[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.05"]
[Round "5"]
[White "Arenas, David"]
[Black "Reyes Rios, Juan Camilo"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2446"]
[BlackElo "2015"]
[PlyCount "137"]
[EventDate "2013.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. Kh1 Nbd7 10. a4 b6 11. Be3 Bb7 12. f3 Rc8 13. Qd2 Qc7 14. Rfd1 Rfd8 15.
Qe1 d5 16. exd5 Bb4 17. Rd3 Qb8 18. Rad1 Qa8 19. Bg5 h6 20. Bh4 g5 21. Bg3 Bxd5
22. Bf1 e4 23. fxe4 Bxe4 24. R3d2 Re8 25. Qf2 Bc6 26. Qf5 Bxc3 27. bxc3 Be4 28.
Qh3 Ne5 29. Qxh6 Bg6 30. Bxe5 Rxe5 31. Rd6 Nd5 32. Nd4 Nf4 33. Nf3 Be4 34. Nxe5
Bxg2+ 35. Kg1 Nh3+ 36. Qxh3 Bxh3 37. Bxh3 Re8 38. Nc6 Qb7 39. Bg2 Qc7 40. Rd8
Rxd8 41. Rxd8+ Kg7 42. Rd4 Qc8 43. Rd3 Qg4 44. Nd4 Qf4 45. Rf3 Qc1+ 46. Kf2 Qa3
47. Rg3 Kf6 48. Bc6 Qd6 49. Be4 Qe5 50. Ke3 Kg7 51. Kd3 Kf8 52. c4 Qd6 53. Rxg5
Qa3+ 54. Kd2 Qxa4 55. Bd5 Qb4+ 56. Kd3 Qa3+ 57. Ke4 Qe7+ 58. Re5 Qh4+ 59. Kd3
Qxh2 60. Rf5 Qg3+ 61. Kd2 Qh2+ 62. Kc3 Qh3+ 63. Rf3 Qh6 64. Rxf7+ Ke8 65. Nf5
Qh3+ 66. Kb2 Kd8 67. Bc6 Qh8+ 68. Ka2 Kc8 69. Nd6+ 1-0

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.05"]
[Round "6"]
[White "Rodriguez, German Enrique"]
[Black "Arenas, David"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1970"]
[BlackElo "2446"]
[PlyCount "68"]
[EventDate "2013.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. b3 c5 7. Bb2 Nc6 8. O-O
a6 9. Nd5 e5 10. d3 Nxd5 11. cxd5 Ne7 12. Nd2 b5 13. a4 Bd7 14. f4 Nf5 15. Rf3
e4 16. dxe4 Bxb2 17. exf5 Bxf5 18. Ra2 Qf6 19. Rf1 Bd4+ 20. Kh1 Be3 21. Nf3
Rfe8 22. Nh4 Bd7 23. Bf3 bxa4 24. bxa4 Rab8 25. Qd3 a5 26. Ng2 Bf5 27. Qa6 Rb1
28. Nxe3 Rxe3 29. Rxb1 Bxb1 30. Rd2 Qc3 31. Rd1 Be4 32. Bxe4 Rxe4 33. Rb1 Kg7
34. Qb5 Rb4 0-1

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.04"]
[Round "4"]
[White "Marin, Sebastian"]
[Black "Arenas, David"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2340"]
[BlackElo "2446"]
[PlyCount "69"]
[EventDate "2013.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 b5 8. Qd2
Bb7 9. a4 b4 10. Nce2 e5 11. Qxb4 exd4 12. Qxb7 dxe3 13. Qxa8 Qb6 14. Nc3 Bg7
15. a5 Qc7 16. Bxa6 O-O 17. Bb5 Qc5 18. Qb7 Nh5 19. Ra3 Bd4 20. Qd5 Qa7 21. Ra4
Bc5 22. Ne2 Qe7 23. b4 Ba7 24. a6 Qh4+ 25. g3 Qh3 26. Qxd6 Qg2 27. Rf1 Qxh2 28.
Ra5 Nxa6 29. Bxa6 Bb8 30. Rxh5 Qxh5 31. Qc5 Qh2 32. f4 h5 33. Qxe3 h4 34. Qf3
Qh3 35. g4 1-0

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.03"]
[Round "1"]
[White "Arenas, David"]
[Black "Corredor, Fabian"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2446"]
[BlackElo "2057"]
[PlyCount "81"]
[EventDate "2013.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nf3 Bg4 5. Be2 Nc6 6. Be3 e6 7. Nbd2 O-O-O
8. c4 Qd7 9. a3 Bd6 10. h3 Bh5 11. O-O Rhe8 12. Re1 e5 13. d5 Nd4 14. Nxd4 exd4
15. Bxd4 Bxe2 16. Rxe2 Qf5 17. Nf3 Rxe2 18. Qxe2 Re8 19. Qd1 g5 20. Qa4 Re4 21.
Qc2 g4 22. hxg4 Nxg4 23. Re1 Rxe1+ 24. Nxe1 Qf4 25. Qd3 Ne5 26. Bxe5 Qxe5 27.
Qe3 Qxe3 28. fxe3 a5 29. Kf2 a4 30. Kf3 b5 31. Ke4 b4 32. axb4 Bxb4 33. Nd3 Bf8
34. Kd4 a3 35. bxa3 Bxa3 36. c5 f6 37. Kc4 c6 38. dxc6 Kc7 39. Kb3 Bxc5 40.
Nxc5 Kxc6 41. Kc4 1-0

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.03"]
[Round "2"]
[White "Guerrero Sierra, Juan Carlos"]
[Black "Arenas, David"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2193"]
[BlackElo "2446"]
[PlyCount "51"]
[EventDate "2013.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. Be2 Bg7 8. Qd2
Nbd7 9. a4 O-O 10. h3 Qc7 11. O-O Nb6 12. a5 Nc4 13. Bxc4 Qxc4 14. Ra4 Qc7 15.
Rfa1 Bd7 16. Rb4 Bc6 17. Nde2 e6 18. Bh6 Rfd8 19. Bxg7 Kxg7 20. Rd4 Rac8 21.
Qe3 e5 22. Rd3 d5 23. exd5 Nxd5 24. Nxd5 Rxd5 25. Rxd5 Bxd5 26. Ra3 1/2-1/2

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.05"]
[Round "5"]
[White "Arenas, David"]
[Black "Reyes Rios, Juan Camilo"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2446"]
[BlackElo "2015"]
[PlyCount "137"]
[EventDate "2013.11.03"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. Kh1 Nbd7 10. a4 b6 11. Be3 Bb7 12. f3 Rc8 13. Qd2 ({RR} 13. Rf2 Rc7 14.
Bf1 Qb8 15. Rd2 Bc8 16. Nc1 Bb7 17. N1a2 Qc8 18. Rb1 h6 19. Nb4 Nc5 20. Ra1 a5
21. Nbd5 Nxd5 22. Nxd5 Bxd5 23. Rxd5 f5 24. exf5 Qxf5 25. c3 Kh8 26. Bb5 Rb8
27. Qe2 Qf7 {Almasi,Z (2672)-Vajda,L (2564) Hungary 2003 1/2-1/2 (56)}) ({RR}
13. Rf2 Rc7 14. Bf1 Qa8 15. Rd2 Rfc8 16. Nc1 Rxc3 17. bxc3 d5 18. Na2 Nc5 {1/
2-1/2 (18) Azarov,S (2601)-Zilka,S (2479) Czechia 2011}) 13... Qc7 14. Rfd1
Rfd8 15. Qe1 d5 $146 ({RR} 15... Ra8 16. Rd2 Bc6 17. Qf1 Qb7 18. Rad1 Rdb8 19.
Bc4 h6 20. Qe2 Ne8 21. Nd5 Bd8 22. Nb4 Ndf6 23. Bxa6 Qc7 24. Nxc6 Qxc6 25. Bb5
Qb7 26. Nc1 Be7 27. Na2 Nc7 28. Nb4 Nxb5 29. axb5 Bf8 30. Qf2 {Zvara,P (2440)
-Talla,V (2430) Olomouc 2007 1-0 (31)}) ({RR} 15... Qb8 16. Qf1 Qa8 17. Rd2 Rc6
18. Nc1 Rdc8 19. N1a2 R6c7 20. Qf2 d5 21. exd5 Nxd5 22. Nxd5 Bxd5 23. Nc3 Be6
24. Rad1 Nc5 25. a5 bxa5 26. f4 Ne4 27. Nxe4 Qxe4 28. Bd3 Qb4 29. fxe5 Qxb2 30.
Bxa6 {Meribanov,V (2132)-Antipov,M (2208) Moscow 2009 0-1 (89)}) 16. exd5 Bb4
17. Rd3 Qb8 18. Rad1 Qa8 19. Bg5 h6 20. Bh4 g5 21. Bg3 Bxd5 22. Bf1 e4 23. fxe4
Bxe4 24. R3d2 Re8 25. Qf2 Bc6 26. Qf5 Bxc3 27. bxc3 Be4 28. Qh3 Ne5 29. Qxh6
Bg6 30. Bxe5 Rxe5 31. Rd6 Nd5 32. Nd4 Nf4 33. Nf3 Be4 34. Nxe5 Bxg2+ 35. Kg1
Nh3+ 36. Qxh3 Bxh3 37. Bxh3 Re8 38. Nc6 Qb7 39. Bg2 Qc7 40. Rd8 Rxd8 41. Rxd8+
Kg7 42. Rd4 Qc8 43. Rd3 Qg4 44. Nd4 Qf4 45. Rf3 Qc1+ 46. Kf2 Qa3 47. Rg3 Kf6
48. Bc6 Qd6 49. Be4 Qe5 50. Ke3 Kg7 51. Kd3 Kf8 52. c4 Qd6 53. Rxg5 Qa3+ 54.
Kd2 Qxa4 55. Bd5 Qb4+ 56. Kd3 Qa3+ 57. Ke4 Qe7+ 58. Re5 Qh4+ 59. Kd3 Qxh2 60.
Rf5 Qg3+ 61. Kd2 Qh2+ 62. Kc3 Qh3+ 63. Rf3 Qh6 64. Rxf7+ Ke8 65. Nf5 Qh3+ 66.
Kb2 Kd8 67. Bc6 Qh8+ 68. Ka2 Kc8 69. Nd6+ 1-0

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.05"]
[Round "6"]
[White "Rodriguez, German Enrique"]
[Black "Arenas, David"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1970"]
[BlackElo "2446"]
[PlyCount "68"]
[EventDate "2013.11.03"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. b3 c5 7. Bb2 Nc6 8. O-O
a6 9. Nd5 ({RR} 9. d4 cxd4 10. Nxd4 Nxd4 11. Qxd4 Rb8 12. Rfd1 Be6 13. Nd5 Bxd5
14. Bxd5 Ne8 15. Qd2 Bxb2 16. Qxb2 Qb6 17. Rd4 Nf6 18. Bf3 Rfc8 19. Rad1 Qd8
20. b4 Qf8 21. Qa3 e6 22. Qb3 Ne8 23. e3 b5 {Dizdar,G (2495)-Belotti,B (2405)
Amantea 1992 1/2-1/2}) 9... e5 ({RR} 9... Nxd5 10. Bxg7 Kxg7 11. cxd5 Nb4 12.
a3 Nxd5 13. Qc2 Rb8 14. Ng5 Nc7 15. Rac1 e6 16. h4 Nb5 17. e3 b6 18. a4 Nc7 19.
d4 Bb7 20. Bxb7 Rxb7 21. dxc5 dxc5 22. Rfd1 Qe7 23. Qc3+ f6 24. Nf3 {Asanakut,
E-Celik,B (1590) Antalya 2013 0-1 (49)}) 10. d3 $146 ({RR} 10. Nxf6+ Bxf6 11.
d3 Be6 12. h3 g5 13. Nd2 Bg7 14. f3 Qd7 15. Kh2 f5 16. e3 f4 17. exf4 gxf4 18.
Ne4 fxg3+ 19. Nxg3 Bh6 20. Bc1 Bf4 21. Bxf4 exf4 22. Ne4 Rf5 23. Qe1 Qe7 24.
Qc3 Nd4 {Emmanouilidis,M (999)-Efkarpidis,S (1695) Ikaros 2000 0-1}) 10... Nxd5
11. cxd5 Ne7 12. Nd2 b5 13. a4 Bd7 14. f4 Nf5 15. Rf3 e4 16. dxe4 Bxb2 17. exf5
Bxf5 18. Ra2 Qf6 19. Rf1 Bd4+ 20. Kh1 Be3 21. Nf3 Rfe8 22. Nh4 Bd7 23. Bf3 bxa4
24. bxa4 Rab8 25. Qd3 a5 26. Ng2 Bf5 27. Qa6 Rb1 28. Nxe3 Rxe3 29. Rxb1 Bxb1
30. Rd2 Qc3 31. Rd1 Be4 32. Bxe4 Rxe4 33. Rb1 Kg7 34. Qb5 Rb4 0-1

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.04"]
[Round "4"]
[White "Marin, Sebastian"]
[Black "Arenas, David"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2340"]
[BlackElo "2446"]
[PlyCount "69"]
[EventDate "2013.11.03"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 b5 8. Qd2
Bb7 9. a4 ({RR} 9. Be2 Nbd7 10. O-O b4 11. Nd5 Nxd5 12. exd5 Bxd5 13. a3 bxa3
14. Rxa3 Bb7 15. Rfa1 Qc8 16. Rc3 Qb8 17. Rb3 Qc8 18. Rc3 Qb8 19. Ra4 Bg7 20.
Rb4 Nc5 21. Nb3 O-O 22. Nxc5 dxc5 23. Rxc5 Rd8 {Gopal,G (2584)-Carlsson,P
(2476) Caleta 2010 1/2-1/2 (36)}) ({RR} 9. O-O-O h5 10. Kb1 Nbd7 11. Nde2 Rc8
12. Nf4 Nb6 13. e5 Nfd7 14. exd6 e6 15. Nxe6 fxe6 16. Bg5 {1-0 (16) Marin,S
(2336)-Villamil Garcez,N (1800) Cartago 2010}) 9... b4 10. Nce2 ({RR} 10. Na2
e5 11. Qxb4 Qc7 12. Nb3 d5 13. Qa5 Qxc2 14. Qb6 Nbd7 15. Qxb7 Rb8 16. Rc1 Qxc1+
17. Naxc1 Rxb7 18. Bxa6 Rb4 19. Bb5 dxe4 20. Bd2 exf3 21. Bxb4 fxg2 22. Rg1
Bxb4+ 23. Kf2 Ke7 24. Na2 Bd6 {Amdouni,Z (2264)-Boudriga,M (2217) Borj Sedria
2013 1/2-1/2 (59)}) 10... e5 11. Qxb4 $146 ({RR} 11. Nb3 Nc6 12. O-O-O Rc8 13.
Kb1 Qc7 14. c3 Na5 15. Nxa5 Qxa5 16. Bg5 Nxe4 {0-1 (16) Rudd,J (2357)-Baker,C
(2351) Coulsdon 2009}) 11... exd4 12. Qxb7 dxe3 13. Qxa8 Qb6 14. Nc3 Bg7 15. a5
Qc7 16. Bxa6 O-O 17. Bb5 Qc5 18. Qb7 Nh5 19. Ra3 Bd4 20. Qd5 Qa7 21. Ra4 Bc5
22. Ne2 Qe7 23. b4 Ba7 24. a6 Qh4+ 25. g3 Qh3 26. Qxd6 Qg2 27. Rf1 Qxh2 28. Ra5
Nxa6 29. Bxa6 Bb8 30. Rxh5 Qxh5 31. Qc5 Qh2 32. f4 h5 33. Qxe3 h4 34. Qf3 Qh3
35. g4 1-0

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.03"]
[Round "1"]
[White "Arenas, David"]
[Black "Corredor, Fabian"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2446"]
[BlackElo "2057"]
[PlyCount "81"]
[EventDate "2013.11.03"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nf3 Bg4 5. Be2 Nc6 6. Be3 e6 ({RR} 6... e5
7. Nc3 Bb4 8. O-O Bxc3 9. bxc3 e4 10. Nd2 Bxe2 11. Qxe2 O-O 12. Rfb1 a6 13. a4
Rfe8 14. Nb3 b6 15. c4 Qf5 16. a5 bxa5 17. Nc5 Rad8 18. c3 Rd6 19. Rb7 Nh5 20.
Rxc7 Rg6 21. g3 {Kolev,A (2568)-Damaso,R (2412) Skopje 2002 1-0 (31)}) 7. Nbd2
({RR} 7. h3 Bxf3 8. Bxf3 Qd7 9. O-O Be7 10. c3 O-O 11. Nd2 Nd5 12. Qb3 Nxe3 13.
fxe3 Rab8 14. Rad1 Bg5 15. Rfe1 Qe7 16. Ne4 Bh6 17. Nc5 Na5 18. Qa4 Nc6 19. b4
b5 20. Qc2 Rb6 21. a4 Nd8 {Hadraba,V (2247)-Vansteenkiste,L (1889) Teplice
2012 1-0 (52)}) 7... O-O-O 8. c4 Qd7 $146 ({RR} 8... Qf5 9. a3 g5 10. Qa4 Kb8
11. O-O Bxf3 12. Nxf3 Bd6 13. b4 Ne4 14. Bd3 g4 15. Nh4 Nc3 16. Qc2 Qf6 17.
Qxc3 Qxh4 18. g3 Qf6 19. b5 Ne5 20. dxe5 Bxe5 21. Qa5 b6 22. Qd2 Bxa1 23. Bg5 {
Fernandez Zon,M-De Dios Alija,R (2069) Cambados 2005 0-1}) ({RR} 8... Qa5 9.
O-O Qh5 10. h3 Bd6 11. c5 e5 12. hxg4 Nxg4 13. cxd6 Rxd6 14. Ne4 f5 15. Nxd6+
cxd6 16. d5 e4 17. dxc6 exf3 18. Qxd6 {1-0 (18) Vidal del Rio,M (2113)-Salgado
Gonzalez,J (1985) Cambados 2005}) 9. a3 Bd6 10. h3 Bh5 11. O-O Rhe8 12. Re1 e5
13. d5 Nd4 14. Nxd4 exd4 15. Bxd4 Bxe2 16. Rxe2 Qf5 17. Nf3 Rxe2 18. Qxe2 Re8
19. Qd1 g5 20. Qa4 Re4 21. Qc2 g4 22. hxg4 Nxg4 23. Re1 Rxe1+ 24. Nxe1 Qf4 25.
Qd3 Ne5 26. Bxe5 Qxe5 27. Qe3 Qxe3 28. fxe3 a5 29. Kf2 a4 30. Kf3 b5 31. Ke4 b4
32. axb4 Bxb4 33. Nd3 Bf8 34. Kd4 a3 35. bxa3 Bxa3 36. c5 f6 37. Kc4 c6 38.
dxc6 Kc7 39. Kb3 Bxc5 40. Nxc5 Kxc6 41. Kc4 1-0

[Event "Bogota Students-ch 22th"]
[Site "Bogota"]
[Date "2013.11.03"]
[Round "2"]
[White "Guerrero Sierra, Juan Carlos"]
[Black "Arenas, David"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2193"]
[BlackElo "2446"]
[PlyCount "51"]
[EventDate "2013.11.03"]
[EventRounds "6"]
[EventCountry "COL"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. Be2 Bg7 8. Qd2
Nbd7 9. a4 $146 ({RR} 9. O-O-O b5 10. Bh6 Bxh6 11. Qxh6 Bb7 12. Bf3 Ne5 13.
Rhe1 Qa5 14. Re2 O-O-O 15. Kb1 e6 16. a3 Nfd7 17. Qc1 Nc4 18. Na2 Kb8 19. g3
Rc8 20. Bh1 Rc7 21. Nb3 Qb6 22. Nd2 {1/2-1/2 (22) Bykhovsky,A-Padevsky,N
Moscow 1962}) ({RR} 9. Bh6 Bxh6 10. Qxh6 b5 11. O-O Bb7 12. Rfe1 Qb6 13. Rad1
e5 14. Nb3 Rc8 15. Nd2 Ke7 16. a3 Nc5 17. Bf3 Na4 18. Nxa4 bxa4 19. c3 a5 20.
Nf1 Ba8 21. Rd2 Qc5 22. Red1 Bxe4 23. Bxe4 {1-0 (23) Yu,Y (2688)-Gunnarsson,J
(2413) Reykjavik 2013}) ({RR} 9. O-O-O b5 10. a3 Bb7 11. f3 Rc8 12. g4 h6 13.
h4 h5 14. gxh5 Nxh5 15. Rdg1 Nc5 16. Kb1 d5 17. exd5 Bxd5 18. Ndxb5 Bxf3 19.
Qxd8+ Kxd8 20. Bxf3 axb5 21. Nxb5 Na4 22. Rd1+ Ke8 23. Na7 Nc3+ {Csordas,D
(1739)-Kovacs,B (1752) Hunary 2013 1-0}) ({RR} 9. Bh6 Bxh6 10. Qxh6 b5 11.
O-O-O Bb7 12. Rhe1 Qc7 13. Nd5 Nxd5 14. exd5 Bxd5 15. Qg7 Rf8 16. Bxb5 e6 17.
Bc6 Bxc6 18. Nxe6 fxe6 19. Rxe6+ Kd8 20. Rdxd6 Qxd6 21. Rxd6 Kc7 22. Rd2 Rae8
23. b3 Re1+ {Averbakh,Y-Aronin,L Moscow 1963 1-0 (38)}) 9... O-O 10. h3 Qc7 11.
O-O Nb6 12. a5 Nc4 13. Bxc4 Qxc4 14. Ra4 Qc7 15. Rfa1 Bd7 16. Rb4 Bc6 17. Nde2
e6 18. Bh6 Rfd8 19. Bxg7 Kxg7 20. Rd4 Rac8 21. Qe3 e5 22. Rd3 d5 23. exd5 Nxd5
24. Nxd5 Rxd5 25. Rxd5 Bxd5 26. Ra3 1/2-1/2