[Event "2nd Braganca Open 2021"]
[Site "Braganca"]
[Date "2021.08.24"]
[Round "9.1"]
[White "Erigaisi, Arjun Kumar"]
[Black "Pulvett Marin, Daniel Eduardo"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2597"]
[BlackElo "2487"]
[Annotator "Krasenkow,M"]
[PlyCount "85"]
[EventDate "2021.08.19"]
[EventType "swiss"]
[EventCountry "POR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 15,85,0,0,0,0,2,0,0,0,-24,-25,-22,0,0,6,9,14,11,14,12,18,18,18,19,18,12,
19,6,138,144,141,147,143,137,156,154,151,145,148,131,202,182,319,311,320,288,
275,277,293,292,270,253,503,501,503,501,445,446,352,281,501,501,2156,2177,2087,
2068,29977,29978,29983,29984,29984,29985]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3
c6 5. d4 d5 6. Qb3 O-O 7. Bg2 {[%csl Gb2,Gb7,Rc2,Gc3,Rd3,Gd4,Rd7,Ge3,Re4,Re7,
Gf2,Rf3,Rg2,Gg7][%CAl Gd4e5,Gf6g7,Gf6g5,Ge5f4,Gg3f4,Gc1g5,Gf3g5,Gf3e5,Re5d6,
Rd6e7,Gc3d5,Gc4d5,Gc4b5,Gc3b5,Ge4d5,Gc6b7,Gc6b5,Gd5c4,Rd5e6,Re6d7]} Qb6 (7...
dxc4 8. Qxc4 Be6 (8... Bf5 9. O-O Nbd7 10. Re1 Ne4 11. Qb3 Nb6 12. a4 a5 13.
Bf4 Ra6 14. Ne5 Qxd4 15. e3 Nc5 16. Qxf7+ Rxf7 17. exd4 Bxe5 18. Bxe5 Nd3 19.
Re2 Nc4 20. Bc7 Ncxb2 21. Bd8 Kf8 22. Ne4 Bxe4 23. Bxe4 Ke8 24. Bc7 e6 25. Bd6
Rd7 26. Ba3 Rxd4 27. Bxb2 Nxb2 28. Rxb2 Rxe4 29. Rxb7 Rd4 30. Rxh7 Rd7 31. Rh8+
Kf7 32. Rh7+ Ke8 33. Rh8+ Kf7 34. Rh7+ Ke8 {1/2-1/2 (34) Wojtkiewicz,A (2575)
-Krasenkow,M (2645) Kazan 1997 EXT 2020 [Epishin,V]}) (8... b5 9. Qb3 Be6 10.
Qc2 Qb6 11. O-O Na6 12. Ng5 Bd7 13. Rd1 Rac8 14. a4 Qa5 15. Nce4 Nxe4 16. Nxe4
Bf5 17. Bg5 b4 18. Qc1 Bxe4 19. Bxe4 e5 20. Bh6 exd4 21. Bxg7 Kxg7 22. Rxd4 Qe5
23. Qc4 Nc5 24. f4 Qe7 25. Qxb4 Rb8 26. Qc3 Rb3 27. Qc2 Re3 28. Bd3 Rxg3+ 29.
hxg3 Qe3+ 30. Kg2 Qxd4 31. Rc1 Qd5+ 32. Kh2 Nxd3 33. Qxd3 Rb8 34. Kg1 Qxd3 35.
exd3 Rxb2 36. Rxc6 Rd2 {1/2-1/2 (36) Godart,F (2411)-Gedajlovic,M (2324)
Vaujany 2017}) (8... a5 9. O-O Bf5 10. e3 Qc8 11. Ne5 Bh3 12. e4 Bxg2 13. Kxg2
b5 14. Qe2 Nbd7 15. Rd1 a4 16. Nd3 Nb6 17. Bg5 Rd8 18. Rac1 Qb7 19. Nc5 Qa7 20.
Qf3 Rac8 21. b3 h6 22. Bxf6 exf6 23. Ne2 axb3 24. axb3 Qe7 25. g4 Nd7 26. Nxd7
Rxd7 27. Ng3 Qb4 28. d5 c5 29. h4 c4 30. bxc4 Rxc4 31. h5 Qc5 32. Ne2 Re7 33.
Rxc4 bxc4 34. hxg6 fxg6 35. Nf4 Kh7 36. d6 Rd7 37. Rd5 Qc6 38. e5 fxe5 39. Nxg6
Rxd6 40. Ne7 Qd7 41. Rxd6 Qxe7 42. Qf5+ Kg8 43. Rd7 Qe8 44. Rc7 Bf8 45. Qh7# {
1-0 (45) Izoria,Z (2600)-Kovalev,A (2575) Mallorca 2004 CBM 104 [Atlas,V]}) (
8... Na6 9. O-O Be6 10. Qa4 Nd5 11. Rd1 Nb6 12. Qc2 Nb4 13. Qb1 a5 14. e4 Bg4
15. a3 Na6 16. h3 Bxf3 17. Bxf3 Qd7 18. Kg2 Rfd8 19. Qa2 Bxd4 20. Rxd4 Qxd4 21.
Be3 Qe5 22. Bxb6 Rd2 23. Be3 Rad8 24. Bxd2 Rxd2 25. Qc4 Nc5 26. Rd1 Rxb2 27.
Na4 Nxa4 28. Qxa4 Qc5 29. Qd4 Qxd4 30. Rxd4 b5 31. e5 c5 32. Rd8+ Kg7 33. Rc8
Rc2 34. Ra8 b4 35. Rxa5 b3 36. Rb5 c4 37. Be4 Rc1 38. Rb4 f5 39. exf6+ exf6 40.
Bd5 {1-0 (40) Romanishin,O (2515)-Huzman,A (2475) Kherson 1989 CBM 016
[Ftacnik,L]}) 9. Qd3 Na6 10. e4 Nb4 11. Qd1 Bg4 12. O-O e5 13. Be3 Qa5 14. a3
Na6 15. b4 Qc7 16. h3 exd4 17. Bxd4 Be6 18. Qe2 Rfe8 19. Rac1 Qe7 20. e5 Nd7
21. Ne4 Bd5 22. Nd6 Qxd6 23. Qxa6 Nxe5 24. Bxe5 Bxe5 25. Qxb7 Bb2 26. Rcd1 Qf6
27. Nh4 Bxg2 28. Nxg2 Bxa3 29. b5 cxb5 30. Qxb5 a5 31. Ne3 Reb8 32. Qa4 Bf8 33.
Rd4 Bc5 34. Rf4 Qe6 35. Ng4 Rb4 36. Rxb4 Bxb4 37. Rd1 Bc3 38. Rd7 Bg7 39. Kg2
h5 40. Ne3 Kh7 41. Nd5 Rc8 42. Nc7 Qe5 43. Qc6 a4 44. Rxf7 a3 45. Qe6 Qxe6 46.
Nxe6 Ra8 47. Rxg7+ Kh8 48. Rc7 a2 49. Rc1 a1=Q 50. Rxa1 Rxa1 51. h4 Kg8 52. Ng5
Ra2 53. Kf3 Kg7 54. Kg2 Kf6 55. Nh7+ Kf5 56. Ng5 Ke5 57. Kf3 Ra6 58. Kg2 Kd4
59. Nh3 Ke4 60. Ng5+ Kd3 61. Nh3 Rf6 62. Kf1 Rf5 63. Ng5 Ra5 64. Nh3 Ra4 65.
Ng5 Ra1+ 66. Kg2 Ke2 {1/2-1/2 (66) Fricker,J-Javelle,G Montpellier 1964}) (7...
a5 8. cxd5 cxd5 9. O-O Nc6 10. Bf4 Ne4 11. Rfd1 Nxc3 12. bxc3 a4 13. Qa3 Qa5
14. Rab1 Re8 15. h3 Bf8 16. Qc1 Qa7 17. c4 Bf5 18. Rb5 dxc4 19. d5 Qa6 20. dxc6
Qxb5 21. Nd4 Qb6 22. cxb7 Rad8 23. Nxf5 Rxd1+ 24. Qxd1 gxf5 25. Qd7 Rd8 26.
Qxd8 Qxd8 27. b8=Q Qxb8 28. Bxb8 c3 29. Bf4 e5 30. Bc1 Kg7 31. Bc6 a3 32. Kf1
Kf6 33. e4 Bc5 34. Ke2 h5 35. f3 Ke6 36. Bd5+ Kf6 37. exf5 Kxf5 38. Bxf7 h4 39.
g4+ Kf6 40. Bd5 Ke7 41. Kd3 Kd6 42. Bb3 Bb4 43. Bg5 {1-0 (43) Hnydiuk,A (2407)
-Dobrowolski,P (2413) Opole 2021}) 8. O-O (8. h3 dxc4 9. Qxc4 Be6 10. Qa4 Na6
11. O-O Qb4 12. Qc2 c5 13. dxc5 Qxc5 14. Be3 Qc8 15. Ng5 Bd5 16. Qa4 Bxg2 17.
Kxg2 Nb8 18. Qh4 Nc6 19. Rfd1 h5 20. Qf4 Qb8 21. Qc4 Qe5 22. Qb3 b6 23. Rac1
Qc7 24. Nd5 Qb7 25. Nf3 Na5 26. Qb5 Nxd5 27. Rxd5 Rac8 28. Rd7 Qe4 29. b3 Rxc1
30. Bxc1 Nc6 31. Rc7 Nd4 32. Qa4 a5 33. Be3 e5 34. Re7 Qd5 35. Qd7 Qxd7 36.
Rxd7 Nxe2 37. Bxb6 Nc1 38. Bxa5 Nxa2 39. Ng5 Bh6 40. h4 f6 41. Ne4 f5 42. Ng5
Bxg5 43. hxg5 Rb8 44. Rd6 Kg7 45. Bd8 Rb5 46. Bf6+ Kf7 47. Rd7+ Kf8 48. Rg7 Nc3
49. Rxg6 Ne4 50. Bh8 f4 51. b4 Rxb4 52. gxf4 exf4 53. f3 Nc5 54. Rh6 Ra4 55. g6
Ra6 56. Bd4 Ne6 57. Bf6 Ke8 58. Rh7 Rc6 59. Kh2 Ra6 60. Rxh5 Ra2+ 61. Kh3 Ra6
62. Kg4 Rc6 63. Rh7 Ra6 64. Kf5 {1-0 (64) Ivanchuk,V (2740)-Leko,P (2605)
Belgrade 1995 CBM 051 [Hecht,H]}) 8... Rd8 (8... Na6 9. Qxb6 axb6 10. Na4 Nd7
11. cxd5 cxd5 12. Bd2 Nab8 13. b3 Nc6 14. e3 e5 15. Nxe5 Ncxe5 16. dxe5 b5 17.
Nc3 Bxe5 18. f4 Bg7 19. Nxd5 Bxa1 20. Rxa1 Rd8 21. Bb4 Kg7 22. Bc3+ Kf8 23. Nc7
Rb8 24. Rd1 b6 25. Bf6 Nxf6 26. Rxd8+ Ke7 27. Rh8 {1-0 (27) Aronian,L (2645)
-Guseinov,G (2548) Tripoli 2004 CBM 102 [Ftacnik,L]}) (8... Bf5 9. Ne5 (9. h3
dxc4 10. Qxc4 Na6 11. Re1 Qb4 12. Qxb4 Nxb4 13. e4 Be6 14. Rd1 Nc2 15. Rb1 Nxe4
16. Nxe4 Bxa2 17. Bg5 Bxb1 18. Rxb1 Rfe8 19. Nc5 Nxd4 20. Nxb7 Rab8 21. Nxd4
Bxd4 22. Na5 Rxb2 23. Rxb2 Bxb2 24. Nxc6 a6 25. Bf1 Ra8 26. Bg2 Re8 27. Bf1 Ra8
{1/2-1/2 (27) Ehlvest,J (2650)-Gurevich,I (2455) New York 1991 CBM 023
[Ftacnik,L]}) 9... e6 (9... Ng4 10. cxd5 Qxb3 11. axb3 Nxe5 12. dxe5 Bxe5 13.
Na4 Bc7 14. Nc5 cxd5 15. Bxd5 Nc6 16. Nxb7 Nd4 17. e3 Nc2 18. Ra4 Bd3 19. Be4
Bxe4 20. Rxe4 Rfb8 21. Nc5 Bd6 22. Rc4 Bxc5 23. Rxc5 Na1 {1/2-1/2 (23)
Petrosian,A (2470)-Ernst,T (2535) Dortmund 1992 CBM 029 [Ftacnik,L]}) (9... Be6
10. Rd1 dxc4 11. Nxc4 Qa6 12. d5 cxd5 13. Nxd5 Nxd5 14. Bxd5 Bxd5 15. Rxd5 Qe6
16. Rd3 Nc6 17. Be3 Rac8 18. Rad1 b6 19. Qa4 h5 20. b3 h4 21. Qb5 Qg4 22. f3
Qh3 23. Bf2 hxg3 24. hxg3 e5 25. Nd6 Rc7 26. Rc3 Nd4 27. Bxd4 Qxg3+ 28. Kf1
exd4 29. Rxc7 Qxd6 30. Rc2 Bh6 31. Kg2 Kg7 32. Rc6 Qf4 33. Qd5 Re8 34. Rc2 Re5
35. Qxd4 Qf6 36. e4 Bf4 37. Qd8 Rg5+ 38. Kf2 Qe6 39. Rh1 Rh5 40. Rxh5 gxh5 41.
Rc8 {1-0 (41) Schlosser,P (2500)-Xie,J (2480) Baden-Baden 1992 CBM 033
[Ftacnik,L]}) 10. Bf4 Nbd7 11. Qxb6 axb6 12. f3 Nxe5 (12... c5 13. dxc5 d4 14.
Nb5 bxc5 15. Nxd7 Nxd7 16. Bd6 Rfc8 17. f4 Rc6 18. a4 Bc2 19. Ra3 Nb6 20. Rc1
d3 21. exd3 Rxd6 22. Rxc2 Rd7 23. a5 Nc8 24. d4 cxd4 25. c5 Ne7 26. Nd6 d3 27.
Rxd3 Rxa5 28. Bxb7 Bf8 29. b4 Ra1+ 30. Kg2 Nf5 31. Bc6 Rd8 32. Rcd2 Rc1 33.
Nxf5 Rxd3 34. Rxd3 gxf5 35. Rb3 Rc2+ 36. Kg1 Bg7 37. Bf3 Rc3 38. Rxc3 Bxc3 39.
c6 Bd4+ 40. Kf1 Bb6 41. Ke2 Kf8 42. Kd3 Ke7 43. Kc4 Kd6 44. Kb5 Kc7 45. Ka6 f6
46. b5 e5 47. Bg2 exf4 48. gxf4 Be3 49. Bd5 h6 50. h3 Bb6 51. Be6 Be3 52. Bd7
Bb6 53. Bxf5 Be3 54. Be4 Bb6 55. f5 Be3 56. Ka5 Bd2+ 57. Ka4 h5 58. Kb3 h4 59.
Kc4 Bf4 60. Kc5 Bd6+ 61. Kd5 Be5 62. Ke6 Bc3 63. Kf7 {1/2-1/2 (63) Kramnik,V
(2775)-Gelfand,B (2700) Dos Hermanas 1996 CBM 053 [Hecht,H]}) 13. Bxe5 g5 14.
e4 Bg6 15. b3 Rfd8 16. Rfd1 dxe4 17. fxe4 Ng4 18. Bxg7 Kxg7 19. Bf3 h5 20. Rd2
Ne5 21. Bg2 c5 22. d5 Nc6 23. Rad1 Nd4 24. e5 exd5 25. cxd5 Re8 26. Re1 Nc2 27.
Ree2 Nd4 28. Re1 Nc2 29. Rxc2 Bxc2 30. d6 Bf5 31. Bxb7 Rad8 32. Bc6 Re6 33. Bd5
Rdxd6 34. Bxe6 {1/2-1/2 (34) Kramnik,V (2790)-Shirov,A (2710) Cazorla 1998 CBM
065 [Ftacnik,L]}) 9. cxd5 {D78: Fianchetto Grünfeld: 6 0-0 c6.} (9. c5 {
A logical reaction. Other options:} Qxb3 10. axb3 Na6 (10... Ne4 $5 11. e3 (11.
b4 Na6 12. Ra4 b5 $1) (11. Bf4 $5) 11... Na6 12. Rd1 e5 13. Ne1 Nc7 14. f3 exd4
15. exd4 Nf6 $11 {1-0 Sapis,W-Svenn,G/Gothenburg 1989/EXT 97 (74)}) 11. Bf4 (
11. h3 Nd7 12. Bf4 Nf8 13. Ra4 Bf5 14. Rfa1 Ne6 15. e3 Be4 16. g4 Nxf4 17. exf4
Bxf3 18. Bxf3 Nc7 19. f5 {1/2-1/2 Tregubov,P-Vorobiov,E/Moscow 2004/CBM 100})
11... Nd7 {To prepare ...e7-e5} (11... Bf5 12. Ra4 Ne4 13. Rfa1 Naxc5 $6 {
failed to} 14. dxc5 Bxc3 15. bxc3 Nxc3 16. Rxa7 Nxe2+ 17. Kf1 $18 {1-0 Roiz,
M-Grebionkin,V/Internet 2004/EXT 2005 (32)}) 12. Rfd1 (12. Ra3 Re8 13. Bh3 f5
14. Rc1 e5 15. Nxe5 Nxe5 16. dxe5 h6 17. Be3 Rxe5 18. Bd4 Re8 19. e3 Bf8 20.
Bf1 Nc7 21. b4 Bd7 22. f4 {1/2-1/2 Petrosian,A-Lamprecht,F/Germany 1994/EXT 99}
) 12... e5 $6 {Premature!} (12... Re8 $142 {The only way to prevent ...e7-e5 is
} 13. e4 dxe4 14. Nxe4 {but Black obtains an excellent position after} Nb4 15.
Nc3 Nf6 16. Be5 Be6 17. Nd2 Red8 18. Nc4 Nbd5 19. Ra3 h5 20. Rda1 a6 $11 {
0-1 Bocharov,D-Kamsky,G/Khanty Mansyisk RUS 2005/The Week in Chess 578 (46)})
13. Nxe5 Nxe5 14. Bxe5 Bxe5 15. dxe5 Bf5 (15... Nxc5 16. b4 $1 Ne6 17. b5 $14)
16. Ra5 (16. e4 $5 dxe4 17. Rxd8+ Rxd8 18. Bxe4 {[%CAl Ca6c5,Re4c6]} Nxc5 (
18... Bxe4 19. Nxe4 Rd4 20. Ra4 $1) 19. Bxf5 gxf5 20. Rxa7 Rd4 $132) 16... Bc2
17. Rd4 Bxb3 18. f4 $14 {Black has recaptured the pawn but his pieces are
placed poorly.} Bc4 19. e4 Nb4 $6 {A risky move! Black's minor pieces are now
dangerously hanging.} (19... Nc7 $14) 20. exd5 cxd5 21. Rd2 {A bit passive but
what else to do?} (21. Nxd5 {is inefficient due to} Nxd5 $1 (21... Bxd5 $143
22. Rxb4) 22. Rxc4 Ne3 23. Rc3 (23. Rb4 Rd1+ 24. Kf2 Ng4+ 25. Ke2 Rad8 $1)
23... Nxg2 24. Kxg2 Rd2+ $11) (21. Rxc4 $5 dxc4 22. Bxb7 Rab8 23. c6 (23. Rb5
$6 Nd5 24. c6 Nc7 25. Rb4 Rd2 $1 26. Ne4 Re2 27. Rxc4 Rd8 $132) 23... Nxc6 24.
Bxc6 Rxb2 25. Bd5 Rc2 26. Ne4 Rb8 $44) (21. Bxd5 $5 Bxd5 (21... Nxd5 22. Rxc4
Nxc3 23. bxc3 $1 Rd1+ 24. Kg2 Rad8 25. Rxa7 R8d2+ 26. Kf3 $1 $16) 22. Rxb4 Bc6
23. Nb5 $5 Rd1+ 24. Kf2 Rd2+ 25. Ke3 Rxh2 26. Rxa7 {was probably a worthy
alternative to the game move.}) 21... a6 (21... b6 22. cxb6 axb6 23. Rxa8 Rxa8
24. Nxd5 $16) 22. Ra4 $6 {Losing an important tempo.} (22. Ra3 $142 $1 Kg7 $140
23. b3 d4 24. Ne4 Bd5 25. Nd6 Bxg2 26. Kxg2 d3 27. Ra4 a5 28. Nxb7 $18) 22...
a5 23. Ra3 Kg7 {A useful prophylactics.} 24. Na4 (24. b3 d4 $1 (24... Bd3 25.
Nxd5 $1) 25. Ne4 (25. bxc4 dxc3 26. Rxd8 c2 $1) (25. Na2 $1 Nxa2 26. bxc4 $1 (
26. Bxb7 Nc3 $1 27. bxc4 Nb1 28. Bxa8 Rxa8 29. Rdd3 Nxa3 30. Rxa3 f6 $1 $11)
26... Nc3 27. Rd3 Ra7 $1 28. Kf2 (28. Raxc3 $2 dxc3 29. Rxd8 c2 {- another
merit of 23...Kg7}) 28... a4 29. Bd5 (29. Ke1 Nb1 $1 30. Ra1 Nc3) 29... Nxd5
30. Rxd4 Ra5 31. cxd5 Rxc5 32. d6 b5 {and Black should survive.}) 25... Bd5 {
that's why 23...Kg7!} 26. Nd6 Bxg2 27. Kxg2 d3 28. Nxb7 (28. Kf3 $14) 28... Rd5
$14 {[%csl Gd3]}) 24... Rac8 25. Nb6 Rxc5 26. Rc3 {It looks like Black is in
trouble but...} Nc6 27. b3 {What else?} (27. h3 f6 $5) 27... Rb5 28. Nxc4 (28.
bxc4 Rb1+ $1 (28... Rxb6 29. cxd5 $16) 29. Kf2 d4 $1 $11 {- the point of
Black's idea!}) 28... Rc5 29. Rcd3 (29. Rxd5 $5 Rcxd5 30. Bxd5 Rxd5 31. Nd6 {
wins a pawn but} Rd2 $1 (31... Nd4 $143 $6 32. Rc7 Nb5 33. Rxf7+ (33. Ne8+ Kf8
34. Rc8 Na7 $1 (34... Ke7 35. Nf6 Rd8 36. Rc5 $16) 35. Ra8 Nc6 $14) 33... Kg8
34. Rd7 $1 Nxd6 35. exd6 b5 36. Ra7 $1 a4 (36... Rxd6 37. Rxa5 $16) 37. bxa4
bxa4 38. d7 $1 Kf8 39. d8=Q+ Rxd8 40. Rxh7 $16) 32. Nxb7 Nd4 {gives Black a
good counterplay.}) 29... dxc4 30. Rxd8 Nxd8 31. bxc4 ({After} 31. Rxd8 cxb3 {
the black pawns are too strong.}) 31... Ne6 32. Bd5 Nc7 33. Bxb7 Rxc4 34. Ra2
a4 35. Kf2 f6 {1/2-1/2 (35) Aronian,L (2724)-Svidler,P (2740) Beersheba 2005
CBM 110 [Krasenkow,M] A nightmare draw - because of the inaccurate 12...e5?!})
(9. Qa3 $5 {needs more tests. In the only game Black failed to equalize:} Re8
$6 (9... Bf8 $5 10. c5 Qa6) 10. cxd5 (10. Qa4 dxc4 11. Qxc4 Be6 12. Qa4 Qa6 13.
Qc2 Nd5 14. Bd2 Nd7 15. Ng5 Nxc3 16. Bxc3 Bd5 17. e4 Bc4 18. Rfd1 $14 {1-0
Fedorowicz,J-Zavadsky,P/Berkeley USA 2005/The Week in Chess 581 (25)}) 10...
cxd5 11. Bg5 Be6 12. Bxf6 Bxf6 13. e3 Nc6 14. Nd2 Rad8 15. Rfc1 Rd6 16. Nb3 $14
{1-0 Yuferov,S-Sygulski,B/Warsaw 1989/EXT 97 (32)}) (9. Rd1 Bf5 {Threatening
10...Qxb3 11.axb3 Bc2} (9... Qxb3 10. axb3 Bf5 11. Ne1 (11. cxd5 Bc2 12. Rd2
Bxb3 13. dxc6 Nxc6 14. Ra3 Be6 15. Ne5 Nd5 16. Nxd5 Bxd5 17. Bxd5 Rxd5 18. Nxc6
bxc6 19. e3 e5 20. dxe5 Rxd2 21. Bxd2 Bxe5 22. b4 Rd8 $11 {1/2-1/2 Lalic,
B-Hugentobler,P/Zuerich 1989/EXT 97 (29)}) 11... Na6 (11... Be6 $5) 12. Ra4 h6
13. Bf4 Ne4 14. cxd5 cxd5 15. f3 Nxc3 16. bxc3 g5 17. Bd2 e5 18. e3 $14 {
Portisch,L-Hort,V/Tilburg 1979/Inf 28}) 10. Qxb6 (10. Ne1 Be6 $1 11. c5 Qxb3
12. axb3 Nbd7 (12... Na6 $5 $11 {(Murey,Y)}) 13. b4 a6 14. h3 h6 $11 15. Ra3
Ne8 16. g4 Nc7 17. Be3 g5 18. f4 gxf4 19. Bxf4 Nb5 20. Nxb5 axb5 $11 {1/2-1/2
Anic,D-Nataf,I/Vichy 2000/CBM 079 (47)}) 10... axb6 11. cxd5 Nxd5 12. Nxd5 cxd5
(12... Rxd5 $5) 13. Bf4 Rc8 14. Ne5 e6 15. f3 Nc6 $6 (15... f6 $1 $11) 16. Nxc6
bxc6 17. Rd2 $14 {[%csl Rf5] 1-0 Jankovic,A-Muslic,E/Pula 2001/EXT 2002 (30)})
(9. h3 Bf5 (9... Qxb3 10. axb3 Na6 11. Be3 Ne4 12. Rfc1 Nxc3 $6 13. bxc3 $14 {
1/2-1/2 Lingnau,C-Schaefer,M/Germany 1994/GER-chT (43)}) (9... Be6 10. Ng5 Bf5
11. Qxb6 axb6 12. cxd5 Nxd5 13. e4 Nxc3 14. bxc3 Bd7 15. f4 Na6 16. g4 Nc7 17.
f5 Nb5 18. Bb2 Bh6 19. h4 f6 20. Nf3 gxf5 21. exf5 Nd6 22. Rfe1 Kf7 23. Bh3 Rg8
24. Kf2 Bf4 25. Ne5+ fxe5 26. dxe5 Nc4 27. e6+ Kf8 28. exd7 Nxb2 29. Re4 Bd6
30. Ke3 b5 31. Rb1 Nc4+ 32. Rxc4 bxc4 33. Rxb7 Kg7 34. Bg2 Kf6 35. g5+ Kxf5 36.
Bxc6 Rab8 37. Kd4 Kg4 38. a4 Kxh4 39. a5 Rxb7 40. Bxb7 Kxg5 41. a6 Bb8 42. Kxc4
Kf6 43. Kb5 e5 44. Kb6 Ke7 45. Bc8 Rg2 {0-1 (45) Aronian,L (2752)-Ivanchuk,V
(2729) Wijk aan Zee 2006 CBM 111 [Krasenkow,M]}) 10. cxd5 Qxb3 11. axb3 Nxd5
12. Bg5 Na6 13. e4 Nxc3 14. bxc3 Bxe4 15. Rfe1 Bxf3 16. Bxf3 f6 17. Bf4 e5 18.
dxe5 Nc5 $11 {1/2-1/2 Loginov,V-Balashov,Y/Elista 2001/CBM 083 (22)}) (9. Bf4
dxc4 10. Qxc4 Be6 11. Qd3 Na6 12. Qc2 Nb4 13. Qc1 {1/2-1/2 Greenfeld,A-Smirin,
I/Haifa 1993/EXT 2000} (13. Qa4 Nbd5 14. Qa3 Nxf4 15. gxf4 Bd5 16. e3 e6 17. b3
Ne4 $15 {[%csl Ra3] 1/2-1/2 Sargissian,G-Guseinov,G/Dubai UAE 2005/The Week in
Chess 545 (41)})) (9. Qxb6 axb6 10. cxd5 Nxd5 11. Nxd5 Rxd5 12. Rd1 (12. e3 Rd8
13. Bd2 c5 14. Bc3 Nc6 15. Ne5 Nxd4 16. exd4 cxd4 17. Bb4 Bxe5 18. Bxe7 Re8 19.
Bb4 Be6 20. Rfe1 Bf6 {1/2-1/2 Kavalek,L-Ogaard,L/Manila 1975/EXT 99}) 12... Rb5
$6 (12... Bf5 $5) 13. e4 Be6 14. a3 Bb3 15. Re1 Ra4 16. Bf1 Rba5 17. Bd2 Ra8
18. Bc3 $14 {0-1 Rogozenko,D-Donchev,D/Debrecen 1992/EU-chT (57)}) (9. Bd2 Be6
10. Na4 Qxb3 11. axb3 Na6 12. Rfc1 Ne4 13. Ba5 Rdc8 14. e3 g5 15. Nd2 Nxd2 16.
Bxd2 g4 17. Bf1 dxc4 18. bxc4 c5 19. Bg2 Rab8 20. d5 Bd7 21. Bc3 Bxa4 22. Rxa4
Rd8 23. h3 gxh3 24. Bxh3 Rd6 25. e4 Bxc3 26. Rxc3 Rb6 27. b3 e5 28. Rf3 Kg7 29.
Ra5 h6 30. Bd7 Rd6 31. Bb5 Nc7 32. Ba4 Na6 33. Rf5 f6 34. f4 exf4 35. gxf4 Kg6
36. b4 Nxb4 37. Bd1 Na6 38. Bh5+ Kh7 39. e5 Rb6 40. Rb5 Rg8+ 41. Kf2 Rxb5 42.
cxb5 Nc7 43. d6 Nxb5 44. Rxf6 Rd8 45. Rf7+ Kg8 46. Rxb7 a6 47. Rb6 c4 48. Rxa6
c3 49. Rc6 {1-0 (49) Rapport,R (2700)-Howell,D (2682) Caleta 2018 CBM 183
[Sumets,A]}) (9. Na4 Qxb3 10. axb3 Na6 11. Nc3 Be6 12. Ra4 Nd7 13. cxd5 Bxd5
14. Nxd5 cxd5 15. Bg5 Bf6 16. Bxf6 Nxf6 17. Rfa1 Rd6 18. e3 Rb6 19. R4a3 Rc8
20. Ne1 Ne4 21. Rd1 e6 22. Bf1 Rcc6 23. Bd3 Nb4 24. f3 Nd6 25. Rxa7 Nxd3 26.
Rxd3 Rc1 27. Kf2 Rb1 28. Ra2 Ra6 29. Rxa6 Rxb2+ 30. Kg1 bxa6 31. g4 Nb7 32. Rc3
Na5 33. Nd3 Rxb3 34. Rc8+ Kg7 35. Ne5 Nc4 36. Nxc4 dxc4 37. Kf2 c3 38. Ke2 a5
39. Kd3 Kf6 40. h4 h5 41. gxh5 gxh5 42. Rxc3 Rxc3+ 43. Kxc3 Ke7 44. Kc4 Kd6 45.
Kb5 Kd5 46. Kxa5 Kc4 47. Kb6 Kd3 48. Kc5 Kxe3 49. Kd6 Kxd4 50. Ke7 f5 51. Kf6
Ke3 52. Kg5 Kxf3 53. Kxh5 Kg3 54. Kg5 f4 55. h5 f3 56. h6 f2 57. h7 f1=Q 58.
h8=Q Qf5+ {0-1 (58) Ivanisevic,I (2643)-Volokitin,A (2624) Bled 2016 CBM 174
[Volokitin,A]}) 9... Qxb3 10. axb3 Nxd5 11. Bg5 {The position is equal.} Kf8 {
[#]} 12. Na4 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 12.
Rfc1 Be6 13. Bd2 h6 14. e3 Nd7 15. Ne1 Nxc3 16. Rxc3 g5 17. Nd3 Bf5 18. Nc5
Nxc5 19. Rxc5 Bg6 20. Bc3 e6 21. b4 a6 22. Rca5 {1/2-1/2 (22) Nielsen,P (2628)
-Radjabov,T (2670) Tripoli 2004 1/2-1/2 Nielsen,P-Radjabov,T/Tripoli 2004/CBM
102}) (12. Rfd1 {1/2-1/2 Greenfeld,A-Nataf,I/Albufeira Algarve 1999/EXT 2000})
12... Na6 13. Bd2 $1 Ndc7 14. e3 Be6 15. b4 Bd5 16. Nc5 Nxc5 17. bxc5 Nb5 18.
Ba5 Rd7 19. Rfd1 Ke8 20. g4 Rb8 21. Bb4 (21. Rac1 {seems wilder.} b6 22. Be1
bxc5 23. Rxc5 Nd6 24. b4) 21... e5 {Black is on the road to losing.} (21... f5
$11) 22. Nxe5 $16 Bxe5 23. dxe5 Bxg2 {[#]} 24. Rxd7 $1 {aiming for e6.} Kxd7
25. Kxg2 {[%mdl 4096] Endgame KRB-KRN} Ke6 26. f4 Rd8 27. Kf3 Rd3 (27... g5 $16
) 28. Ke4 $18 Rb3 (28... Rd8 $142 29. f5+ Ke7) 29. f5+ Ke7 30. Bc3 a6 31. Kd3
Nxc3 32. bxc3 {KR-KR} Rb2 33. h3 h5 $2 {[#]} (33... Rb5 34. Kd4 Kf8) 34. Ra4
hxg4 35. hxg4 Rb5 36. Kc4 a5 37. Kd4 Rb1 $2 (37... f6 38. exf6+ (38. fxg6 fxe5+
39. Kxe5 Rxc5+ 40. Kf4 Kf6 $11) 38... Kxf6) 38. Rxa5 Rg1 (38... f6 $142 39. Ra7
gxf5 40. gxf5 fxe5+ 41. Kxe5 Rb5) 39. f6+ Kd7 40. Ra7 Kc7 41. Ra8 {White mates.
} Rxg4+ 42. e4 Rg1 43. e6 {Weighted Error Value: White=0.01/Black=0.46} 1-0
