[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.12"]
[Round "1.1"]
[White "Aronian, Levon"]
[Black "Dominguez Perez, Leinier"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "2772"]
[BlackElo "2752"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,31,37,29,64,61,62,48,63,65,47,61,55,68,64,50,62,79,78,22,25,24,25,30,49,0,0,0,21,20,29,26,107,100,225,216,215,224,232,221,274,247,237,219,212,222,198,197,145,62,24,47,6,12,256,235,236,231,230,237,237,178,237,232,249,253,266,270,262,266,315,320,308,290]} 1. d4 d5 2. c4 dxc4 3. e4 b5 4. a4 c6 5. axb5 cxb5 6. Nc3 {[%cal Bb1c3,Bc3d5,Bd5c7][%mdl 32] D20: Queen's Gambit Accepted: 3 e3 and 3 e4.} Qb6 {is more profitable than 6...Bd7 at the moment.} 7. Nd5 Qb7 8. Bf4 {White is slightly better.} e5 $1 9. Bxe5 {Black must now prevent Ne2.} Nd7 $1 10. Bf4 {Hoping for Ne2.} Ngf6 11. Nc7+ $1 Kd8 12. Nxa8 {[%cal Of2f3] Strongly threatening f3! White is much more active. Black has bad knights.} Qxe4+ 13. Ne2 Qxa8 14. f3 (14. Nc3 $1 $16) 14... Nd5 $11 {[#]} 15. Bg5+ $146 ({Predecessor:} 15. Bd2 Bd6 16. Nc3 b4 17. Ne4 Re8 18. Be2 Bb8 19. O-O N7b6 20. Ra5 h6 21. Re1 {0-1 (36) Nechaeva,M (2372)-Dev,S (2248) Chess.com INT 2022}) 15... f6 16. Bd2 $36 {[%mdl 2048] White is more active.} Bd6 17. Ng3 (17. Nc3 $14 Re8+ 18. Be2) 17... Qb8 18. Kf2 {[%cal Be1f2,Bf2g1,Bg1h1][%mdl 32]} Re8 19. Be2 Bc7 20. Re1 Bb6 (20... f5 $11) 21. Kg1 $1 $16 (21. Kf1 $6 Bb7 $11) 21... Ne5 {[#]} (21... Qc7 $16 {was called for.}) 22. Kh1 $1 $18 Nc6 23. b3 c3 {[#]} 24. Bxb5 $1 Bd7 (24... Rxe1+ 25. Bxe1) 25. Rxe8+ Bxe8 26. Be1 (26. Bc4 $6 cxd2 27. Bxd5 Qf4 28. Bxc6 Bxc6) 26... Nxd4 27. Bxe8 c2 28. Qd3 Kxe8 29. Bd2 (29. Qxh7 $6 Qe5 30. Qg8+ (30. Qxg7 $2 Nxb3 31. Qg8+ Kd7 $19) 30... Kd7 31. Qxg7+ Kc6 $11) (29. Rc1 $16) 29... Qe5 $1 $14 {[%cal Od4b3] To avoid Ne2} 30. Rc1 {aiming for Qc4.} f5 31. Qc4 {Re1 is the strong threat.} Ne3 $2 (31... Kf8 $2 32. Re1 c1=Q 33. Rxc1 $18) (31... f4 $1 $11 {and Black stays safe.}) 32. Qc8+ Kf7 33. Qd7+ Kg6 {[#]} 34. f4 $1 {The board is on fire.} Qe6 35. Qxe6+ Nxe6 {[%cal Bd4e6,Be6c5,Bc5d3][%mdl 32] Pair of Knights!} 36. Ne2 Ng4 {And now ...Nf2+ would win.} 37. g3 ({Weaker is} 37. Rxc2 Nf2+ 38. Kg1 Ng4+ 39. Kf1 Nxh2+ 40. Ke1 Ng4 $16) 37... Nc5 {White has a decisive advantage.} 38. b4 ({But not} 38. Rxc2 $6 Nxb3 39. Nc3 Ba5 $16) 38... Nd3 39. Rxc2 Ngf2+ 40. Kg2 Ne4 41. Nc1 {Weighted Error Value: White=0.07 (flawless) /Black=0.22 (precise)} 1-0

[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.12"]
[Round "1.1"]
[White "Nakamura, Hikaru"]
[Black "Rapport, Richard"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2736"]
[BlackElo "2763"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,141,11,5,5,24,21,13,11,0,6,0,4,5,14,0,18,0,7,0,0,0,0,3,11,0,18,0,0,0,0,0,0,0,0,0,34,21,95,95,127,139,144,137,135,123,111,110,210,188,225,215,216,216,445,456,408,412,425,377,432,431,560,587,587,579,563,554,510,493,458,397,908,875,895,855,771,0,685,666,1254,1090,850,825,722,698,1288,0,702,0,1302,1173,1693,1376,12834,8729,12838,12839,12840,12840,12841,12840,12841,12842,12843,12843,12844,12844,12845,12845,12847,12839,12839,12839,5708,6713,12841,12842,12847,12847,12848,12848]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 Nbd7 8. Bd3 Nh5 9. Bxe7 Qxe7 10. O-O-O Nb6 11. h3 g6 12. Nf3 Ng7 {[%cal Bh5g7,Bg7e8,Be8d6,Bd6c4,Bc4a5,Ba5b3][%mdl 32] D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} 13. g4 Be6 14. Ne2 $5 {[%mdl 4] Exploring less charted territory.} O-O-O {The position is equal.} 15. Kb1 Kb8 {[#]} 16. Rc1 $146 ({Predecessor:} 16. Rhg1 Ne8 17. Nf4 Bc8 18. g5 Nd6 19. h4 f6 20. Qc5 Qf7 21. b3 Bf5 22. Bxf5 Nxf5 {½-½ (29) Gorovets,A (2527)-Chandra,A (2480) Rockville 2017}) 16... Ne8 17. Nf4 Nd6 18. a4 Ndc4 19. a5 Qb4 20. Qc3 {To avoid Na3+} Qxa5 21. Qxa5 Nxa5 22. Ng5 Rdf8 {[#]} 23. Bxg6 $1 Nb3 (23... hxg6 24. Ngxe6) 24. Nfxe6 fxe6 25. Nxh7 Rfg8 (25... Nxc1 $2 26. Nxf8 Rxf8 27. Kxc1 $18) 26. Bd3 (26. Bf7 $2 Rg7 27. Rc2 Rxf7 $19) 26... Nxc1 27. Kxc1 Rg7 28. Nf6 Rf7 29. g5 {Hoping for h4.} Rxf6 30. gxf6 $11 {[%mdl 4096] Endgame KRB-KRN. White now steadily converts the win.} Rf8 31. h4 {[%cal Of6f7,Bh3h4,Bh4h5][%mdl 32]} Rxf6 32. h5 {h6 is the strong threat.} Rh6 33. Kd2 Kc7 34. Ke2 {White is more active.} Kd6 (34... a5 $16) 35. Kf3 $18 Ke7 36. Kg4 $1 Kf6 37. Rh3 $1 Nc8 $2 (37... Kg7 {was called for.} 38. Kg5 Nd7) 38. Rf3+ Kg7 39. Bg6 Nd6 {To avoid Rf7+} 40. Kg5 a5 {[#]} 41. Rf4 $1 Ne4+ 42. Bxe4 dxe4 43. Rxe4 {KR-KR} Rf6 {[#]} 44. f4 $1 {Black must now prevent Re5.} Rf5+ 45. Kg4 Rb5 46. Rxe6 a4 $2 (46... Rxb2 47. Re8 b5) 47. Re7+ Kh6 48. Re8 ({Less strong is} 48. Re6+ Kg7 $18) 48... Rxb2 49. Rh8+ Kg7 50. Ra8 b5 51. e4 {[%cal Be3e4,Be4e5,Be5e6,Be6e7][%mdl 32]} Ra2 52. Ra7+ Kh6 53. Ra6 {Threatens to win with d5.} Kh7 54. Ra7+ (54. Rxc6 a3 $11) 54... Kh6 55. Ra6 (55. e5 $142 b4 56. e6) 55... Kh7 $1 56. e5 {White is clearly winning.} ({Not} 56. Rxc6 a3 $11) 56... b4 57. e6 b3 58. Kf5 Ra1 59. Rb6 Re1 60. Kf6 Re4 61. e7 Rxf4+ 62. Ke5 Rf1 63. Kd6 Re1 64. Kd7 c5 65. dxc5 Rd1+ 66. Kc7 Re1 67. Kd6 Rd1+ 68. Kc6 Re1 69. Rb4 b2 70. Rxb2 Rxe7 71. Ra2 {Weighted Error Value: White=0.32/Black=0.25 (precise)} ({Stronger than} 71. Rb7 Rxb7 72. Kxb7 a3 $11) 1-0

[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.13"]
[Round "1.2"]
[White "Rapport, Richard"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2763"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,60,-10,7,4,28,24,27,16,12,0,22,29,27,20,14,20,18,4,2,0,0,0,0,-6,0,-18,-15,-20,-16,-23,-14,-27,-13,-11,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d3 O-O 6. Nbd2 Nc6 7. d4 {A07: Réti Opening: New York and Capablanca Systems.} Ne4 8. c3 f5 9. Ne1 {White has an edge.} e5 10. Ndf3 Bf6 11. e3 {[#]} b6 $146 ({Predecessor:} 11... Kh8 12. Nd3 exd4 13. exd4 Be6 14. h4 Ne7 15. Re1 Bg8 16. Nfe5 Nc8 17. Bf4 Nb6 {1-0 (29) Rapport,R (2726)-Coenen,M (2364) Germany 2019}) 12. Nd3 {[%cal Rd4e5]} Re8 13. Re1 Ba6 14. Bh3 Bxd3 15. Qxd3 Qd7 16. Rd1 Rad8 17. b4 Qe6 18. b5 Na5 19. dxe5 Bxe5 20. Nd4 Qh6 21. Bg2 Qf6 22. a4 {The position is equal.} Bxd4 23. cxd4 c5 24. bxc6 Qxc6 25. Bd2 Nc4 {Pair of Knights!} 26. Rdc1 Rc8 27. Be1 Qe6 28. Rcb1 a6 29. Rb3 Rc6 30. Rab1 g5 {An even fight not without its subleties.  Weighted Error Value: White=0.02 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.13"]
[Round "1.2"]
[White "Dominguez Perez, Leinier"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2752"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,61,28,35,27,36,28,25,22,28,17,16,14,18,25,7,17,11,21,15,1,25,23,16,22,0,0,0,0,48,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 $1 {7.a4 scores better than 7.c3.} Na5 8. Ba2 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} c5 9. c3 Nc6 10. Na3 {White has an edge.} Be6 11. Bxe6 fxe6 12. Bd2 a6 13. b4 cxb4 14. cxb4 d5 {Inhibits Nc4.} 15. Nc2 b5 16. axb5 axb5 17. Rxa8 Qxa8 18. exd5 Nxd5 19. Nxe5 Ncxb4 {[#]} 20. Nxb4 $146 ({Predecessor:} 20. Nd4 Bc5 21. Ndf3 Nc6 22. Qe2 Nxe5 23. Qxe5 Re8 24. Ng5 Qa7 25. Kf1 Qa3 26. Qe4 {½-½ (32) Otspere,U (2314)-Leiner,R (2349) ICCF email 2017}) 20... Nxb4 (20... Bxb4 $11 21. Bxb4 Nxb4) 21. Qb3 (21. Qb1 $14 {deserves consideration.} Nd5 22. Qxb5) 21... Qd5 $11 {The position is equal.} 22. Rb1 Qxe5 23. Bxb4 Bxb4 24. Qxb4 {[%mdl 4096] Endgame KQR-KQR} Qe2 25. Qc5 Qxd3 26. Qxb5 Qxb5 27. Rxb5 {KR-KR} Rd8 {[%cal Rd8d1] [#]} 28. g3 Kf7 29. Kg2 Kf6 30. h4 h6 31. Rb4 {Weighted Error Value: White=0.04 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.15"]
[Round "2.1"]
[White "Nakamura, Hikaru"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2736"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,108,24,12,33,-8,-12,-19,-13,-5,-7,-2,0,4,18,-21,-15,-8,-20,-20,-17,-9,0,0,0,-4,-8,-18,-11,-92,-94,-107,-106,-107,-89,-84,-87,-113,-25,-37,-50,-64,0,-2,0,0,0,0,0,0,0,0,0,0,31,0,9,8,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d6 10. a3 Qd7 11. Nc3 $1 {11.Nc3 is better than 11.Nbd2.} Nd8 {[#] C88: Closed Ruy Lopez: Anti-Marshall Systems.} 12. Nh2 $146 (12. d4 $14) ({Predecessor:} 12. Nd5 Nxd5 13. exd5 c6 14. c4 cxd5 15. cxd5 f6 16. a4 Nf7 17. d4 Rfe8 18. Bd2 Bd8 19. Bc3 {½-½ (48) Maghsoodloo,P (2676)-Svidler,P (2723) Chess.com INT 2020}) 12... Ne6 13. Ng4 Kh8 14. Nxf6 Bxf6 15. Qg4 Rae8 16. a4 b4 17. Ne2 Qd8 18. c3 bxc3 19. bxc3 g6 20. Bd5 Bxd5 21. exd5 Nc5 22. Bh6 Nxd3 23. Bxf8 Nxe1 24. Rxe1 (24. Bh6 $1 $11 {remains equal.} Nd3 25. Qc4) 24... Rxf8 $17 25. Qc4 {[#]} Qa8 $1 26. Rb1 Rb8 27. Rb4 Kg7 28. Ng3 {[%cal Be2g3,Bg3e4,Be4d2,Bd2b3][%mdl 32]} h5 (28... a5 $17 29. Rb5 Qa7) 29. Ne4 Bd8 30. a5 Qa7 (30... Rc8 $15) 31. g3 $11 (31. Rxb8 Qxb8 32. Qb4 Qa8 $17) 31... f5 32. Nd2 Rxb4 33. cxb4 e4 34. Nb3 Bf6 {To avoid Qd4. Strongly threatening ...e3.} 35. Kg2 h4 36. gxh4 Kf7 (36... Bxh4 $2 37. Qd4+ Qxd4 38. Nxd4 $18) 37. h5 (37. Qc6 $5 {[%cal Rc6d7]}) 37... gxh5 38. b5 e3 39. f4 Qb8 {[#] Hoping for ...Qg8+. The position is equal.} 40. Kf1 ({Don't play} 40. bxa6 Qg8+ 41. Kh1 (41. Kf3 Qg1 $17) 41... Qg3 $17) 40... axb5 41. Qc6 e2+ 42. Kxe2 Qa7 43. a6 Qg1 44. Qxc7+ Kg6 $1 {...Qh2+ is the strong threat.} 45. Nd2 {Threatens to win with a7.} ({Wrong is} 45. Qxd6 $2 Qg2+ 46. Ke1 Qg3+ 47. Ke2 Qg2+ 48. Kd1 Qf3+ 49. Kd2 Qg2+ 50. Ke1 Qe4+ 51. Kd2 Qg2+ 52. Kd1 Qf3+ 53. Kd2 Qxb3 $19) 45... Qh2+ 46. Kd1 {And now a7 would win.} Qxf4 {aiming for ...Qa4+.} 47. a7 Bg5 {[%csl Gg5][%cal Rf4d2]} 48. Qa5 b4 {[%csl Gg5][%cal Rf4d2,Bb5b4,Bb4b3][%mdl 32]} 49. Qa2 b3 $1 50. Qa5 Qe3 51. a8=Q {White wants to mate with Qg8+. Chess con chili.} Qg1+ 52. Ke2 {Intending Qg8+ and mate.} Qe3+ 53. Kd1 {White threatens Qg8+ and mate.} Qg1+ 54. Ke2 {Qe8+ would kill now.} Qe3+ {Weighted Error Value: White=0.08 (flawless) /Black=0.10 (very precise)} 1/2-1/2

[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.16"]
[Round "2.2"]
[White "Aronian, Levon"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2772"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,58,10,19,14,23,20,28,16,14,14,12,6,22,15,20,6,24,27,18,22,12,31,42,14,31,17,29,22,26,12,54,50,38,20,13,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 (5... O-O 6. h3 d5 7. exd5 Nxd5 8. Re1 Be6 9. c3 h6 10. b4 Bb6 11. b5 Na5 12. Bxd5 Bxd5 13. Nxe5 Re8 14. Nd2 Bxf2+ 15. Kxf2 Rxe5 16. Kg1 Qe7 17. Rf1 Qc5+ 18. d4 Qxc3 19. dxe5 Qxa1 20. Nb3 Qxa2 21. Qxd5 Qxb3 {0-1 (39) Aronian,L (2782)-Nakamura,H (2736) chess24.com INT 2021}) 6. c3 a6 7. a4 {seems to push 7.Bb3 aside. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Ba7 8. Na3 Ne7 9. Nc2 {White has an edge.} Ng6 10. Be3 Bxe3 11. Nxe3 O-O 12. a5 c6 13. Bb3 h6 14. Bc2 Re8 15. Re1 {[#]} Qc7 $146 ({Predecessor:} 15... d5 16. exd5 cxd5 17. d4 e4 18. Nd2 Nf4 19. f3 Bd7 20. Kh1 Qc7 21. fxe4 dxe4 {½-½ (33) Keuter,K (2421)-Bastos,P (2460) GER email 2016}) 16. d4 exd4 17. Qxd4 c5 18. Qd2 Bg4 19. Nxg4 Nxg4 20. Qd1 b5 (20... Rad8 $11) 21. axb6 $1 $14 Qxb6 22. Nd2 {[%cal Bf3d2,Bd2c4,Bc4b6,Bb6d5][%mdl 32] [#] Threatens to win with Nc4.} Qxb2 {The position is equal.} 23. Nc4 Qxc3 24. Nb6 ({Don't play} 24. Nxd6 {[#]} Rad8 $1 25. Qxg4 Rxd6 $17) 24... Rab8 25. Nd5 Qb2 26. Rb1 $1 Qa2 27. Ra1 Qb2 28. Rb1 Qa2 29. Ra1 $1 Qb2 $1 {Weighted Error Value: White=0.05 (flawless) /Black=0.07 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.17"]
[Round "2.3"]
[White "Nakamura, Hikaru"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2736"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,122,17,19,35,25,27,10,15,14,10,16,18,20,18,26,22,22,29,20,25,15,57,61,109,59,85,75,71,83,69,75,69,64,71,71,71,53,59,37,83,23,61,61,61,53,101,104,106,105,131,84,96,47,41,47,42,33,33,33,33,33,39,0,0,0,8,8,8,8,8,8,8,8,8,8,11,11,992,416,1243,1251,1220,1124,1124,1124,1124,1112,1220,1178,970,677,670,670,663,656,656,656,491,21,21,0,0,8,5941,5710,5695,5602,1171]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d5 {is recently more successful than 9...d6. C88: Closed Ruy Lopez: Anti-Marshall Systems.} 10. exd5 Nxd5 11. a4 Nd4 {The position is equal.} 12. Nbd2 Nxb3 13. Nxb3 Nb4 14. Nxe5 {Black must now prevent Na5.} Qd5 {[%csl Gb7][%cal Rd5g2] [#]} 15. f3 Bd6 {A strong pair of Bishops.} 16. d4 Rae8 17. axb5 axb5 18. Bd2 {[#] With the idea Nd7.} Nc6 $146 (18... Bc8 $1 $11 {is superior.}) ({Predecessor:} 18... Bc8 19. Ng4 h5 20. Nf2 Bf5 21. Rxe8 Rxe8 22. Bxb4 Bxb4 {½-½ (52) Saidashev,A (2397)-Steinkellner,P (2339) ICCF email 2014}) 19. Bf4 $1 $14 Kh8 (19... h6 $14 {is more appropriate.}) 20. Bh2 (20. Qd2 $16) 20... Nxe5 21. dxe5 Bxe5 22. Bxe5 Rxe5 23. Rxe5 Qxe5 24. Qd4 Qg5 25. Qc5 Qxc5+ 26. Nxc5 $16 {[%mdl 4096] Endgame KRB-KRN} Bd5 27. Ra7 c6 (27... Rc8 $14) 28. Nd3 {White is more active.} (28. Nd7 $16 Rd8 29. Rc7) 28... g6 29. Rc7 Ra8 30. Nb4 {To avoid Ra2} Kg7 (30... Ra1+ $14 {feels stronger.} 31. Kh2 Rc1) 31. Nxc6 Bxc6 32. Rxc6 {KR-KR} Rd8 33. g4 (33. b4 $142) 33... Rd2 34. h4 ({Better is} 34. b4 $16) 34... h5 $14 35. gxh5 gxh5 36. b4 Rd4 {[%csl LRb4,LRh4]} 37. c3 Rxh4 38. Kg2 Rf4 $1 39. Kg3 (39. Rc5 $5 {[%cal Rg2g3]}) 39... Rf5 40. f4 h4+ 41. Kxh4 {Hoping for Kg4.} Rxf4+ 42. Kg5 Rf3 43. Kg4 Rd3 44. Rc5 Kf6 45. Kf4 Ke6 46. Ke4 Rd8 {[%mdl 8192]} (46... Rh3 $11) 47. Rxb5 (47. Re5+ $142 Kd7 48. Rd5+ Ke8 49. Rxd8+ Kxd8 50. Kd4) 47... Rd1 (47... Rc8 $142 48. Rb6+ Ke7) 48. Rb6+ $18 Kd7 49. Rf6 Ke7 50. Rf3 Ke6 {[#]} 51. Rd3 $1 f5+ 52. Kd4 Rb1 53. Re3+ Kf6 54. Re8 f4 55. Rb8 Kf5 56. b5 f3 57. Ke3 ({White has to play} 57. Rf8+ $18 Kg4 58. Ke4) 57... Rb3 $11 58. Kd3 {Threatens to win with Kc2.} Kg4 59. Kc2 f2 $2 {[%mdl 8192]} 60. Rf8 $18 Rxb5 61. Rxf2 Rc5 {Weighted Error Value: White=0.42/Black=0.11 (very precise)} 1-0

[Event "FIDE Grand Prix-I KO 2022"]
[Site "Berlin"]
[Date "2022.02.17"]
[Round "2.4"]
[White "Aronian, Levon"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2772"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2022.02.12"]
[EventType "k.o."]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,9,25,23,30,37,35,41,53,43,47,21,16,10,16,9,25,0,39,35,37,28,10,18,24,0,0,0,0,0,0,-21,0,0,0,0,0,-4,0,-11,6,0,30,21,20,17,25,17,16,0,24,6,27,27,25,23,30,24,30,45,27,40,44,21,20,0,0,2,26,0,0,0,0,-8,-8,-8,-5,-5,-8,-8,-4,-8,-8,-8,-8,-8,-8,-1014,-999,-999,-975,-940,-925]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Re1 (5. d3 O-O 6. h3 d5 7. exd5 Nxd5 8. Re1 Be6 9. c3 h6 10. b4 Bb6 11. b5 Na5 12. Bxd5 Bxd5 13. Nxe5 Re8 14. Nd2 Bxf2+ 15. Kxf2 Rxe5 16. Kg1 Qe7 17. Rf1 {0-1 (39) Aronian,L (2782)-Nakamura,H (2736) chess24.com INT 2021}) 5... d6 6. c3 {C50: Hungarian Defence and Giuoco Pianissimo.} a6 7. d4 Ba7 8. h3 {White is slightly better.} (8. dxe5 Ng4 9. Be3 Bxe3 10. fxe3 Ngxe5 $15) 8... O-O 9. Be3 h6 10. Bb3 Re8 {[#]} 11. Nbd2 $146 ({Predecessor:} 11. dxe5 dxe5 12. Qxd8 Nxd8 13. Bxa7 Rxa7 14. Nbd2 Ra8 15. Nc4 Nc6 16. Ne3 Be6 17. Bxe6 Rxe6 {½-½ (26) Wall,G (2378)-Haslinger,S (2294) Birmingham 2002}) 11... Bd7 12. Qb1 Qe7 13. a3 Qf8 14. Qd3 b5 15. Rac1 Na5 16. Ba2 c5 17. b3 Nc6 18. d5 Ne7 19. c4 Ng6 20. b4 cxb4 21. axb4 bxc4 22. Bxc4 Bxe3 23. Rxe3 Reb8 24. Qa3 Qd8 25. Bf1 ({Wrong is} 25. Bxa6 $2 Rb6 26. Ra1 (26. b5 $2 Bxb5 27. Rc8 Rxc8 $19) 26... Bb5 $19) 25... Bb5 26. Qa5 (26. Nc4 {feels hotter.} Rc8 27. Nfd2 Ne8 28. Qa5 Ne7 29. Qxd8 Rxd8 30. f3) 26... Bxf1 27. Qxd8+ Rxd8 28. Kxf1 Rdb8 29. Rb3 Rb5 30. Ne1 Ne8 31. Nd3 f5 32. f3 fxe4 33. fxe4 Nf4 34. Nxf4 exf4 35. Ke2 Rab8 36. Rcb1 Nf6 37. Kf3 g5 38. Nc4 Ne8 (38... a5 $5 {[%cal Ra5a4]}) 39. h4 Rc8 40. Na5 Nf6 41. hxg5 hxg5 42. Nc6 {[#] Strongly threatening Ne7+.} Re8 {Inhibits Ne7+.} 43. Nd4 $1 g4+ 44. Kxf4 Rxe4+ 45. Kf5 Rxd4 46. Kxf6 Rdxd5 47. Rf1 Rh5 {[#] ...Rh6+ is the strong threat.} 48. Rf4 $2 {[%mdl 8192]} (48. Ke7 $11) 48... Rh6+ $19 {Black is clearly winning.} 49. Ke7 Rb7+ 50. Kd8 Rh8 {Weighted Error Value: White=0.24 (precise) /Black=0.05 (flawless)} 0-1

