[Event "EICC 2021"]
[Site "Reykjavik"]
[Date "2021.08.27"]
[Round "2.24"]
[White "Petenyi, Tamas"]
[Black "Gretarsson, Hjorvar Steinn"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2463"]
[BlackElo "2603"]
[PlyCount "158"]
[EventDate "2021.08.26"]
[EventType "swiss"]
[EventCountry "ISL"]
[Tiebreak "Cut1 Buchholz"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 12,158,12,19,6,6,12,17,35,33,44,26,64,36,25,15,34,20,23,11,93,81,112,
110,127,129,123,120,400,120,110,103,109,45,61,51,110,89,100,104,95,105,84,73,
194,183,197,158,185,94,97,97,87,60,115,84,90,49,110,16,19,18,12,12,25,27,63,12,
52,25,110,110,194,152,152,50,136,72,82,58,81,52,47,0,10,0,0,0,0,0,0,0,0,-8,-13,
-199,-24,-24,-7,-8,0,0,0,-6,-8,-8,-8,-62,-62,-436,0,0,0,-8,-8,-19,-19,-27,0,
-15,0,0,0,-65,-14,-412,-412,-509,-509,-392,-293,-2062,-29960,-29955,-29960,
-29959,-29961,-29956,-29956,-29977,-29978,-29977,-29956,-29982,-29983,-29983,
-29982,-29982,-29983]} 1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. d4 cxd4 6.
Nxd4 Nxd4 {The main line 6...Nxd4 scores better than 6...a6.} 7. Qxd4 a6 {
B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 8. Bd3 Nc6 9. Qe3 {[%csl
Gc2,Gd3,Ge4,Gf3,Gg2][%CAl Ge4d5,Gc6b7,Gc6b5,Gd5c4,Gd3b5,Gc3d5,Gc3b5]} b5 $5 {
[%mdl 4] [#] The position is equal. A promising side line.} (9... Qc7 10. f4 (
10. O-O b5 (10... Be7 11. Qg3 Qxg3 12. hxg3 b5 13. Bf4 d6 14. Rfd1 O-O 15. Ne2
Bb7 16. c3 Rfd8 17. Rac1 Rac8 18. f3 Ne5 19. Bxe5 dxe5 20. Bc2 h5 21. Rxd8+
Rxd8 22. Rd1 Bc5+ 23. Kf1 Rxd1+ 24. Bxd1 Be3 25. Bc2 Bc6 26. Bd3 Kf8 27. Ke1 g6
28. Kd1 Ke7 29. Kc2 f5 30. b4 Kf6 31. a4 bxa4 32. Kb2 g5 33. g4 hxg4 34. fxg4
Bb5 35. Bxb5 axb5 36. Ka3 fxe4 37. c4 bxc4 38. Nc3 Bc1+ 39. Kxa4 e3 40. Kb5 Bd2
41. Kxc4 {1/2-1/2 (41) Dawson,C (2275)-MacFarlane,D (2360) Oakham 1986}) 11.
Qh3 (11. Qg5 b4 12. Bf4 d6 13. Nd1 Bb7 14. Rc1 h5 15. Be3 Qe7 16. Qf4 h4 17. c3
h3 18. g4 Ne5 19. Bc2 Bc6 20. f3 Bb5 21. Rf2 bxc3 22. Nxc3 g5 23. Qg3 Bg7 24.
Nxb5 axb5 25. b3 Ng6 26. Kh1 Nf4 27. Qg1 O-O 28. a4 Ng2 29. Bb6 Rfb8 30. Rff1
Ra6 31. Bd4 Nf4 32. Bd1 Be5 33. Be3 bxa4 34. bxa4 Qb7 35. Rc4 Qa8 36. Bxf4 Bxf4
37. Qd4 Rc6 38. Rc2 Rxc2 39. Bxc2 Qa5 40. Rd1 e5 41. Qc4 Rb2 42. Qc8+ Kg7 43.
Kg1 Qb4 44. Kf1 Qa3 45. Rd3 Qa2 {0-1 (45) Brichacek,M (2048)-Kratochvil,V
(2222) ICCF email 2004}) 11... Bb7 12. f4 Bc5+ 13. Kh1 O-O-O 14. f5 Rde8 15.
Bf4 d6 16. Rad1 Nd4 17. b4 Ba7 18. Bd2 Kb8 19. fxe6 fxe6 20. a4 bxa4 21. Nxa4
h6 22. c3 Nc6 23. b5 Ne5 24. b6 Bxb6 25. Rb1 Nxd3 26. Nxb6 Nc5 27. e5 Rhf8 28.
Rxf8 Rxf8 29. Be3 Rf5 30. exd6 Qxd6 31. Bd4 Ne4 32. Qxf5 exf5 33. Be5 Qxe5 34.
Nd7+ Ka7 35. Nxe5 Nxc3 36. Rc1 Nd5 37. Rc5 h5 38. Kg1 g5 39. Nc4 Ba8 40. Kf2 h4
41. Rc8 Nf4 42. g3 Nh3+ 43. Ke3 hxg3 44. hxg3 f4+ 45. gxf4 gxf4+ 46. Kd4 f3 47.
Rc7+ Kb8 48. Rf7 Ng5 49. Rf6 Ka7 50. Ke3 Bd5 51. Nd2 Ne6 52. Nxf3 Bxf3 53. Rxe6
Bd5 54. Rd6 Bc4 55. Kd4 Bb5 56. Kc5 Kb7 57. Rg6 Kc7 58. Rg7+ Kd8 59. Kd6 Kc8
60. Rg8+ Kb7 61. Rf8 Bc4 62. Rf2 Bb5 63. Rf7+ {1/2-1/2 (63) Maier,C (2387)
-Bugajski,R (2218) Warsaw 2005}) (10. Qg5 Qe5 11. Qg4 f5 12. Qg3 Bb4 13. Bd2
fxe4 14. Nxe4 Bxd2+ 15. Kxd2 O-O 16. Ng5 h6 17. Nf3 Qxg3 18. hxg3 Nb4 19. Rh4
a5 20. Bb5 Rf5 21. a4 b6 22. Rd4 d5 23. g4 Rf8 24. Re1 g5 25. Re2 Rf6 26. Ne5
Ra7 27. g3 Rc7 28. c3 Na6 29. b4 Nb8 30. f4 Ba6 31. bxa5 bxa5 32. c4 gxf4 33.
gxf4 dxc4 34. Kc3 Bb7 35. Rd8+ Rf8 36. Rxf8+ Kxf8 37. Rd2 Bd5 38. Nxc4 Nc6 39.
Ne3 Nb4+ 40. Kd4 Bb3 41. Rh2 Kg7 42. f5 Nc2+ 43. Nxc2 Rxc2 44. Rh3 Ba2 45. Bd3
Rg2 46. Ke5 Rxg4 47. fxe6 Rg5+ 48. Kd6 Rd5+ 49. Ke7 Bb3 50. Rf3 Bxa4 51. Rf7+
Kh8 52. Bf5 Kg8 53. Kf6 Be8 54. Rg7+ Kh8 55. Re7 Rd8 {1-0 (55) Khechumyan,G
(2350)-Mika,J (2260) Hungary 2002}) 10... Be7 11. Qh3 b5 12. O-O Bb7 13. Be3
Na5 14. Rad1 Nc4 15. Bc1 Bc5+ 16. Kh1 Bd4 17. Be2 Ba7 18. a3 Rc8 19. Rd3 Nd6
20. Bf3 f5 21. Rfd1 Nxe4 22. Nxe4 Bxe4 23. Bh5+ Kf8 24. Rxd7 {1-0 (24) Quesada
Perez,Y (2572)-Hambleton,A (2492) Saint Louis 2019}) (9... g6 10. O-O Bg7 11.
Qh3 h5 12. f4 d6 13. Be3 d5 14. Bf2 d4 15. Ne2 g5 16. Rad1 Bd7 17. e5 gxf4 18.
Bh4 Qb6 19. Nxf4 Nxe5 20. Qg3 Ng4 21. Nxh5 Rxh5 22. Qxg4 Qc5 23. Bg6 Rxh4 24.
Bxf7+ Kd8 25. Qxh4+ Kc7 26. Qh5 Qd6 27. Qg5 Rh8 28. Qxg7 Qxh2+ 29. Kf2 Qf4+ 30.
Kg1 Qh2+ 31. Kf2 Qf4+ {1/2-1/2 (31) Moussard,J (2566)-Vetoshko,V (2525)
Barcelona 2018}) (9... d6 10. O-O b5 11. f4 Be7 12. a4 b4 13. Ne2 O-O 14. b3
Bf6 15. e5 dxe5 16. Qe4 g6 17. Qxc6 Bd7 18. Qe4 exf4 19. Bxf4 Bxa1 20. Rxa1 Re8
21. Qxb4 e5 22. Be3 Be6 23. Bb6 Qg5 24. Nc3 f5 25. Bc4 Kg7 26. Rd1 Bxc4 27.
Qxc4 Re7 28. Nd5 Rf7 29. Nc7 Qh5 30. Re1 Rb8 31. Ne6+ Kh6 32. Be3+ f4 33. Nxf4
Qf5 34. Ne6+ Kh5 35. h3 {1-0 (35) Martens,M (2404)-Middelburg,T (2419)
Netherlands 2007}) (9... Be7 10. O-O (10. Qg3 O-O 11. h4 Kh8 (11... b5 12. Bf4
Bb7 13. h5 f6 14. Bc7 Qc8 15. h6 g6 16. Bd6 Bxd6 17. Qxd6 Ne5 18. Be2 Qb8 19.
Qd4 Bc6 20. a3 Qa7 21. O-O-O Qxd4 22. Rxd4 Nf7 23. f3 Rfb8 24. b3 Kf8 25. Kb2
Ke7 26. Nd1 f5 27. exf5 gxf5 28. Ne3 Rg8 29. g4 fxg4 30. Nxg4 e5 31. Rdd1 Rxg4
32. fxg4 Bxh1 33. Rxh1 {1/2-1/2 (33) Schmid,W (2235)-Traut,W (2354) GER email
2016}) (11... d5 12. Bh6 Bf6 13. exd5 exd5 14. O-O Ne5 15. Bg5 Bxg5 16. hxg5
Nxd3 17. cxd3 Bf5 18. d4 Be6 19. f4 Qb6 20. f5 Bd7 21. Rad1 Bc6 22. f6 Qxb2 23.
fxg7 Kxg7 24. Rd3 Qc2 25. Rdf3 Kg8 26. Qh4 Qg6 27. Rh3 Qg7 28. Rf6 Bd7 29. Rh1
Rfc8 30. Nxd5 Rc1+ 31. Rf1 Rxf1+ 32. Kxf1 Kh8 33. Nf6 Bf5 34. d5 Rc8 35. Kg1
Rc1+ 36. Kh2 Rxh1+ 37. Kxh1 Qf8 38. Qf4 Qc8 39. Nh5 {1-0 (39) Kavc,A (2224)
-Malbasic,L (1874) ICCF email 2017}) 12. Bf4 d6 13. O-O-O Qc7 14. Kb1 b5 15. h5
h6 16. Qe3 Bf6 17. e5 Bxe5 18. Bxh6 f5 19. Bg5 Bxc3 20. bxc3 e5 21. g4 Ne7 22.
Bxe7 Qxe7 23. g5 Bb7 24. f3 d5 25. g6 d4 26. Qc1 dxc3 27. a3 Bxf3 28. h6 Bxh1
29. Rxh1 Kg8 30. hxg7 Qxg7 31. Qg5 Qf6 32. Qh5 Ra7 33. Bxf5 Rd8 34. Be6+ {
1-0 (34) Lovakovic,F (2387)-Peli,G (2252) ICCF email 2016}) 10... O-O 11. e5 (
11. Qh3 Nb4 12. Rd1 Qc7 13. a3 Nxd3 14. Rxd3 b5 15. Qh5 g6 16. Qh6 f6 17. Bf4
d6 18. Rad1 Rd8 19. Bg3 Bb7 20. Qd2 e5 21. Nd5 Bxd5 22. Rxd5 Rac8 23. c3 Qb6
24. Rd3 Rc4 25. Re3 Qb7 26. Qd3 Rdc8 27. Re2 a5 28. f3 Kg7 29. Be1 Qd7 30. Qd5
R4c5 31. Qd3 a4 32. Bf2 Rc4 33. Qd5 R8c7 34. Bb6 Rb7 35. Ba5 Rc6 36. Red2 Rb8
37. Bb4 Rbb6 38. Qa2 Bf8 39. Rd5 Rc8 40. Qb1 Be7 41. Qd3 Rcc6 42. Kh1 Qe8 43.
Rxb5 Rxc3 44. Rxb6 Rxd3 45. Rxd3 Kh6 46. h3 Qd8 47. Rc6 Qd7 48. Rdc3 f5 49. Rc7
Qe6 50. Rd3 Qa2 51. Rd1 Qb3 52. Rd2 Bg5 53. Rxd6 Qxb2 54. Rd1 Bf4 55. h4 Kh5
56. Rxh7+ Bh6 57. Bf8 Kxh4 58. Rxh6+ Kg5 59. Rh7 fxe4 60. fxe4 {1-0 (60) Nagy,
E (2325)-Horvath,T (2425) Balatonbereny 1995}) 11... d5 12. exd6 Qxd6 13. Qh3
f5 14. Rd1 Qc7 15. Be3 Nb4 16. Na4 Nxd3 17. cxd3 Bd7 18. Nb6 Rad8 19. Nc4 Qb8
20. Bb6 Rc8 21. Qe3 Bd6 22. g3 f4 23. Qd4 Rc6 24. Na5 fxg3 25. hxg3 Bxg3 26.
Nxc6 Bxc6 27. Qg4 Bh2+ 28. Kf1 Rf6 29. Rdc1 Rg6 30. Qc4 Qe5 31. f3 Qf5 32. Ke1
Rg2 33. Bf2 Bf4 34. Rc2 Rh2 35. Qd4 Rh1+ 36. Bg1 Bg3+ 37. Kd2 Bf4+ 38. Ke1 Qg5
39. Kf1 Be3 40. Rg2 Qxg2+ 41. Kxg2 Bxf3+ 42. Kxf3 Bxd4 43. Rc1 Rxg1 44. Rc8+
Kf7 45. Rc7+ Kf6 46. Rxb7 h5 {0-1 (46) Vlassov,N (2393)-Kaiyrbekov,R (2329)
Aktogay 2019}) 10. Qg3 $146 ({Predecessor:} 10. O-O Bb7 11. b3 Nb4 12. Bb2 Be7
13. Qg3 Nxd3 14. cxd3 Rg8 15. Rac1 Rc8 16. f4 {0-1 (32) Godoy Olazabal,A (2154)
-Radoszta,A (1994) Buenos Aires 2015} b4 17. Ne2 Qa5 18. Rxc8+ Bxc8 19. Nc1 Qc7
20. Qh3 h6 21. f5 e5 22. Qg3 f6 23. h4 Bb7 24. d4 Qb6 25. Kh1 exd4 26. Qg6+ Kf8
27. Nd3 Qb5 28. Rd1 Bxe4 29. Nf4 Qxf5 30. Qg3 g5 31. Nh3 gxh4 32. Qb8+ Kf7 {
0-1 (32) Godoy Olazabal,A (2154)-Radoszta,A (1994) Buenos Aires 2015}) 10... d6
11. O-O b4 12. Nd1 h5 13. h3 h4 14. Qe3 Be7 15. b3 g5 (15... Bb7 $11) 16. Bb2
Bf6 17. f4 Ra7 18. Bxf6 Qxf6 19. e5 gxf4 $2 {[%mdl 8192] [#]} (19... Qg7 $16)
20. Qb6 $2 (20. exf6 fxe3 21. Nxe3 Kd7 $14) (20. Qxa7 $3 $18 {[%mdl 512] is
the precise move to win.} Qxe5 21. Qc7) 20... Nxe5 $16 {And now ...Rb7 would
win.} 21. Qxa7 Nxd3 {[#]} 22. Qc7 $1 {[%mdl 512]} Qd4+ (22... Qxa1 $2 23. Qxc8+
Ke7 24. Qc7+ Kf6 25. Qxd6 $18) (22... O-O 23. cxd3) 23. Kh1 Qc5 24. Qxc5 Nxc5
25. Rxf4 a5 26. a3 e5 27. Rc4 (27. axb4 $6 exf4 28. bxc5 Bb7 $11) 27... bxa3 (
27... Be6 $16) 28. Rxa3 $18 Be6 29. Rc3 Ne4 30. Re3 ({Weaker is} 30. Rxa5 Nxc3
31. Nxc3 O-O $15) (30. Rc7 $1 $18) 30... f5 $16 31. Rxa5 Ke7 32. Kg1 Rg8 (32...
Rc8 $14) 33. Nf2 Ng3 34. c4 Rb8 (34... e4 $14) 35. c5 (35. Ra7+ $16 Kf6 36. Ra6
) 35... e4 $11 36. Ra7+ Kf6 $1 37. cxd6 Bxb3 38. Re1 Be6 39. Ra6 (39. Rh7 $14)
39... Rd8 40. Rb6 Bc4 (40... Rd7 $11 {remains equal.}) 41. Nd1 $16 Rd7 (41...
Ne2+ $16 {might work better.} 42. Kh2 (42. Kf2 Nf4 $14) 42... Nf4) 42. Ne3 Be6
43. Nc2 (43. Kf2 $16) 43... f4 (43... Ke5 $14) 44. Nd4 ({Better is} 44. Ra1)
44... Bd5 45. Nb5 Ke5 46. Nc3 Bc4 47. Rb4 Bd3 48. Nd1 Rxd6 49. Nf2 e3 50. Ng4+
Kf5 51. Ra1 Be2 (51... Be4 {feels hotter.} 52. Ra5+ Kg6 53. Ne5+ Kf6 54. Rb6
Rxb6 55. Nd7+ Ke6) 52. Nh6+ Kg6 ({Don't go for} 52... Rxh6 $2 53. Ra5+ Bb5 54.
Raxb5+ Kf6 55. Ra5 $18) 53. Ng8 {[#]} (53. Ng4 $11) 53... Bd3 $2 (53... Ba6 $1
$19 {Hoping for ...Kf7.} 54. Rba4 Bb5) 54. Ne7+ $11 Kf7 55. Nc8 Ne2+ (55... Rc6
{keeps more tension.} 56. Rxf4+ Ke6 57. Re1 Ke5 58. Rf8 Be4) 56. Kh2 $1 Rc6 (
56... Rd8 {seems wilder.} 57. Ra7+ Ke6 58. Rb6+ Ke5 59. Ne7 Nd4) 57. Nb6 Ke6
58. Na4 Bf5 59. Re1 (59. Nb2 $11) 59... Rc2 $15 {White must now prevent ...Ke5.
} 60. Nc5+ $2 {[%mdl 8192]} Rxc5 $2 (60... Ke5 $19 {Strongly threatening ...
Nd4.} 61. Nb3 Be4 62. Rb5+ Bd5) 61. Rxe2 $19 {[%mdl 4096] Endgame KRR-KRB} Ke5
62. Rb8 Be4 63. Rd8 Bd5 {Threatens to win with ...Rc1.} 64. Rb2 Bc6 65. Rh8 Kd4
66. Rxh4 Kc3 67. Rf2 Rc4 (67... f3 $15 68. gxf3 exf2) 68. Rf1 $2 {[%mdl 8192]}
(68. Ra2 $11 {and White stays safe.}) 68... e2 69. Rc1+ {[#]} Kd3 $1 70. Ra1
Kd2 71. Rh6 $2 (71. Rg4) 71... e1=Q 72. Rd6+ {Black mates.} Ke2 73. Re6+ Be4
74. Rxe1+ Kxe1 {KRB-KR} 75. h4 Kf2 76. Rb6 Rc2 77. h5 Bxg2 78. h6 Be4 79. Kh3
f3 {What a fight! Weighted Error Value: White=0.42/Black=0.36} 0-1
