22.84 29.R3g4 g6 30.Rb4 Qe1 ;31.Rb1 Qxh4+ 32.Kg1 Qxg5 33.Rd1 Qe3+ ;34.Kh1 a5 35.Rb1 Rf2 (Time = 0:32, Depth ;= 2/11) 29. R3g4 ... ;MATE IN 12. 29...g6 30.Rb4 Qe1 31.Rb1 ;Qxh4+ 32.Kg1 Rh8 33.Rh5+ Qxh5 34.Rf1 ;Rxf1+ 35.Kxf1 Qd1+ 36.Kf2 Qd4+ 37.Kg3 g5 ;38.Kf3 Rf8+ 39.Ke2 Rf2+ 40.Ke1 Qd2# ;(Time = 0:21, Depth = 3/12) ... Rf5 ;Score: -22.32 30.Rxf5 exf5 31.Rg3 d4 ;32.Rh3 d3 33.Rxd3 Qxd3 34.h5 Kh6 35.Kg1 ;Qe3+ 36.Kh2 a5 37.g4 fxg4 (Time = 0:34, ;Depth = 3/12) 30. Rg3 ... ;MATE IN 10. 30...Rf1 31.Rf3 Rxf3 ;32.Rh5+ Kg6 33.Rg5+ Kh6 34.Rg3 Rf1 35.h5 ;Qe1 36.Rg6+ Kxh5 37.Rg5+ Kxg5 38.g4 Qf2+ ;39.Kh3 Rh1# (Time = 0:22, Depth = 3/12) ... Rxg5 ;MATE IN 11. 31.hxg5 Kg6 32.Rf3 Rh8+ ;33.Rh3 Rf8 34.Rb3 Qe5+ 35.Kg1 Qe1+ ;36.Kh2 Rf1 37.Kh3 Rh1+ 38.Kg4 Qe4+ ;39.Kg3 Kxg5 40.Kf2 Qe1+ 41.Kf3 Rf1# ;(Time = 0:10, Depth = 3/12) 31. Rxg5 ... ;MATE IN 8. 31...Rf8 32.Rg3 Rf1 33.Rg5 ;g6 34.h5 Qf2 35.hxg6+ Kh6 36.Rg3 Qg1+
;37.Kh3 Qh1+ 38.Kg4 Qh5# (Time = 0:29, ;Depth = 4/13) ... b4 ;Score: -24.39 32.Kh3 b3 33.Rg4 Qe1 ;34.Rg5 b2 35.Rh5+ Kg6 36.Rg5+ Kf6 37.Rg4 ;b1=Q 38.Rf4+ Ke5 39.Rf7 Qg6 (Time = ;0:09, Depth = 3/11) 32. Kh3 ... ;MATE IN 9. 32...b3 33.Rg4 Rb8 34.Rxg7+ ;Kxg7 35.h5 Qxh5+ 36.Kg3 b2 37.Kf2 Qf5+ ;38.Kg1 b1=Q+ 39.Kh2 Qg4 40.g3 Rb2# (Time ;= 0:11, Depth = 3/12) ... b3 ;MATE IN 9. 33.Rg4 Rb8 34.Rg3 b2 35.Kh2 ;b1=Q 36.h5 Rb3 37.Re3 Qxh5+ 38.Rh3 Rxh3+ ;39.gxh3 Qe2+ 40.Kg3 Qbe1+ 41.Kf4 Qh4# ;(Time = 0:03, Depth = 2/9) 33. Rg3 ... ;MATE IN 8. 33...Rb8 34.Rxg7+ Kxg7 35.h5 ;Qxh5+ 36.Kg3 Qe5+ 37.Kh3 Qe3+ 38.g3 Qf2 ;39.Kg4 Qf5+ 40.Kh4 Rh8# (Time = 0:02, ;Depth = 2/9) ... b2 ;Score: -20.92 34.Rb3 Qc2 35.Rb7 c5 ;36.g4 b1=Q 37.Rxb1 Qxb1 (Time = 0:00, ;Depth = 1/6) 34. Rb3 ... ;MATE IN 8. 34...g5 35.Rb7+ Rg7 36.hxg5 ;b1=Q 37.Rxb1 Rxg5 38.Rb7+ Kg6 39.Rg7+ ;Kxg7 40.g4 Qxg4+ 41.Kh2 Qh5# (Time = ;0:03, Depth = 2/9) ... Qc2 ;MATE IN 8. 35.Rb7 Rf8 36.h5 Qf5+ 37.Kh2 ;Qf4+ 38.Kg1 Qf2+ 39.Kh2 Rf4 40.Rb3 b1=Q ;41.h6 Rh4+ 42.Rh3 Qbg1# (Time = 0:08, ;Depth = 3/10) 35. Rb7 ... ;MATE IN 7. 35...Rf8 36.h5 Rf4 37.Rxb2 ;Qxb2 38.g3 Rf5 39.h6 Rh5+ 40.Kg4 Qe2+ ;41.Kf4 Qe4# (Time = 0:25, Depth = 3/11) ... b1=Q ;Score: -21.07 36.Rxb1 Qxb1 37.Kg3 a5 ;38.h5 a4 (Time = 0:00, Depth = 1/5) 36. Rxb1 ... ;MATE IN 6. 36...Qxb1 37.Kh2 g5 38.h5 g4 ;39.Kg3 Qe1+ 40.Kh2 g3+ 41.Kh3 Qh1# (Time ;= 0:04, Depth = 3/10) ... Qxb1 ;MATE IN 5. 37.Kh2 g5 38.h5 g4 39.Kg3 ;Qe1+ 40.Kf4 g3 41.h6 Qe4# (Time = 0:01, ;Depth = 3/8) 37. Kh2 ... ;MATE IN 5. 37...Rb8 38.h5 Qe1 39.g3 Rb3 ;40.g4 Qg3+ 41.Kh1 Rb1# (Time = 0:00, ;Depth = 2/6) ... Qd3 ;Score: -22.29 38.h5 Kh6 39.Kg1 Qd4+ ;40.Kh2 Kxh5 41.Kg3 (Time = 0:00, Depth = ;2/6) 38. h5 ... ;MATE IN 5. 38...Rf8 39.Kg1 Qf1+ 40.Kh2 ;Rf2 41.Kg3 Qxg2+ 42.Kh4 Rf4# (Time = ;0:00, Depth = 2/6) ... Kh6 ;Score: -23.46 39.g4 Qe2+ 40.Kh3 Qf3+ ;41.Kh2 Qxg4 42.Kh1 Kxh5 (Time = 0:00, ;Depth = 2/5) 39. g4 ... ;MATE IN 4. 39...Qe2+ 40.Kh3 Rf8 41.g5+ ;Kxh5 42.Kg3 Rf3# (Time = 0:00, Depth = ;2/6) ... Rf8 ;Score: -23.40 40.g5+ Kxh5 41.g6 Kxg6 ;(Time = 0:00, Depth = 1/2) 40. g5+ ... ;MATE IN 3. 40...Kxh5 41.g6 Rf2+ 42.Kg1 ;Qf1# (Time = 0:00, Depth = 1/4) ... Kxg5 ;MATE IN 2. 41.Kg2 Qe2+ 42.Kh3 Rf3# ;(Time = 0:00, Depth = 1/2) 41. Kg2 ... ;MATE IN 2. 41...Qe2+ 42.Kh3 Rf3# (Time ;= 0:00, Depth = 1/2) ... Rf3 ;MATE IN 2. 42.Kh2 Rf2+ 43.Kg1 Qf1# ;(Time = 0:00, Depth = 1/2) 42. Kh2 ... ;MATE IN 2. 42...Rf2+ 43.Kg1 Qf1# (Time ;= 0:00, Depth = 1/2) ... Qe2+ ;MATE IN 1. 43.Kg1 Rf1# (Time = 0:00, ;Depth = 1/2) 43. Kg1 ... ;MATE IN 1. 43...Rf1# (Time = 0:00, ;Depth = 1/1) ... Rf1# 0-1[Event "Chessmaster: Grandmaster Edition Rated Game"][Site ""][Date "2-20-2014"][Round ""][White "Raj"][Black "Ricardo"][Result "0-1"][ECO "c) U"];Annotations by Chessmaster: Grandmaster Edition Auto-Annotator.
31 seconds ;per move.;; White Black;Book Move 3 3;Leave Book 1 0;CMX Agrees 26 25;CMX Disagrees 14 15;Agreement Pct. 65% 63%;Total Error 25.07 13.08;Relevant Error 2.84 0.00;Missed Mate 0 8;Moved Into Mate 2 0;; 1. e4 ... ;B00 King's Pawn Opening. The King's Pawn ;opening move is both popular and ;logical. It controls the center, opens ;lines for both the Queen and the Bishop, ;and usually leads to an open game in ;which tactics, rather than slow ;maneuvering, predominates. ... e5 ;C20 King's Pawn Game. Black responds ;symmetrically, making a direct challenge ;to the central squares. 2. Nf3 ... ;C40 King's Knight Opening. With the ;possible exception of :2. f4, this is ;the most logical second move against ;Black's symmetrical answer to the King's ;Pawn. The Knight attacks e5, clears the ;way for an eventual castle and rests on ;its best defensive square. ... Nc6 ;C44 Queen's Knight Variation. Now, when ;White plays 3.Nc3 (instead of the Ruy ;Lopez), it's the Three Knight's Game; a ;leisurely system. 3. Bb5 ... ;C60 Ruy Lopez (Spanish). This is the Ruy ;Lopez move. It is designed to maintain ;long-term pressure on Black's center. If ;driven away, the King's Bishop will take ;up a position at b3 or c2 to focus on a ;Kingside attack or on the central ;squares. ... Nf6 ;C60 Ruy Lopez (Spanish) / Berlin ;Defense. The Berlin Defense was common ;at the turn of the century at the ;highest levels of play. The intent is to ;take advantage of the exposed position ;of the White Bishop in some variations, ;but it usually leads to cramped ;positions in which White has more ;options. 4. Bxc6 ... ;Out of Opening Book. d4 would have been ;in the Ruy Lopez (Spanish) / Berlin ;Defense opening line. Partially pins ;Black's pawn at b7 and Black's pawn at ;d7, removes the threat on White's pawn ;at e4, attacks Black's pawn at e5, and ;blocks Black's pawn at c7. ;z 31 ;YYYY ; ; ;y ; ;yyyyyyy ;a2 ; ... dxc6 ;Frees Black's pawn at b7 from the pin ;and attacks White's pawn at e4. Black ;wins a bishop for a knight. Material is ;even. 5. Nc3 ... ;Removes the threat on White's pawn at ;e4. ... Bc5 ;Makes way for a castle to the kingside. 6. d4 ... ;Slightly better is Nxe5. ... exd4 ;Protects Black's bishop at c5 and ;attacks White's knight at c3. Black wins ;a pawn. 7. Ng5 ... ;Slightly better is Ne2. ... O-O 8. Nxh7 ... ;Puts the knight on the edge of the ;board. Leads to 8...Kxh7 9.Ne2 Nxe4 ;10.O-O Re8 11.Qd3 Kg8 12.Bf4 Bf5 13.Rae1 ;Qd7, which wins a pawn for a knight and ;a pawn. Better is Ne2, leading to ;8...Re8 9.f3 h6 10.Nh3 Bxh3 11.gxh3 Qd7 ;12.Bf4 Qxh3 13.Rf1 Bd6 14.Bxd6 cxd6, ;which wins two bishops for a bishop, a ;knight, and a pawn. This was white's ;only meaningful blunder, but it cost the ;game. White was not able to recover and ;was eventually mated. ;z 3 ;YY ;Y ;1 ;y ; ;yyyyyy ;a2 ; ... Kxh7 ;Protects
Black's rook at f8. 9. Nd5 ... ;Hangs the pawn at e4. Leads to 9...cxd5 ;10.e5 Qe8 11.Bf4 Bg4 12.f3 Bf5 13.g4 Bg6 ;14.Kf1 Nd7, which loses a knight. Better ;is Na4, leading to 9...Bb4+ 10.Bd2 Bxd2+ ;11.Qxd2 Nxe4 12.Qf4 f5 13.O-O-O Qf6 ;14.b3 Be6 15.Rhe1, which wins a bishop ;for a bishop and a pawn. ... cxd5 ; Black wins two knights for a pawn. ;Black is ahead by a bishop and a knight. 10. Bd2 ... ;Leads to 10...Bg4 11.f3 Nxe4 12.fxg4 ;Qh4+ 13.g3 Nxg3 14.hxg3 Qxh1+ 15.Kf2 d3+ ;16.Be3 Qxd1 17.Rxd1 d4 18.Rh1+ Kg6 ;19.Bf4 dxc2 20.Bxc7, which wins a queen, ;a bishop, a knight, and a pawn for a ;queen, a rook, and three pawns. Better ;is e5, leading to 10...Qe8 11.Bf4 Qb5 ;12.a4 Qa5+ 13.Kf1 Qa6+ 14.Kg1 Bg4 15.Qe1 ;Rae8 16.f3, which does not result in any ;captures. ... Bg4 ;Threatens White's queen. 11. b4 ... ;Danger! Leads to 11...Bxd1 12.Rxd1 Bd6 ;13.O-O Nxe4 14.Be1 Qf6 15.Rd3 c6 16.Rf3 ;Bf4 17.a4, which wins a bishop for a ;queen and a pawn. Much better is f3, ;leading to 11...Nxe4 12.Kf1 Qf6 13.Be1 ;Bh5 14.Qd3 Bg6 15.Qb5 Rab8 16.Kg1, which ;loses a pawn. ... Bxd1 ;Attacks White's pawn at c2. 12. bxc5 ... ;Slightly better is Rxd1. ... Nxe4 ;Leads to 13.Rxd1 Qe7 14.O-O Qxc5 15.a3 ;Qxa3 16.Bc1 Qc5 17.Bb2 Nc3 18.Bxc3 Qxc3, ;which wins a bishop and three pawns for ;a bishop and a knight. Better is Bxc2, ;leading to 13.e5 Ne4 14.Rc1 Bd3 15.h4 ;Qe7 16.Rh3 Bc4 17.Bf4 Nxc5, which wins ;two pawns. 13. Rxd1 ... ;Protects White's pawn at c2. Black wins ;a queen and a pawn for two bishops. ... Re8 ;Slightly better is Nxd2. 14. O-O Nxc5 15. Bg5 ... ;Hangs the bishop. Leads to 15...Qxg5 ;16.Rxd4 Re2 17.c4 dxc4 18.Rxc4 Rd8 19.h4 ;Qf5 20.g4 Qd5 21.Rcc1 Qd4 22.g5 Rxa2, ;which wins two pawns for a bishop and ;two pawns. Better is Bc1, leading to ;15...Re4 16.Rd2 Qe7 17.Rdd1 Rd8 18.Bb2 ;d3 19.cxd3 Re2 20.Bc3 Rxa2, which wins a ;pawn for a pawn. ... Qxg5 16. Rxd4 ... ;Blocks Black's pawn at d5. Black wins a ;bishop and a pawn for a pawn. Black is ;ahead by a queen, a knight, and a pawn ;in material. ... Ne6 ;Threatens White's rook at d4. 17. Ra4 ... ;Slightly better is Rb4. ... b5 ;Slightly better is Qd2. 18. f4 ... ;Leads to 18...Qg4 19.f5 bxa4 20.fxe6 ;Rxe6 21.h3 Qg3 22.Kh1 Re2 23.Rg1 Rxc2 ;24.a3 Qxa3, which wins a knight for a ;rook and three pawns. Better is Rb4, ;leading to 18...a6 19.a4 Qd2 20.Rbb1 c6 ;21.Rfd1 Qxc2 22.Rdc1 Qe4 23.axb5 axb5, ;which wins a pawn for two pawns. ... Qf5 ;Leads to 19.Ra3 Qxc2 20.Rh3+ Kg8 21.Rhf3 ;Nd4 22.R3f2 Re2 23.g3 Rxf2 24.Rxf2 Ne2+ ;25.Kg2 Qe4+ 26.Kf1 Re8 27.Rg2 Nxf4, ;which wins a rook and two pawns for a ;rook. Better is Qg4, leading to 19.f5 ;bxa4 20.fxe6 Rxe6 21.h3 Qg3 22.Kh1 Re2 ;23.Rg1 Rxc2 24.a3 Qxa3, which wins a ;rook and three pawns for a knight. 19. Rb4 ... ;Leads to 19...Qxc2 20.Kh1 c5
21.Rbb1 ;Nxf4 22.Rg1 Re2 23.Rbc1 Nd3 24.Rcf1 Nf2+ ;25.Rxf2 Rxf2 26.a3, which wins a knight ;for a rook and two pawns. Better is Ra3, ;leading to 19...Qxc2 20.Rh3+ Kg8 21.Rhf3 ;Nd4 22.R3f2 Re2 23.g3 Rxf2 24.Rxf2 Ne2+ ;25.Kg2 Qe4+ 26.Kf1 Re8 27.Rg2 Nxf4, ;which wins a rook for a rook and two ;pawns. ... c6 ;Leads to 20.Kh1 Nxf4 21.h3 g5 22.Rf2 Re2 ;23.Rbxf4 Re1+ 24.Kh2 gxf4 25.a3 Rg8, ;which wins a rook and a pawn for a ;knight. Better is Qxc2, leading to ;20.Kh1 c5 21.Rbb1 Nxf4 22.Rg1 Re2 ;23.Rbc1 Nd3 24.Rcf1 Nf2+ 25.Rxf2 Rxf2 ;26.a3, which wins a rook and two pawns ;for a knight. 20. h3 Qxc2 ;Attacks White's pawn at a2 and creates ;passed pawns on c6 and d5. 21. Kh2 Qxa2 ;Creates passed pawns on a7 and b5. Black ;wins two pawns. Black is ahead by a ;queen, a knight, and three pawns in ;material. 22. f5 ... ;Attacks Black's knight. ... Qa3 ;Disengages the pin on White's pawn at ;g2. Leads to 23.Rh4+ Kg8 24.fxe6 Rxe6 ;25.Rg4 a5 26.Rf2 Re1 27.Rgf4 Qe7 28.R4f3 ;a4 29.g3 b4, which wins a pawn for a ;knight. Better is Qe2, leading to ;23.Rbb1 Nd4 24.Kh1 Re3 25.Rf4 Qd3 ;26.Rh4+ Kg8 27.Ra1 Nxf5 28.Rb4 a5 29.Kg1 ;axb4 30.Rxa8+ Kh7, which wins a rook and ;a pawn for a rook. 23. Rg4 ... ;Leads to 23...Nc5 24.f6 g6 25.Rg3 Re3 ;26.Rg4 a5 27.Kg1 Ne4 28.Rgf4 a4 29.Rh4+ ;Kg8, which does not exchange any ;material. Better is Rh4+, leading to ;23...Kg8 24.fxe6 Rxe6 25.Rg4 a5 26.Rf2 ;Re1 27.Rgf4 Qe7 28.R4f3 a4 29.g3 b4, ;which wins a knight for a pawn. ... Qd3 ;Leads to 24.Rf3 Qe2 25.fxe6 Qxe6 26.Kg1 ;a5 27.Rgf4 f6 28.Rf1 Qe3+ 29.R4f2 a4 ;30.Kh2 Kh6 31.Kg1, which wins a pawn for ;a knight. Better is Nc5, leading to ;24.f6 g6 25.Rg3 Re3 26.Rg4 a5 27.Kg1 Ne4 ;28.Rgf4 a4 29.Rh4+ Kg8, which results in ;no exchange of material. 24. Rf3 ... ;Moves it out of immediate jeopardy and ;threatens Black's queen. ... Qe2 ;Moves it to safety and pins White's pawn ;at g2. 25. fxe6 ... ;Threatens Black's pawn at f7 with a ;double-attack. ... fxe6 ;Creates a passed pawn on e6. White wins ;a knight for a pawn. Black is up a queen ;and four pawns. 26. Rg5 Rf8 27. Rfg3 ... ;Frees White's pawn at g2 from the pin. ... Rf7 28. h4 ... ;White moves into a forced mate. Much ;better is R5g4. h4 leads to 28...Qe1 ;29.Rf3 Rxf3 30.gxf3 Qxh4+ 31.Kg2 Qxg5+ ;32.Kf1 Rf8 33.Kf2 Qd2+ 34.Kg3 Qf4+ ;35.Kh3 Qxf3+ 36.Kh2 Qf2+ 37.Kh1 Qf1+ ;38.Kh2 Rf2+ 39.Kg3 Qg2+ 40.Kh4 Rf4+ ;41.Kh5 Qg4# and mate. ... Rg8 ;Black misses the chance for a forced ;mate. Much better is Qe1, leading to ;29.Rf3 Rxf3 30.gxf3 Qxh4+ 31.Kg2 Qxg5+ ;32.Kf1 Rf8 33.Kf2 Qd2+ 34.Kg3 Qf4+ ;35.Kh3 Qxf3+ 36.Kh2 Qf2+ 37.Kh1 Qf1+ ;38.Kh2 Rf2+ 39.Kg3 Qg2+ 40.Kh4 Rf4+ ;41.Kh5 Qg4# and checkmate. 29. R3g4 ... ;Threatens mate (rook to h5). ... Rf5 ;Black's asleep at the switch and doesn't ;see the forced mate. Much better is g6, ;leading to 30.Rb4 Qe1
31.Rb1 Qxh4+ ;32.Kg1 Rh8 33.Rh5+ Qxh5 34.Rf1 Rxf1+ ;35.Kxf1 Qd1+ 36.Kf2 Qd4+ 37.Kg3 g5 ;38.Kf3 Rf8+ 39.Ke2 Rf2+ 40.Ke1 Qd2# and ;mate. 30. Rg3 ... ;White steps into the forced mate. Much ;better is Rxf5. Rg3 leads to 30...Rf1 ;31.Rf3 Rxf3 32.Rh5+ Kg6 33.Rg5+ Kh6 ;34.Rg3 Rf1 35.h5 Qe1 36.Rg6+ Kxh5 ;37.Rg5+ Kxg5 38.g4 Qf2+ 39.Kh3 Rh1# and ;checkmate. ... Rxg5 ;Black has a forced mate. Leads to ;31.hxg5 Kg6 32.Rf3 Rh8+ 33.Rh3 Rf8 ;34.Rb3 Qe5+ 35.Kg1 Qe1+ 36.Kh2 Rf1 ;37.Kh3 Rh1+ 38.Kg4 Qe4+ 39.Kg3 Kxg5 ;40.Kf2 Qe1+ 41.Kf3 Rf1# and checkmate. 31. Rxg5 ... ; White wins a rook for a rook. Black is ;ahead by a queen and four pawns in ;material. ... b4 ;Black doesn't see the win. Much better ;is Rf8, leading to 32.Rg3 Rf1 33.Rg5 g6 ;34.h5 Qf2 35.hxg6+ Kh6 36.Rg3 Qg1+ ;37.Kh3 Qh1+ 38.Kg4 Qh5# and mate. 32. Kh3 ... ;Frees White's pawn at g2 from the pin. ... b3 ;Black has a mate in 8. Pushes the passed ;pawn. Leads to 33.Rg4 Rb8 34.Rxg7+ Kxg7 ;35.h5 Qxh5+ 36.Kg3 b2 37.Kf2 Qf5+ 38.Kg1 ;b1=Q+ 39.Kh2 Qg4 40.g3 Rb2# and ;checkmate. 33. Rg3 ... ;Threatens Black's pawn at b3. ... b2 ;Black doesn't see the win. Much better ;is Rb8, leading to 34.Rxg7+ Kxg7 35.h5 ;Qxh5+ 36.Kg3 Qe5+ 37.Kh3 Qe3+ 38.g3 Qf2 ;39.Kg4 Qf5+ 40.Kh4 Rh8# and checkmate. 34. Rb3 ... ;Moves it behind the passed pawn at b2. ... Qc2 ;Black has a mate in 8. Attacks White's ;rook. Leads to 35.Rb7 Rf8 36.h5 Qf5+ ;37.Kh2 Qf4+ 38.Kg1 Qf2+ 39.Kh2 Rf4 ;40.Rb3 b1=Q 41.h6 Rh4+ 42.Rh3 Qbg1# and ;checkmate. 35. Rb7 ... ;Moves it to safety, pins Black's pawn at ;g7, and threatens Black's pawn at a7. ... b1=Q ;Black misses the forced mate. Much ;better is Rf8, leading to 36.h5 Rf4 ;37.Rxb2 Qxb2 38.g3 Rf5 39.h6 Rh5+ 40.Kg4 ;Qe2+ 41.Kf4 Qe4# and checkmate. 36. Rxb1 Qxb1 ;Black has a mate in 5. Leads to 37.Kh2 ;g5 38.h5 g4 39.Kg3 Qe1+ 40.Kh2 g3+ ;41.Kh3 Qh1# and checkmate. 37. Kh2 Qd3 ;Black doesn't see the win. Much better ;is Rb8, leading to 38.h5 Qe1 39.g3 Rb3 ;40.g4 Qg3+ 41.Kh1 Rb1# and checkmate. 38. h5 Kh6 ;Black misses the forced mate. Much ;better is Rf8, leading to 39.Kg1 Qf1+ ;40.Kh2 Rf2 41.Kg3 Qxg2+ 42.Kh4 Rf4# and ;mate. 39. g4 ... ;Protects White's pawn at h5. ... Rf8 ;Black misses the forced mate. Much ;better is Qe2+, leading to 40.Kh3 Rf8 ;41.g5+ Kxh5 42.Kg3 Rf3# and mate. 40. g5+ ... ;Checks Black's king. ... Kxg5 ;Black has a mate in 2. Isolates White's ;pawn at h5. Leads to 41.Kg2 Qe2+ 42.Kh3 ;Rf3# and checkmate. 41. Kg2 Rf3 ;Black has a mate in 2. Leads to 42.Kh2 ;Rf2+ 43.Kg1 Qf1# and checkmate. 42. Kh2 Qe2+ ;Black will mate next turn. Checks ;White's king. Leads to 43.Kg1 Rf1# and ;checkmate. 43. Kg1 ... ;Moves it out of check. ... Rf1# ;Checkmates White's king. ; ; ;YY ;Y y ; ; ; ;2 ; 0-1
... ;Leads to 7...fxe4 8.Ng5 Qg4 9.Be2 Qf5 ;10.f3 e3 11.Bxe3 Nf6 12.Bd3 Qa5 13.Ne4 ;Be6, which wins a pawn for a knight. ;Better is Ng5, leading to 7...Qd5 8.Ng3 ;e5 9.Nxf5 g6 10.Ne3 Qxd4 11.O-O Nf6 ;12.Nf3 Qf4, which wins a pawn for a ;pawn. ... fxe4 ;Forks White's bishop at d3 and White's ;knight at f3. Black wins a knight. Black ;is ahead by a knight. 8. Ng5 ... ;Moves it to safety and attacks Black's ;queen. ... Qg6 ;Moves it to safety. 9. Bxe4 ... ;Attacks Black's queen. White wins a ;pawn. ... Qd6 ;Moves it to safety. 10. Be3 ... ;Slightly better is Bxh7. ... h5 ;Leads to 11.Re1 Bg4 12.Qd3 Nh6 13.Bg6+ ;Kd8 14.h3 Bd7 15.Bxh5 Bf5 16.Ne4 Qc7, ;which loses a pawn. Better is Nf6, ;leading to 11.c4 Nxe4 12.Nxe4 Qg6 13.f3 ;Nd7 14.Qd3 Nf6 15.Rae1 Be6 16.Bd2 Nxe4 ;17.fxe4, which wins a bishop and a ;knight for two knights. 11. Qd2 Bf5 ;Hangs the bishop at f5. Leads to 12.Bxf5 ;Na6 13.Be6 Qb4 14.c3 Qb5 15.Qc2 Nh6 ;16.c4 Qb6 17.Rae1 Nb4, which loses a ;bishop. Better is Nd7, leading to 12.Qd3 ;Nh6 13.Bg6+ Kd8 14.Bf4 Qf6 15.Bxh5 Nb6 ;16.Qg3 Nd5 17.Be5, which loses a pawn. 12. Bf4 ... ;Leads to 12...Qg6 13.Bxf5 Qxf5 14.Rfe1 ;Nd7 15.Ne6 Kf7 16.Qb4 Nb6 17.Rac1 Nf6 ;18.Re5 Qg4, which wins a bishop for a ;bishop. Better is Bxf5, leading to ;12...Na6 13.Be6 Qb4 14.c3 Qb5 15.Qc2 Nh6 ;16.c4 Qb6 17.Rae1 Nb4, which wins a ;bishop. ... e5 ;Leads to 13.Bxf5 exf4 14.Rfe1+ Be7 ;15.Re6 Qd5 16.Qxf4 Na6 17.Rae1 Rh6 ;18.Bg6+ Kd7 19.Nf7 Rf8, which wins a ;bishop for a bishop and a pawn. Better ;is Qg6, leading to 13.Bxf5 Qxf5 14.Rfe1 ;Nd7 15.Ne6 Kf7 16.Qb4 Nb6 17.Rac1 Nf6 ;18.Re5 Qg4, which wins a bishop for a ;bishop. 13. dxe5 ... ;Leads to 13...Qxd2 14.Bxd2 Bxe4 15.Nxe4 ;Nd7 16.Rad1 Nxe5 17.Bc3 Nd7 18.Ng5 Ngf6 ;19.Rfe1+ Be7 20.Ne6 Kf7 21.Nxg7, which ;wins a queen, a bishop, and two pawns ;for a queen, a bishop, and a pawn. ;Better is Bxf5, leading to 13...exf4 ;14.Rfe1+ Be7 15.Re6 Qd5 16.Qxf4 Na6 ;17.Rae1 Rh6 18.Bg6+ Kd7 19.Nf7 Rf8, ;which wins a bishop and a pawn for a ;bishop. ... Qc7 ;Ouch! Leads to 14.Bxf5 Ne7 15.Ne6 Qd7 ;16.Nxg7+ Bxg7 17.Bxd7+ Nxd7 18.Qd6 Bf8 ;19.Rad1 Nb6 20.Bg5 Rg8, which wins a ;bishop and a knight for a queen, a ;bishop, and a pawn. Much better is Qxd2, ;leading to 14.Bxd2 Bxe4 15.Nxe4 Nd7 ;16.Rad1 Nxe5 17.Bc3 Nd7 18.Ng5 Ngf6 ;19.Rfe1+ Be7 20.Ne6 Kf7 21.Nxg7, which ;wins a queen, a bishop, and a pawn for a ;queen, a bishop, and a pawn. This was ;black's critical error in the game. ;Black did recover, but was later mated. ; 31 ;Y ;Y ;yzY ; ; ;yyyyyy ;2 ; 14. e6 ... ;Slightly better is Bxf5. ... Qe7 ;Leads to 15.Bxf5 Rh6 16.Nf7 Rf6 17.Nd6+ ;Qxd6 18.Bxd6 Bxd6 19.Qxd6 Rxf5 20.Qc7 ;Na6 21.Qxb7 Rb8 22.Qxa6, which wins two ;bishops and a knight for a queen, two ;bishops, a knight, and a pawn. Better is ;Bb4, leading to 15.c3 Qc8
16.Bxf5 Ne7 ;17.Qd3 Nd5 18.Bg6+ Ke7 19.Qd4 Qf8 ;20.Bxb8 Bxc3, which wins a pawn for a ;bishop and a knight. 15. Bd6 ... ;Danger! Leads to 15...Qxd6 16.Qxd6 Bxd6 ;17.Bxf5 Nh6 18.Bg6+ Ke7 19.g3 Na6 ;20.Rad1 Nc5 21.Rfe1 Kf6 22.Rxd6 Kxg6, ;which wins a queen and two bishops for a ;queen and two bishops. Much better is ;Bxf5, leading to 15...Rh6 16.Nf7 Rf6 ;17.Nd6+ Qxd6 18.Bxd6 Bxd6 19.Qxd6 Rxf5 ;20.Qc7 Na6 21.Qxb7 Rb8 22.Qxa6, which ;wins a queen, two bishops, a knight, and ;a pawn for two bishops and a knight. ;White had a won game before this error, ;but it was not costly; white was able to ;eventually mate. ; 31 ;Y ;Yy ;zY ; ; ;yyyyyy ;2 ; ... Qxd6 ;Attacks White's queen. 16. Qxd6 Bxd6 17. Bxf5 ... ; White wins a queen and a bishop for a ;queen and a bishop. ... Ke7 ;Blocks White's pawn at e6. 18. Rad1 Nh6 ;Attacks White's bishop. 19. Bh3 ... ;Moves it to safety. ... b5 20. Rd3 a5 21. Rfd1 Rf8 ;Leads to 22.Rxd6 Nf5 23.R6d3 g6 24.Nf7 ;Kf6 25.Bxf5 gxf5 26.Re1 Re8 27.Rd6 Ra7 ;28.f3, which wins a bishop for a bishop ;and a knight. Better is Be5, leading to ;22.c3 Ng4 23.g3 Rf8 24.f3 Nf6 25.f4 Bc7 ;26.Bg2 Bb6+ 27.Kh1 Bc5 28.Re1, which ;results in no captures. 22. Rxd6 ... ; White wins a bishop. ... Rf4 ;Slightly better is Nf5. 23. Rd7+ ... ;Hangs the rook at d7. Leads to 23...Nxd7 ;24.exd7 Nf7 25.Re1+ Kd6 26.Ne4+ Kc7 ;27.g3 Rxe4 28.Rxe4 Ng5 29.Re8 Nxh3+ ;30.Kg2 Rd8 31.Rxd8 Kxd8 32.Kxh3 Kxd7, ;which wins two rooks and two knights for ;two rooks, a bishop, a knight, and a ;pawn. Better is Rd8, leading to 23...Rf8 ;24.Rxf8 Kxf8 25.Rd8+ Ke7 26.Rc8 Ng4 ;27.Rg8 g6 28.Bxg4 hxg4 29.Rxg6 Na6 ;30.Rg7+ Kf6, which wins a rook, a ;knight, and a pawn for a rook and a ;bishop. ... Nxd7 ;Removes the threat on Black's king. 24. exd7 ... ;Adds a promote threat at d7. ... Rh4 ;Leads to 25.Re1+ Kf6 26.f4 Rxf4 27.Re8 ;Kxg5 28.Rxa8 Nf7 29.Rf8 Rd4 30.Rxf7 Rd1+ ;31.Kf2 g6, which wins a knight and a ;pawn for a rook and a knight. Better is ;Nf7, leading to 25.Re1+ Kd6 26.Ne4+ Kc7 ;27.g3 Rxe4 28.Rxe4 Ng5 29.Re8 Nxh3+ ;30.Kg2 Rd8 31.Rxd8 Kxd8 32.Kxh3 Kxd7 ;33.f4, which wins a rook, a bishop, a ;knight, and a pawn for two rooks and a ;knight. 25. d8=Q+ ... ;Yikes! Hangs the queen. Leads to ;25...Rxd8 26.Rxd8 Kxd8 27.Ne6+ Ke7 ;28.Nxg7. Much better is Re1+, leading to ;25...Kf6 26.f4 Rxf4 27.Re8 Kxg5 28.Rxa8 ;Nf7 29.Rf8 Rd4 30.Rxf7 Rd1+ 31.Kf2 g6, ;which gains a rook and a knight and ;loses a knight and a pawn by comparison. ... Rxd8 ;Forced. Threatens checkmate (rook ;captures rook), removes the threat on ;Black's king, and threatens White's ;rook. 26. Rxd8 Kxd8 ; Black wins two rooks for a rook and a ;knight. 27. g3 ... ;Leads to 27...Ra4 28.Ne6+ Ke7 29.a3 Kf6 ;30.Nf4 h4 31.Nh5+ Kf7 32.Nf4 Rd4 33.Nd3 ;Kf6 34.Bg2 Rc4 35.c3 g5, which results ;in no exchange