[Event "SVK-chT 2425"]
[Site "Slovakia"]
[Date "2025.01.19"]
[Round "4.5"]
[White "Bochnickova, Andrea"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2051"]
[BlackElo "2218"]
[PlyCount "150"]
[EventDate "2024.11.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]
[WhiteTeam "Bratislava KSN"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Qe7 8. Be3 Nf6 9. h3 0-0 10. a4 Nd7 11. a5 Rd8 12. Nbd2 Nf8 13. Nc4 f6 14. Qe2 Be6 15. Nfd2 Bf7 16. Nb3 Ne6 17. c3 Bf8 18. g3 Qc7 19. Red1 b5 20. axb6 axb6 21. Rxa8 Rxa8 22. d4 b5 23. Ncd2 cxd4 24. cxd4 exd4 25. Nxd4 Rd8 26. N2f3 Nxd4 27. Bxd4 Qd7 28. Rc1 Bc4 29. Qe3 Qxh3 30. b3 Bf7 31. Bxf6 Ra8 32. Ng5 Qd7 33. Nxf7 Kxf7 34. Bb2 Bg7 35. Bxg7 Kxg7 36. Qc3+ Kf7 37. Qxc6 Qxc6 38. Rxc6 Ra1+ 39. Kg2 Rb1 40. Rc7+ Kf6 41. Rxh7 Rxb3 42. f4 g5 43. Rh6+ Kg7 44. Rb6 b4 45. f5 Re3 46. Rg6+ Kf7 47. Rxg5 b3 48. Rg6 Rxe4 49. Rb6 b2 50. Rxb2 Kf6 51. Rf2 Ra4 52. Kh3 Rb4 53. g4 Rb8 54. Kh4 Rh8+ 55. Kg3 Ra8 56. Rf3 Rb8 57. Re3 Kg5 58. Rf3 Kf6 59. Rf4 Ra8 60. Re4 Kg5 61. Kf3 Ra3+ 62. Re3 Ra4 63. Re4 Ra3+ 64. Kf2 Rb3 65. Ra4 Rc3 66. Rd4 Ra3 67. Ke2 Rg3 68. Kf2 Ra3 69. Re4 Rb3 70. Re3 Rb2+ 71. Kf3 Rb4 72. Re6 Rf4+ 73. Ke3 Rxg4 74. Rg6+ Kxf5 75. Rxg4 Kxg4 1/2-1/2

[Event "SVK-chT 2425"]
[Site "Slovakia"]
[Date "2025.01.18"]
[Round "3.4"]
[White "Zetocha, Claudiu Andrei"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2294"]
[BlackElo "2218"]
[PlyCount "109"]
[EventDate "2024.11.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]
[WhiteTeam "Bratislava Slovan"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 a6 5. b3 b6 6. 0-0 Nbd7 7. Bb2 Bb7 8. d3 Bd6 9. Nbd2 0-0 10. Qc2 Re8 11. Rfe1 Rc8 12. cxd5 exd5 13. Bh3 Ra8 14. e4 dxe4 15. dxe4 Ne5 16. Bxe5 Bxe5 17. Rad1 Qe7 18. Bg2 Rad8 19. Rc1 c5 20. Nc4 Bc7 21. e5 Nd7 22. Nd6 Bxd6 23. exd6 Qf6 24. Ng5 Qxg5 25. Bxb7 Nf6 26. Qd3 Qg6 27. Qxa6 Rxd6 28. Rxe8+ Nxe8 29. Qa8 Qe6 30. Kf1 Kf8 31. Re1 Qd7 32. Ba6 Qd8 33. Qb7 Qd7 34. Qb8 Qd8 35. Qb7 Qd7 36. Qxd7 Rxd7 37. Bb5 Rd8 38. Bxe8 Rxe8 39. Rd1 Re6 40. Rd7 h5 41. Rb7 g6 42. f4 Kg7 43. Kf2 Kf6 44. a4 Kg7 45. Kf3 Kf6 46. g4 hxg4+ 47. Kxg4 Rd6 48. h4 Kg7 49. h5 gxh5+ 50. Kxh5 c4 51. bxc4 Rc6 52. Kg5 Rxc4 53. Rxb6 Rxa4 54. f5 Ra1 55. Rc6 1/2-1/2

[Event "CZE-chT1W 2425"]
[Site "Czech Republic"]
[Date "2025.01.05"]
[Round "5.7"]
[White "Istona, Martin"]
[Black "Dudek, Vojtech"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2223"]
[BlackElo "2121"]
[PlyCount "73"]
[EventDate "2024.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Vlasim Spartak"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. h3 Bd7 11. Re1 Rfe8 12. Qd3 Rac8 13. f4 Nb4 14. Qf1 Na6 15. Qf3 e5 16. Nde2 Nc5 17. fxe5 dxe5 18. Bg5 Qb6 19. Kh1 Nxb3 20. axb3 a6 21. Rf1 Bb5 22. Nxb5 axb5 23. Bxf6 Bxf6 24. Qxf6 Qxf6 25. Rxf6 Rxc2 26. Nc3 Rd8 27. Rd1 Rxd1+ 28. Nxd1 Re2 29. Nc3 Rxb2 30. Nxb5 Rxb3 31. Nd6 Rb6 32. Kh2 Rc6 33. Ne8 Rc8 34. Nd6 Rc6 35. Ne8 Rc8 36. Nd6 Rc6 37. Ne8 1/2-1/2

[Event "SVK-chT 2425"]
[Site "Slovakia"]
[Date "2024.11.24"]
[Round "2.5"]
[White "Jurcik, Marian"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2408"]
[BlackElo "2223"]
[PlyCount "63"]
[EventDate "2024.11.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CB48_2024"]
[SourceDate "2024.11.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.28"]
[SourceQuality "1"]
[WhiteTeam "Cadca Caissa"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. a4 Nf6 7. h3 Nd7 8. Nbd2 e5 9. Nc4 Qe7 10. 0-0 0-0 11. Bg5 f6 12. Be3 Rd8 13. Nfd2 Nf8 14. f4 exf4 15. Bxf4 f5 16. Bg3 Be6 17. exf5 Bxf5 18. Qf3 Rd7 19. Rae1 Qd8 20. Ne4 Ne6 21. Ned6 Nd4 22. Qf2 b5 23. Re8+ Qxe8 24. Nxe8 Rxe8 25. Ne3 Rde7 26. Bf4 Be6 27. c3 Rf7 28. cxd4 Bxd4 29. Qg3 Ref8 30. Kh2 Bxe3 31. Qxe3 Bd5 32. Rf2 1-0

[Event "SVK-chT 2425"]
[Site "Slovakia"]
[Date "2024.11.23"]
[Round "1.5"]
[White "Istona, Martin"]
[Black "Zambor, Norbert"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2223"]
[BlackElo "2227"]
[PlyCount "13"]
[EventDate "2024.11.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CB48_2024"]
[SourceDate "2024.11.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.28"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Dunajov/Martin"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e5 Ng4 5. Qe2 d6 6. exd6 e6 7. Qc4 1/2-1/2

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2024.05.05"]
[Round "11.5"]
[White "Jurcik, Martin"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2367"]
[BlackElo "2207"]
[PlyCount "41"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]
[WhiteTeam "Cadca Caissa"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a5 9. 0-0 a4 10. Nxa4 Nxe4 11. c4 d6 12. Nb5 Ra6 13. Qe2 Nf6 14. Rfd1 Na5 15. Bc2 Bd7 16. Rac1 Nc6 17. b3 d5 18. Bb1 dxc4 19. Qxc4 Ne5 20. Qe2 Qb8 21. Nc7 1/2-1/2

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2024.05.04"]
[Round "10.5"]
[White "Istona, Martin"]
[Black "Kusa, Jakub"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2207"]
[BlackElo "2350"]
[PlyCount "119"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Dubnica nad Vahom"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nd2 d6 7. b3 Be7 8. Bb2 0-0 9. Bd3 Nd7 10. 0-0 Bf6 11. Bxf6 Qxf6 12. Qf3 Qxf3 13. Nxf3 Nc5 14. Rfe1 a5 15. Nd4 Bd7 16. Bf1 Rfe8 17. f3 Ne6 18. Nf5 a4 19. Ne3 Reb8 20. Bc4 Kf8 21. Kf2 Ra5 22. Rad1 axb3 23. axb3 Ra2 24. Ra1 Rba8 25. Rxa2 Rxa2 26. Re2 Nf4 27. Rd2 Be6 28. g3 Bxc4 29. Nxc4 Ne6 30. Ke3 Ke7 31. f4 Nc5 32. Kd4 Ra1 33. Re2 Rd1+ 34. Kc3 g6 35. Nb2 Rg1 36. Nd3 Ne6 37. Ne1 h5 38. Kd3 Rf1 39. Ke3 c5 40. Nf3 Ra1 41. Kd3 Nd8 42. Rd2 Nc6 43. Ke3 Rc1 44. Ke2 f6 45. Kf2 Nb4 46. Ne1 Ke6 47. Ke2 f5 48. exf5+ Kxf5 49. Kf2 d5 50. Re2 c6 51. Kf3 c4 52. bxc4 dxc4 53. Ng2 Rf1+ 54. Ke3 Nd5+ 55. Kd4 c3 56. Ne3+ Nxe3 57. Rxe3 Rf2 58. Rxc3 Rxh2 59. Rxc6 Rg2 60. Rc5+ 1/2-1/2

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2024.05.03"]
[Round "9.4"]
[White "Istona, Martin"]
[Black "Plat, Vojtech"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2207"]
[BlackElo "2516"]
[PlyCount "150"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Modra"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 dxe4 6. Nxe4 Bf5 7. Ng3 Be6 8. c3 Nf6 9. Bd3 Bd5 10. 0-0 0-0 11. Re1 Nbd7 12. Bg5 Re8 13. Ne4 Qb6 14. Qc2 Rad8 15. c4 Bxe4 16. Bxe4 h6 17. Bh4 c5 18. d5 Nh5 19. Rab1 Qd6 20. Re3 Ndf6 21. Bxf6 Qxf6 22. Rbe1 b6 23. b3 Nf4 24. Kh2 e6 25. dxe6 Nxe6 26. Bd5 Nc7 27. Rxe8+ Rxe8 28. Rxe8+ Nxe8 29. Qe2 Kf8 30. g3 Nd6 31. Kg2 Nf5 32. Qe4 Qd6 33. Qe2 Bf6 34. Bb7 Kg7 35. Bd5 Bc3 36. Qd3 Qf6 37. Be4 Nd6 38. Bd5 h5 39. h4 Bb2 40. Qe3 Nf5 41. Qe8 Bd4 42. Qe2 Nh6 43. Ng5 Qf5 44. Qf3 Qd7 45. Qf4 Bf6 46. Ne4 Bd4 47. Ng5 b5 48. Nf3 bxc4 49. bxc4 Bf6 50. Qe3 Qc7 51. Qe8 Ng4 52. Ng5 Nh6 53. Ne4 Be7 54. Ng5 Bxg5 55. hxg5 Nf5 56. Kh3 a5 57. Kg2 h4 58. gxh4 Nxh4+ 59. Kh3 Nf5 60. Kg2 Nd4 61. Qe4 Kf8 62. f4 Qd7 63. Qe5 Qg4+ 64. Kf2 Qh4+ 65. Kg2 Nf5 66. Qf6 Qg3+ 67. Kh1 Qe1+ 68. Kg2 Qd2+ 69. Kg1 Qe1+ 70. Kg2 Qd2+ 71. Kg1 Qc1+ 72. Kg2 Qc2+ 73. Kh3 Qd3+ 74. Kh2 Qg3+ 75. Kh1 Qe1+ 1/2-1/2

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2023.11.05"]
[Round "2.6"]
[White "Janko, Zoltan"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2220"]
[BlackElo "2213"]
[PlyCount "65"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Komarno"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. b3 d6 4. Bb2 e5 5. Bc4 Be7 6. 0-0 Nf6 7. d3 0-0 8. Nbd2 Be6 9. Ng5 Qd7 10. f4 exf4 11. Rxf4 h6 12. Bxf6 hxg5 13. Bxe7 Qxe7 14. Rf1 g6 15. c3 Kg7 16. Bxe6 Qxe6 17. Qf3 Rae8 18. Qe3 f6 19. Rae1 b6 20. d4 cxd4 21. cxd4 d5 22. e5 fxe5 23. Rxf8 Rxf8 24. dxe5 g4 25. h3 Rf5 26. hxg4 Rxe5 27. Qc3 Kg8 28. Rxe5 Nxe5 29. g5 Qf5 30. Qd4 Nf7 31. Nf3 Nxg5 32. Nh4 Qe4 33. Qxe4 1/2-1/2

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2023.11.04"]
[Round "1.5"]
[White "Chovan, Milan"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2336"]
[BlackElo "2213"]
[PlyCount "69"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Podhajska Aquamarin"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 h6 8. Bh4 0-0 9. Bd3 Re8 10. Nge2 a5 11. 0-0 Na6 12. a3 Nc7 13. f3 Ne6 14. Bf2 b5 15. Kh1 Bd7 16. e4 b4 17. Na4 c5 18. Nxc5 Nxc5 19. dxc5 dxe4 20. fxe4 Ng4 21. Bg1 Ne5 22. Nf4 Nxd3 23. Qxd3 Bf6 24. axb4 Bxb2 25. Ra2 Be5 26. b5 Bxf4 27. Rxf4 Qb8 28. Qf3 Qxb5 29. Bd4 Qc4 30. Rd2 Be6 31. Rd1 Qc2 32. Rf1 Rad8 33. Ba1 Bc4 34. Rxf7 Bxf1 35. Rxg7+ 1-0

[Event "CZE-chT1W 2324"]
[Site "Czech Republic"]
[Date "2023.10.29"]
[Round "1.7"]
[White "Juhanak, Daniel"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1998"]
[BlackElo "2219"]
[PlyCount "59"]
[EventDate "2023.10.29"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Unichess"]
[BlackTeam "Pankrac"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 b6 4. e4 d6 5. d4 cxd4 6. Nxd4 a6 7. Bd3 Bb7 8. 0-0 Nbd7 9. Be3 g6 10. f4 Bg7 11. b4 0-0 12. Rc1 Rc8 13. Kh1 Re8 14. Nb3 Qc7 15. Qe2 Qb8 16. Nd5 e6 17. Nc3 Qa8 18. Bg1 d5 19. cxd5 exd5 20. e5 Ne4 21. Bd4 Nxc3 22. Bxc3 d4 23. Bxd4 Bf8 24. Qg4 Rxc1 25. Rxc1 Qd8 26. a3 Bd5 27. Nd2 b5 28. Ne4 Bxe4 29. Bxe4 Nf6 30. exf6 1/2-1/2

[Event "SVK-chT 2223"]
[Site "Slovakia"]
[Date "2023.04.02"]
[Round "11.2"]
[White "Istona, Martin"]
[Black "Hrabusa, Matej"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "2217"]
[BlackElo "2334"]
[PlyCount "80"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Liptov Chess School"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Be2 Be7 12. 0-0 Nc6 13. Nxc6 bxc6 14. Kh1 Qa5 15. Bf2 Nd7 16. Qe3 0-0 17. Qg3 Bf6 18. e5 dxe5 19. Ne4 exf4 20. Nxf6+ Nxf6 21. Qxf4 e5 22. Qh4 Qd2 23. Bf3 Be6 24. Rbe1 Qf4 25. Qxf4 exf4 26. Bxc6 Rac8 27. Ba4 Bc4 28. Rg1 Ng4 29. Bb6 Rb8 30. Ba7 Rb7 31. Bc5 Rc8 32. Re8+ Rxe8 33. Bxe8 Bxa2 34. Re1 Ne3 35. Bc6 Rc7 36. Bxe3 fxe3 37. Be4 Rc3 38. Kg1 Bc4 39. Rb1 Bb5 40. g3 g6 0-1

[Event "SVK-chT 2223"]
[Site "Slovakia"]
[Date "2023.04.01"]
[Round "10.2"]
[White "Jurcik, Martin"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2391"]
[BlackElo "2217"]
[PlyCount "49"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Zilina Mladost"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d6 4. Nd2 Nxd2 5. Qxd2 Nd7 6. e4 e5 7. Be3 c6 8. a4 a5 9. Bd3 Be7 10. Ne2 exd4 11. Bxd4 0-0 12. Ng3 Bf6 13. Be2 Nc5 14. 0-0 Re8 15. f3 Bxd4+ 16. Qxd4 Ne6 17. Qc3 d5 18. exd5 Qxd5 19. Rfd1 Qc5+ 20. Qxc5 Nxc5 21. Kf2 Be6 22. Rd4 Rad8 23. Rad1 Rxd4 24. Rxd4 g6 25. Ne4 1/2-1/2

[Event "SVK-chT 2223"]
[Site "Slovakia"]
[Date "2023.03.31"]
[Round "9.2"]
[White "Lewtak, Damian"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2385"]
[BlackElo "2217"]
[PlyCount "73"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dubnica nad Vahom"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 g6 5. 0-0 Bg7 6. c4 0-0 7. Re1 d6 8. Nbd2 c5 9. d5 e5 10. Nb1 Ne8 11. Nc3 h6 12. e4 Bc8 13. a3 Bd7 14. Qc2 Qe7 15. Rf1 Na6 16. Bd2 Nf6 17. Nh4 Nh5 18. Rae1 Rae8 19. Kh1 Nb8 20. Qd1 Nf4 21. Nf5 Bxf5 22. gxf4 Bc8 23. Rg1 Kh7 24. f5 Nd7 25. Qg4 Nf6 26. Qh3 Nh5 27. Ne2 Qf6 28. Bc3 Qe7 29. Bd2 Qf6 30. Bf3 Nf4 31. Nxf4 exf4 32. Bxf4 Rg8 33. Bg4 Qxb2 34. fxg6+ fxg6 35. Bxc8 Rxc8 36. Rxg6 Qxf2 37. Rxh6+ 1-0

[Event "SVK-chT 2223"]
[Site "Slovakia"]
[Date "2023.02.26"]
[Round "8.2"]
[White "Istona, Martin"]
[Black "Nemeth, Miklos"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2217"]
[BlackElo "2459"]
[PlyCount "80"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Dunajska Streda"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nb3 a5 6. Nc3 Bb4 7. Bd2 Qg6 8. f3 a4 9. Nc1 a3 10. bxa3 Bxc3 11. Bxc3 Rxa3 12. Bb2 Ra8 13. Nd3 Nge7 14. Nf4 Qg5 15. Qd2 0-0 16. Bc4 Ne5 17. Be2 d6 18. 0-0-0 N5g6 19. g3 Rxa2 20. Bc4 Ra8 21. h4 Qc5 22. Bb3 Ne5 23. Nd3 Nxd3+ 24. Qxd3 Be6 25. h5 h6 26. f4 Nc6 27. g4 Nb4 28. Qg3 Rfe8 29. Rhe1 Ra5 30. g5 hxg5 31. h6 f6 32. hxg7 Kxg7 33. Rh1 Rea8 34. f5 Ra1+ 35. Kd2 Rxd1+ 36. Kxd1 Bxb3 37. Qxg5+ Kf8 38. Rh8+ Ke7 39. Qxf6+ Kd7 40. Rh7+ Kc6 0-1

[Event "SVK-chT 2223"]
[Site "Slovakia"]
[Date "2023.02.25"]
[Round "7.2"]
[White "Terbe, Julianna"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2281"]
[BlackElo "2217"]
[PlyCount "88"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Komarno"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 g6 5. d4 Bg7 6. c4 0-0 7. d5 Na6 8. Nc3 Nc5 9. Qc2 a5 10. e4 d6 11. Re1 e5 12. b3 Bc8 13. Bb2 Ne8 14. a3 Bd7 15. b4 Nb7 16. Re2 f5 17. exf5 gxf5 18. Ne1 Qg5 19. Nd3 f4 20. Ne4 Qg6 21. f3 fxg3 22. hxg3 Nf6 23. Ndf2 Nh5 24. Nh1 Nd8 25. Bc3 axb4 26. axb4 Nf7 27. Rxa8 Rxa8 28. c5 bxc5 29. bxc5 Bf5 30. cxd6 cxd6 31. Be1 Nf6 32. Qc6 Rc8 33. Nxf6+ Bxf6 34. Qb7 Rc1 35. Qa8+ Kg7 36. Qa3 Rb1 37. Bf1 e4 38. fxe4 Bxe4 39. Bg2 Bd4+ 40. Nf2 Bd3 41. Kf1 Bxe2+ 42. Kxe2 Qc2+ 43. Bd2 Rb2 44. Ne4 Rb3 0-1

[Event "SVK-chT 2223"]
[Site "Slovakia"]
[Date "2022.10.23"]
[Round "2.2"]
[White "Istona, Martin"]
[Black "Balogh, Csaba"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2217"]
[BlackElo "2583"]
[PlyCount "103"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Modra"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. Re1 Be7 10. e5 Nd7 11. Qg4 Kf8 12. Qh5 c5 13. b3 Bb7 14. Na4 Nb6 15. Nxb6 Qxb6 16. c4 d4 17. Bd2 a5 18. Be4 h6 19. h4 Ra7 20. Rab1 Bc6 21. Qf3 Bxe4 22. Rxe4 Qc6 23. Qd3 g6 24. h5 gxh5 25. Rbe1 h4 26. Qh3 h5 27. f4 Rg8 28. Qf3 a4 29. f5 exf5 30. Qxf5 Qe6 31. Qxh5 axb3 32. axb3 Ra2 33. R1e2 Ke8 34. Rf2 Ra1+ 35. Rf1 Ra2 36. Rf2 Qg6 37. Qf3 h3 38. g4 Ra3 39. Rf4 Bh4 40. Rf1 Qe6 41. Kh1 Ra7 42. Rf5 Bd8 43. b4 Ra2 44. Be1 Rg2 45. Rxf7 R2xg4 46. Rf8+ Rxf8 47. Qxf8+ Kd7 48. Qxc5 Bc7 49. Qb5+ Ke7 50. Qc5+ Kd7 51. Qb5+ Ke7 52. Qc5+ 1/2-1/2

[Event "SVK-chT 2223"]
[Site "Slovakia"]
[Date "2022.10.22"]
[Round "1.1"]
[White "Malinovsky, Karel"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2463"]
[BlackElo "2217"]
[PlyCount "95"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bratislava Slovan"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 e5 5. Nc3 Nf6 6. d3 h6 7. 0-0 g6 8. a3 Bg7 9. Bxd7+ Qxd7 10. b4 Nc6 11. bxc5 dxc5 12. Nd5 Nh5 13. a4 Rc8 14. a5 Nf4 15. Be3 Ne6 16. Qb3 f5 17. Rfb1 f4 18. Bd2 Rb8 19. Bc3 g5 20. Qb2 Qd6 21. Ra3 0-0 22. Rb3 Rf7 23. Qc1 g4 24. Nh4 Ned4 25. Bxd4 Nxd4 26. Qd1 h5 27. Nf5 Qd8 28. Nxd4 exd4 29. f3 Qg5 30. Qe2 Be5 31. Kh1 Rg7 32. Rb5 Bd6 33. e5 Bxe5 34. Rxc5 gxf3 35. Qxf3 Bd6 36. Rcb5 Re8 37. Nc7 Bxc7 38. Rxg5 Rxg5 39. Qxb7 Rge5 40. Rg1 Bxa5 41. g3 f3 42. Qxf3 Rf8 43. Qb7 Bd2 44. Rb1 h4 45. gxh4 Be1 46. Qg2+ Kh8 47. Rb7 Rg8 48. Qc6 1-0

[Event "SVK-chT 2122"]
[Site "Slovakia"]
[Date "2022.06.12"]
[Round "11.1"]
[White "Simacek, Pavel"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2444"]
[BlackElo "2234"]
[PlyCount "81"]
[EventDate "2021.10.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Humenne Reinter"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. e3 0-0 9. Rc1 Rd8 10. Qc2 dxc4 11. Bxc4 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Qb3 Bxc3+ 15. Rxc3 Qe7 16. 0-0 Rd6 17. e4 Rb6 18. Qc2 Be6 19. Bxe6 Qxe6 20. b3 c6 21. Rd1 Rb4 22. f3 a5 23. Rcd3 Qe5 24. Rd7 a4 25. bxa4 Raxa4 26. Rxb7 Rxb7 27. Qxa4 Qc5+ 28. Kh1 Ra7 29. Qb3 Ra3 30. Qb8+ Kh7 31. Qf4 Qc4 32. h4 Ra5 33. Rd7 Kg8 34. Qb8+ Kh7 35. Rd8 Qf1+ 36. Kh2 Qf2 37. Rh8+ Kg6 38. Qf4 Qxa2 39. Qg3+ Kf6 40. Re8 g6 41. Qd6+ 1-0

[Event "SVK-chT 2122"]
[Site "Slovakia"]
[Date "2022.06.11"]
[Round "10.1"]
[White "Istona, Martin"]
[Black "Varga, Lukas"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2234"]
[BlackElo "2106"]
[PlyCount "98"]
[EventDate "2021.10.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Kosice Slavia UPJS"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Nxd4 10. Bxd4 Be6 11. Qd2 Bxb3 12. axb3 Qd7 13. Rxa7 Rxa7 14. Bxa7 Ra8 15. Bd4 Ra1+ 16. Nd1 Qb5 17. Qc3 Bh6 18. g3 Rc1 19. Kf2 e5 20. Be3 Bxe3+ 21. Kxe3 d5 22. Qxe5 Qc6 23. Qc3 dxe4 24. Qxc6 bxc6 25. Kd2 Rb1 26. fxe4 Nxe4+ 27. Kd3 f5 28. c3 Rc1 29. b4 Kf7 30. Rf1 Rb1 31. Kc2 Ra1 32. g4 Ke6 33. gxf5+ gxf5 34. Ne3 Rxf1 35. Nxf1 Ke5 36. Kd3 Nf2+ 37. Ke2 Ng4 38. h3 Nf6 39. Kf3 Ne4 40. h4 f4 41. c4 h5 42. b5 c5 43. b6 Nd6 44. Nd2 Nf5 45. b7 Nd4+ 46. Kf2 Nc6 47. Nb3 Kd6 48. Kf3 Ke5 49. Nxc5 Nb8 1-0

[Event "SVK-chT 2122"]
[Site "Slovakia"]
[Date "2022.06.10"]
[Round "9.1"]
[White "Nagy, Gabor"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "2535"]
[BlackElo "2234"]
[PlyCount "47"]
[EventDate "2021.10.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Modra"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. e3 0-0 6. Bd2 b6 7. cxd5 exd5 8. Rc1 a6 9. Bd3 Bb7 10. 0-0 Nbd7 11. Ne5 Nxe5 12. dxe5 Nd7 13. Qc2 g6 14. f4 Re8 15. Be1 Bf8 16. Rd1 Qe7 17. e4 d4 18. Nd5 Bxd5 19. exd5 Qc5 20. Bf2 Rad8 21. Qb3 b5 22. Bb1 Nb6 23. Be4 Nxd5 24. Rc1 1-0

[Event "CZE-chT1W 2122"]
[Site "Czech Republic"]
[Date "2022.01.23"]
[Round "7.6"]
[White "Istona, Martin"]
[Black "Vorisek, Jakub"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2234"]
[BlackElo "2101"]
[PlyCount "47"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Vlasim Spartak"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 0-0 8. f4 a6 9. Nd6 cxd4 10. Nf3 Nbc6 11. Bd3 f6 12. 0-0 Bd7 13. a3 Nc8 14. Nxc8 Rxc8 15. Rae1 f5 16. Qf2 Qb6 17. g4 g6 18. gxf5 gxf5 19. Kh1 Be8 20. Rg1+ Bg6 21. Ng5 Rce8 22. Nxh7 Kxh7 23. Qh4+ Kg7 24. Rxg6+ 1-0

[Event "SVK-chT2A 2122"]
[Site "Slovakia"]
[Date "2021.11.14"]
[Round "4.1"]
[White "Istona, Martin"]
[Black "Gabris, Ondrej"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2218"]
[BlackElo "2199"]
[PlyCount "65"]
[EventDate "2021.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Osuske II"]
[BlackTeam "Pezinok"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. Nc3 Nxc3 7. bxc3 0-0 8. 0-0 Nd7 9. Re1 c6 10. Qh5 Nf6 11. Qh4 Ne4 12. Qxd8 Rxd8 13. Bxe4 dxe4 14. Nc4 f5 15. Bg5 Rd7 16. f3 h6 17. Nxd6 Rxd6 18. Bf4 Re6 19. fxe4 Rxe4 20. Rxe4 fxe4 21. a4 Be6 22. Kf2 b6 23. Ke3 Bd5 24. a5 b5 25. a6 Kf7 26. Bd6 Ke6 27. Bc5 h5 28. Rf1 g5 29. g3 Rg8 30. Rf8 Rxf8 31. Bxf8 Kf5 32. Bc5 Be6 33. Bxa7 1/2-1/2

[Event "SVK-chT2A 2122"]
[Site "Slovakia"]
[Date "2021.11.13"]
[Round "3.1"]
[White "Dolnak, Michal"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "E50"]
[WhiteElo "2224"]
[BlackElo "2218"]
[PlyCount "63"]
[EventDate "2021.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Krasnany"]
[BlackTeam "Osuske II"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 0-0 6. Qb3 c5 7. Be2 Nc6 8. dxc5 Bxc5 9. 0-0 Na5 10. Qb5 Qb6 11. cxd5 Qxb5 12. Bxb5 exd5 13. b3 Nc6 14. Bb2 Rd8 15. Rac1 Be7 16. Na4 Nb8 17. Rc7 Nbd7 18. Rd1 Bd6 19. Rc2 Be7 20. h3 Nb6 21. Nxb6 axb6 22. a4 Ne4 23. Be5 Be6 24. Rc7 Bd6 25. Rxb7 Bxe5 26. Nxe5 Nc3 27. Rd4 Rab8 28. Rxb8 Rxb8 29. Nc6 Ra8 30. Bd3 Kf8 31. Rb4 Bd7 32. Ne5 1-0

[Event "SVK-chT 2122"]
[Site "Slovakia"]
[Date "2021.10.24"]
[Round "2.2"]
[White "Istona, Martin"]
[Black "Nestorenko, Dmitry"]
[Result "1-0"]
[ECO "B75"]
[WhiteElo "2234"]
[BlackElo "2162"]
[PlyCount "41"]
[EventDate "2021.10.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Bratislava Slovan"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Bc4 Nf6 8. f3 a6 9. Qd2 Bd7 10. Bb3 Na5 11. 0-0-0 b5 12. Kb1 h6 13. Rhe1 Rb8 14. g4 b4 15. Nd5 Nxb3 16. cxb3 Qa5 17. Nxe7 Rb6 18. e5 dxe5 19. Ndc6 Rxc6 20. Nxc6 Bxc6 21. Qd6 1-0

[Event "SVK-chT 2122"]
[Site "Slovakia"]
[Date "2021.10.23"]
[Round "1.2"]
[White "Konopka, Michal"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2381"]
[BlackElo "2234"]
[PlyCount "87"]
[EventDate "2021.10.23"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Dunajska Streda"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 d4 5. 0-0 c5 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 9. Na3 0-0 10. Nc2 Bc5 11. Re1 Nd7 12. a3 a5 13. b3 Re8 14. Rb1 e5 15. b4 axb4 16. axb4 Bf8 17. Ng5 Nf6 18. b5 Nb8 19. Nb4 Bxb4 20. Rxb4 Nbd7 21. Ra4 Rxa4 22. Qxa4 Nc5 23. Qa3 b6 24. Bd2 Bf5 25. Bc6 Nxd3 26. Bxe8 Qxe8 27. Ra1 e4 28. Qa8 h6 29. Qxe8+ Nxe8 30. Ra8 Kf8 31. g4 Bxg4 32. Rb8 hxg5 33. Rxb6 Ke7 34. c5 Bc8 35. Bxg5+ f6 36. Bd2 Nc7 37. Rb8 Bd7 38. c6 Bxc6 39. bxc6 Ne6 40. Ba5 e3 41. fxe3 dxe3 42. Rb7+ Ke8 43. Rb3 Ndf4 44. Rb8+ 1-0

[Event "SVK-chT2A 2122"]
[Site "Slovakia"]
[Date "2021.10.17"]
[Round "2.1"]
[White "Balogh, Peter"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2275"]
[BlackElo "2218"]
[PlyCount "63"]
[EventDate "2021.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Senec"]
[BlackTeam "Osuske II"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 h6 7. Bh4 Be7 8. e3 0-0 9. Bd3 Nbd7 10. Nge2 Re8 11. 0-0 Ne4 12. Bxe7 Qxe7 13. Rae1 Ndf6 14. f3 Nxc3 15. Nxc3 c5 16. e4 cxd4 17. Nxd5 Nxd5 18. exd5 Qxe1 19. Rxe1 Rxe1+ 20. Kf2 Re8 21. Qc7 a6 22. g4 Kf8 23. Qc5+ Kg8 24. Qd6 g6 25. h4 Kg7 26. a4 Rf8 27. a5 f6 28. h5 gxh5 29. gxh5 Rf7 30. Bg6 Rd7 31. Qc5 b5 32. Bf5 1-0

[Event "SVK-chT2A 2122"]
[Site "Slovakia"]
[Date "2021.10.16"]
[Round "1.1"]
[White "Istona, Martin"]
[Black "Pacher, Milan"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2218"]
[BlackElo "2378"]
[PlyCount "69"]
[EventDate "2021.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Osuske II"]
[BlackTeam "Trnava Sered"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Ne7 12. Nxf6+ gxf6 13. Bd3 Rg8 14. g3 Bg4 15. f3 Be6 16. Qe2 Qb6 17. Nc2 Rd8 18. Ne3 d5 19. exd5 Nxd5 20. Nxd5 Bxd5 21. 0-0-0 Bxa2 22. Bxh7 Rh8 23. Rd4 Rd6 24. Rxd6 Qc7 25. Rd8+ Qxd8 26. Rd1 Qc8 27. Bc2 Be6 28. Qd2 a5 29. f4 Qc7 30. fxe5 fxe5 31. Qg5 Rxh2 32. Qg8+ Ke7 33. Qg5+ Ke8 34. Qg8+ Ke7 35. Qg5+ 1/2-1/2

[Event "CZE-chT1W 2122"]
[Site "Czech Republic"]
[Date "2021.10.10"]
[Round "1.3"]
[White "Istona, Martin"]
[Black "Nemec, Jachym"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2234"]
[BlackElo "2286"]
[PlyCount "96"]
[EventDate "2021.10.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Ricany Betsys"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. 0-0 Nf6 7. Ng5 0-0 8. f4 exf4 9. Bxf4 h6 10. Nf3 Nh5 11. Bd2 Be6 12. Nd5 Nf6 13. a4 Bxd5 14. exd5 Nb8 15. Nh4 Nbd7 16. Nf5 Ne5 17. Qe1 Kh7 18. Qg3 Rg8 19. Rae1 Nfd7 20. Qh3 Bf8 21. Re4 g5 22. Ne3 Rg6 23. Bc3 Bg7 24. Qf5 Kh8 25. Ng4 Nxg4 26. Bxg7+ Rxg7 27. Rxg4 Ne5 28. Re4 Kg8 29. c3 a6 30. Re2 Rb8 31. Ba2 b5 32. axb5 axb5 33. Bb1 Qb6 34. Kh1 b4 35. h3 g4 36. hxg4 bxc3 37. bxc3 Nxg4 38. d4 cxd4 39. Qe4 Qd8 40. Kg1 dxc3 41. Qd4 Rc8 42. Rf3 Ne5 43. Rh3 Qa5 44. Qe3 Qxd5 45. Bf5 Qd1+ 46. Re1 Qd2 47. Qe4 c2 48. Bxc8 c1Q 0-1

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.29"]
[Round "9"]
[White "Istona, Martin"]
[Black "Kostolansky, Sebastian Lukas"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2198"]
[BlackElo "2402"]
[PlyCount "72"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 Ne5 8. Qg3 h5 9. Bf4 d6 10. Bg5 b5 11. f4 b4 12. Ncb5 axb5 13. fxe5 dxe5 14. Bxb5+ Bd7 15. 0-0-0 Rc8 16. Bxd7+ Qxd7 17. Nf3 Qa4 18. Kb1 Ra8 19. Qxe5 Qxa2+ 20. Kc1 f6 21. Qb5+ Kf7 22. Rd7+ Ne7 23. Rf1 Kg8 24. Be3 b3 25. Rc7 bxc2 26. Rxc2 Rd8 27. Rc3 Ng6 28. Qc4 Qa8 29. Qxe6+ Kh7 30. Qc4 Bb4 31. Qxb4 Qa1+ 32. Kc2 Qxf1 33. Nd2 Qxg2 34. Qb5 Ne5 35. Bf4 Rxd2+ 36. Bxd2 Rd8 0-1

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.28"]
[Round "8"]
[White "Neugebauer, Martin"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2485"]
[BlackElo "2198"]
[PlyCount "73"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 Nf6 4. g3 d6 5. Bg2 Bd7 6. 0-0 e6 7. d4 cxd4 8. Nxd4 a6 9. Nde2 b5 10. h3 b4 11. Nb1 Rb8 12. a3 a5 13. Nd2 Qc7 14. g4 h6 15. Nc4 Be7 16. axb4 axb4 17. Ne3 0-0 18. b3 Rfd8 19. Bb2 Be8 20. Ng3 Nd7 21. Nh5 Bf8 22. h4 Rb5 23. Qf3 g6 24. Nf4 Nde5 25. Qg3 Bg7 26. Rab1 Ne7 27. Ne2 Bc6 28. Nd4 Rc5 29. f4 Nd7 30. f5 exf5 31. gxf5 Be5 32. Qf2 Nf6 33. fxg6 Nxg6 34. Nxc6 Rxc6 35. Qd2 Nxh4 36. Rxf6 Bxf6 37. Bxf6 1-0

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.27"]
[Round "7"]
[White "Istona, Martin"]
[Black "Sahidi, Samir"]
[Result "0-1"]
[ECO "B81"]
[WhiteElo "2198"]
[BlackElo "2436"]
[PlyCount "78"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 b5 8. g5 Nfd7 9. a3 Bb7 10. Be3 Qc7 11. h4 Nc5 12. f3 Nc6 13. Nxc6 Bxc6 14. Qd4 Qb7 15. h5 e5 16. Qd2 Be7 17. b4 Ne6 18. Rg1 Rd8 19. Nd5 0-0 20. 0-0-0 Bxd5 21. exd5 Nd4 22. Bxd4 exd4 23. Qxd4 Rfe8 24. Bd3 Qd7 25. f4 Bf8 26. Rg3 Re7 27. g6 fxg6 28. hxg6 h6 29. f5 Re5 30. f6 gxf6 31. g7 Bxg7 32. Rdg1 Rg5 33. Qe4 Kf8 34. Qf3 Qe7 35. Bf5 Qe5 36. Rxg5 fxg5 37. Be6+ Bf6 38. Qh5 Qe3+ 39. Kb1 Qxg1+ 0-1

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.26"]
[Round "6"]
[White "Jurcik, Marian"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "2406"]
[BlackElo "2198"]
[PlyCount "96"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 Ne4 6. Nf3 Bf5 7. Be2 Be7 8. d4 0-0 9. 0-0 Nc6 10. Be3 Qd7 11. Nd2 Nxd2 12. Qxd2 f6 13. f4 fxe5 14. fxe5 Be6 15. Bf3 Rae8 16. Rac1 Nd8 17. Ne2 c6 18. Nf4 Bg4 19. Be2 Bxe2 20. Qxe2 Bg5 21. Nd3 Bxe3+ 22. Qxe3 Ne6 23. b4 Qe7 24. Nc5 Rxf1+ 25. Rxf1 Rf8 26. Rxf8+ Nxf8 27. Qf4 b6 28. Nd3 Ne6 29. Qg4 Qf7 30. Ne1 h5 31. Qd1 Qf4 32. Nc2 h4 33. h3 Qe4 34. Kf1 Qf4+ 35. Kg1 Qe4 36. Kf1 Nf4 37. Ne1 Qe3 38. Nc2 Qe4 39. Ne1 Qe3 40. Nc2 Qc3 41. a3 Qg3 42. Qd2 Qh2 43. Qf2 Nh5 44. Qxh4 Ng3+ 45. Kf2 Ne4+ 46. Kf3 Nd2+ 47. Kf2 Ne4+ 48. Kf3 Nd2+ 1/2-1/2

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.25"]
[Round "5"]
[White "Pacher, Milan"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2415"]
[BlackElo "2198"]
[PlyCount "111"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Rb8 13. a3 0-0 14. Ncb4 Bb7 15. h4 Bh6 16. g4 f6 17. Bd3 a5 18. Nxc6 Bxc6 19. Bc2 Kh8 20. Qd3 Bxd5 21. Qxd5 Qb6 22. Rd1 b4 23. cxb4 axb4 24. Qxd6 bxa3 25. Qxb6 Rxb6 26. bxa3 Rb2 27. Ba4 Ra2 28. Rh3 g6 29. Bb5 Rc8 30. Rhd3 Bc1 31. a4 Ba3 32. Rd8+ Rxd8 33. Rxd8+ Kg7 34. Rd7+ Kf8 35. Rxh7 Ra1+ 36. Ke2 Bc5 37. h5 gxh5 38. gxh5 Ra2+ 39. Kd3 Rxf2 40. a5 Kg8 41. Rb7 f5 42. a6 fxe4+ 43. Kxe4 Rh2 44. Be8 Kf8 45. Bg6 Rh4+ 46. Kd5 Bd4 47. Ke6 Kg8 48. a7 Bxa7 49. Rxa7 Rb4 50. Bh7+ Kh8 51. Bf5 Rb8 52. Kf6 Rb6+ 53. Kg5 Rb8 54. Kh6 Kg8 55. Be6+ Kf8 56. Kg6 1-0

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.24"]
[Round "4"]
[White "Istona, Martin"]
[Black "Pechac, Jergus"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2198"]
[BlackElo "2541"]
[PlyCount "70"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. Qe2 Nc6 8. Be3 d6 9. f4 Nf6 10. N1d2 Bxe3 11. Qxe3 0-0 12. 0-0-0 b5 13. Kb1 Rb8 14. c3 e5 15. f5 a5 16. Nc1 Re8 17. g4 b4 18. c4 Nxg4 19. Qg3 Nh6 20. Rhg1 Qf6 21. Qe3 Nd4 22. Rg5 Kh8 23. Rdg1 Rg8 24. Qh3 a4 25. Rh5 a3 26. b3 Ndxf5 27. Rf1 Nd4 28. Rxf6 Bxh3 29. Rxd6 Be6 30. Rxe5 Rgd8 31. c5 Ng4 32. Rg5 h6 33. Rxe6 hxg5 34. Re7 Nc6 35. Rc7 Nce5 0-1

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.23"]
[Round "3"]
[White "Druska, Juraj"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2501"]
[BlackElo "2198"]
[PlyCount "151"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e5 6. Bxc6 dxc6 7. d3 Ne7 8. a4 b6 9. Na3 Ba6 10. Nc4 Qc7 11. a5 0-0 12. Be3 Rfb8 13. Qc2 h6 14. Nfd2 g5 15. b4 cxb4 16. cxb4 Nc8 17. Ra3 Bf8 18. axb6 axb6 19. Rfa1 Bb7 20. Rxa8 Rxa8 21. Rxa8 Bxa8 22. Qc3 Qe7 23. Bxb6 Qxb4 24. Qxb4 Bxb4 25. Bd8 Kg7 26. Nf1 f6 27. Ng3 Kg6 28. Nf5 h5 29. Kf1 Bb7 30. Ba5 Bc5 31. Ke2 Ba6 32. f3 h4 33. Bd2 Bxc4 34. dxc4 Nd6 35. Nxd6 Bxd6 36. Be3 Kf7 37. Kd3 Ke6 38. g3 hxg3 39. hxg3 Kd7 40. Ke2 Ke6 41. Kf2 Kf7 42. Kg2 Kg6 43. Kh3 Bb4 44. Bb6 Bd2 45. Bd8 Kf7 46. Bc7 Kg6 47. Kg2 Be1 48. Bb6 Kf7 49. Bc5 Ke6 50. Kh3 Kf7 51. Kg4 Kg6 52. Be3 Bc3 53. Bf2 Bd2 54. Kh3 Kf7 55. Kg2 Ke6 56. Kf1 Bb4 57. Ke2 Kd6 58. Bb6 Kd7 59. Kd1 Be7 60. Kc2 Bd8 61. Bf2 Kc8 62. Kb3 Kb7 63. Kb4 Bb6 64. Bc5 Bd8 65. Bd6 Kc8 66. Ka4 Kd7 67. Bc5 Kc8 68. Kb4 Kd7 69. Ka4 Kc8 70. Bb4 Kb7 71. Bf8 Kc8 72. Bd6 Kd7 73. Bb4 Kc8 74. Ba5 Bxa5 75. Kxa5 Kb7 76. Kb4 1/2-1/2

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.22"]
[Round "2"]
[White "Istona, Martin"]
[Black "Mazur, Stefan"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2198"]
[BlackElo "2417"]
[PlyCount "52"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h6 5. g4 Be4 6. f3 Bh7 7. e6 Qd6 8. exf7+ Kxf7 9. f4 Nf6 10. Bh3 h5 11. g5 Ng4 12. Bxg4 hxg4 13. Qxg4 Bxc2 14. Nf3 Nd7 15. 0-0 e6 16. Ne5+ Kg8 17. h5 Bf5 18. Qe2 Nxe5 19. fxe5 Qd8 20. Nc3 Be7 21. Rxf5 exf5 22. g6 Bg5 23. e6 Qf6 24. Kf1 Re8 25. Bxg5 Qxg5 26. Qe5 Rxh5 0-1

[Event "SVK-ch"]
[Site "Podhajska"]
[Date "2021.09.21"]
[Round "1"]
[White "Petenyi, Tamas"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "B54"]
[WhiteElo "2463"]
[BlackElo "2198"]
[PlyCount "101"]
[EventDate "2021.09.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SVK"]
[EventCategory "8"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 b5 7. Qd2 Bb7 8. f3 Nd7 9. 0-0-0 h5 10. Kb1 Ngf6 11. Bd3 Rc8 12. Rhe1 Qc7 13. Bg5 Be7 14. h4 Ne5 15. f4 Nxd3 16. cxd3 Qd7 17. Nce2 Ng4 18. Bxe7 Qxe7 19. g3 0-0 20. Rc1 g6 21. Nb3 e5 22. Na5 Ba8 23. Nc3 Qe6 24. a3 exf4 25. Qxf4 Qe5 26. Ne2 d5 27. Rxc8 Rxc8 28. exd5 Qxd5 29. Nd4 Rd8 30. Re7 Qh1+ 31. Ka2 Bd5+ 32. Nab3 Qd1 33. Qc7 Rf8 34. Qd6 Qh1 35. Rd7 Bxb3+ 36. Nxb3 Ne3 37. Qxa6 b4 38. Qb7 Qxb7 39. Rxb7 bxa3 40. bxa3 Rd8 41. Nc5 Nf5 42. a4 Nxg3 43. Kb3 Ra8 44. Nd7 f5 45. Nf6+ Kf8 46. Nd5 Ne2 47. Kb4 f4 48. Nc7 f3 49. Ne6+ Ke8 50. Ng7+ Kf8 51. Ne6+ 1/2-1/2

[Event "SVK Club Cup"]
[Site "Kremnica"]
[Date "2021.09.19"]
[Round "7.15"]
[White "Istona, Martin"]
[Black "Federic, Jozef"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2198"]
[BlackElo "2230"]
[PlyCount "63"]
[EventDate "2021.09.15"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Modra II"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Qb6 10. c4 Bb4+ 11. Ke2 f5 12. Nf2 Ne7 13. Nd3 Bc5 14. Nxc5 Qxc5 15. b3 g5 16. g3 gxf4 17. gxf4 Rg8 18. Be3 Qa3 19. Kf2 Bb7 20. Qh5+ Kd8 21. Be2 Kc7 22. Rhg1 a5 23. Rad1 Qxa2 24. Bc5 Rxg1 25. Rxg1 Ng6 26. Rd1 Rd8 27. Bd6+ Kb6 28. Qf3 Rc8 29. Qc3 Nxf4 30. Rd2 Qb1 31. c5+ Ka7 32. Qxa5+ 1-0

[Event "SVK Club Cup"]
[Site "Kremnica"]
[Date "2021.09.18"]
[Round "6.2"]
[White "Istona, Martin"]
[Black "Soldan, Jan"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2198"]
[BlackElo "1742"]
[PlyCount "53"]
[EventDate "2021.09.15"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Modra III"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 Nc6 7. g4 h6 8. Be3 e6 9. Bg2 Qc7 10. f4 Be7 11. 0-0 Bd7 12. Nf3 g6 13. Qe1 Nh7 14. Rd1 h5 15. g5 0-0-0 16. Na4 Rdf8 17. Nb6+ Kb8 18. c4 f6 19. gxf6 Nxf6 20. e5 Ne8 21. exd6 Nxd6 22. c5 Rd8 23. cxd6 Bxd6 24. Ne5 Bc8 25. Rc1 Bxe5 26. fxe5 Qxe5 27. Bf4 1-0

[Event "SVK Club Cup"]
[Site "Kremnica"]
[Date "2021.09.17"]
[Round "4.6"]
[White "Walterova, Ema"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1857"]
[BlackElo "2198"]
[PlyCount "64"]
[EventDate "2021.09.15"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Bratislava KSN"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. Re1 Nh6 7. c3 0-0 8. h3 f5 9. e5 Nf7 10. d4 cxd4 11. cxd4 c5 12. Be3 Bb7 13. Nbd2 e6 14. dxc5 g5 15. Bd4 g4 16. hxg4 fxg4 17. Nh2 h5 18. Rc1 Qh4 19. Nc4 Ng5 20. Rc3 Bxg2 21. Kxg2 Nf3 22. Rxf3 gxf3+ 23. Kh1 Rf4 24. Be3 Rxc4 25. Qxd7 Rg4 26. Qxe6+ Kh8 27. Bh6 Rf8 28. Bxg7+ Rxg7 29. Qh6+ Kg8 30. Rg1 Rg2 31. Qe6+ Kh7 32. Qd7+ Kh8 0-1

[Event "SVK Club Cup"]
[Site "Kremnica"]
[Date "2021.09.16"]
[Round "3.11"]
[White "Holly, Karol"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1786"]
[BlackElo "2198"]
[PlyCount "64"]
[EventDate "2021.09.15"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Kremnica Postoj"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d3 c5 2. g3 Nc6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 d6 6. e4 e5 7. c3 Nge7 8. Ne1 0-0 9. f4 f5 10. fxe5 dxe5 11. exf5 gxf5 12. Bg5 Be6 13. Bxe7 Nxe7 14. Nd2 Qd7 15. Nb3 Rac8 16. Nf3 b6 17. Ng5 Bd5 18. Bxd5+ Qxd5 19. Qf3 Qd6 20. Rad1 Rcd8 21. g4 Qg6 22. h4 h6 23. Qb7 Nd5 24. gxf5 Rxf5 25. Rxf5 Qxf5 26. Rf1 Qg4+ 27. Kh2 hxg5 28. Qf7+ Kh8 29. hxg5 Nf4 30. Qb7 Qe2+ 31. Kg3 Qxf1 32. Qe4 Rxd3+ 0-1

[Event "SVK Club Cup"]
[Site "Kremnica"]
[Date "2021.09.16"]
[Round "2.11"]
[White "Istona, Martin"]
[Black "Hrabusa, Matej"]
[Result "1/2-1/2"]
[ECO "B81"]
[WhiteElo "2198"]
[BlackElo "2359"]
[PlyCount "119"]
[EventDate "2021.09.15"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Liptov Chess School"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Be7 8. g5 Nfd7 9. Be3 b5 10. a3 Bb7 11. h4 Nb6 12. Qh5 0-0 13. 0-0-0 N8d7 14. Rg1 Rc8 15. Nxe6 fxe6 16. Bh3 Rxc3 17. Bxe6+ Kh8 18. bxc3 Nc4 19. Bd4 Qa5 20. Bxg7+ Kxg7 21. Qh6+ Kh8 22. Bxc4 Qxc3 23. g6 Qa1+ 24. Kd2 Qg7 25. Qxg7+ Kxg7 26. gxh7+ Kxh7 27. Be6 Ne5 28. Bf5+ Rxf5 29. exf5 Nf3+ 30. Ke3 Nxg1 31. Rxg1 Bxh4 32. Rg6 Be7 33. Re6 Bf8 34. Re8 Kg7 35. Rb8 Bd5 36. Rb6 Kf6 37. Rxa6 Kxf5 38. a4 bxa4 39. Rxa4 Bh6+ 40. Kd3 Ke6 41. Rh4 Bg5 42. Rg4 Bf6 43. Ra4 Bg2 44. Rg4 Bf1+ 45. Ke3 d5 46. Ra4 Bc4 47. Kf3 Ke5 48. Ra8 Kd4 49. Ra3 Be7 50. Ra7 Bc5 51. Rc7 Ba3 52. Kg4 Ke4 53. f3+ Ke3 54. f4 Bd6 55. Rc6 Be2+ 56. Kf5 Bxf4 57. Re6+ Kf3 58. Rxe2 Kxe2 59. Kxf4 Kd2 60. Ke5 1/2-1/2

[Event "SVK Club Cup"]
[Site "Kremnica"]
[Date "2021.09.15"]
[Round "1.7"]
[White "Pacher, Milan"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2415"]
[BlackElo "2198"]
[PlyCount "68"]
[EventDate "2021.09.15"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Modra"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. 0-0 Bxd5 13. exd5 Ne7 14. c3 Bg7 15. Nc2 0-0 16. Nb4 e4 17. Bc2 Qc8 18. Qh5 Qc5 19. Rad1 a5 20. Nc6 Nxc6 21. dxc6 Rae8 22. Kh1 Qxc6 23. Qxf5 Re5 24. Qh3 f5 25. f3 Kh8 26. fxe4 fxe4 27. Rxf8+ Bxf8 28. Rf1 Bg7 29. Rf7 d5 30. Qg4 Bh6 31. Rd7 Qf6 32. Qe2 Rf5 33. g3 Rf2 34. Rd8+ Bf8 0-1

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.29"]
[Round "9"]
[White "Istona, Martin"]
[Black "Bures, Vit"]
[Result "0-1"]
[ECO "A33"]
[WhiteElo "2257"]
[BlackElo "2144"]
[PlyCount "56"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Nc6 6. g3 Qb6 7. Ndb5 Ne5 8. Bg2 Nxc4 9. 0-0 a6 10. Qa4 Bc5 11. Qxc4 axb5 12. Qxb5 Ke7 13. Bf4 Qxb5 14. Nxb5 d5 15. e4 Nxe4 16. Bxe4 dxe4 17. Rac1 b6 18. b4 Bxb4 19. Rc7+ Kf6 20. Rb1 Bc5 21. Nc3 Kg6 22. Nxe4 Bd4 23. Rb5 f6 24. h4 h5 25. g4 e5 26. gxh5+ Kf5 27. Ng3+ Kxf4 28. Rxg7 Rxa2 0-1

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.28"]
[Round "8"]
[White "Skreko, Igor1"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2014"]
[BlackElo "2257"]
[PlyCount "104"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 c5 7. d5 b5 8. cxb5 a6 9. bxa6 Qa5 10. Bd2 Bxa6 11. Bxa6 Nxa6 12. Nf3 Rfb8 13. b3 Nd7 14. Qc1 Nb4 15. 0-0 Nd3 16. Qc2 Nb4 17. Qc1 Qa3 18. Bg5 Qxc1 19. Rfxc1 Nd3 20. Rc2 Nb4 21. Rcc1 Bxc3 22. Rxc3 Rxa2 23. Rcc1 f6 24. Rxa2 Nxa2 25. Ra1 Nc3 26. Ra7 Ne5 27. Nxe5 dxe5 28. Be3 Nxe4 29. Rxe7 Rxb3 30. f3 Rxe3 31. fxe4 Rxe4 32. d6 Kf8 33. Rxh7 Rd4 34. Rc7 Rxd6 35. Rxc5 Kf7 36. Kf2 Ke6 37. Ke3 Ra6 38. Rc3 Ra2 39. Kf3 Rd2 40. Rc6+ Rd6 41. Rc3 Rd2 42. Rc6+ Rd6 43. Rc3 f5 44. Ra3 Kf6 45. Rb3 Kg5 46. Rb5 e4+ 47. Kf2 Rd2+ 48. Kg3 Rd3+ 49. Kf2 Kf4 50. Rb2 Rd2+ 51. Rxd2 e3+ 52. Ke2 exd2 0-1

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.27"]
[Round "7"]
[White "Istona, Martin"]
[Black "Sevcikova, Lucia"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2257"]
[BlackElo "1992"]
[PlyCount "47"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bc4 Be7 8. Qe2 0-0 9. Bg5 b6 10. 0-0-0 Bb7 11. Ne5 Nd5 12. Bd2 Bg5 13. h4 Bxd2+ 14. Qxd2 Qe7 15. g4 Rfd8 16. g5 c5 17. Rhg1 Nc7 18. Qe2 Rxd4 19. Rxd4 cxd4 20. Bd3 g6 21. Ng4 Qd6 22. Nf6+ Kg7 23. h5 Ne8 24. h6+ 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.26"]
[Round "6"]
[White "Kawulok, Marek"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2203"]
[BlackElo "2257"]
[PlyCount "87"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. Re1 Nh6 7. c3 0-0 8. d4 cxd4 9. cxd4 d5 10. e5 f6 11. exf6 exf6 12. Nbd2 Re8 13. h3 g5 14. Nb3 g4 15. hxg4 Bxg4 16. Bf4 Rxe1+ 17. Qxe1 Bxf3 18. Qe6+ Nf7 19. gxf3 Qc8 20. Re1 Qxe6 21. Rxe6 Nd8 22. Rd6 Kf7 23. Na5 Rc8 24. Rd7+ Kg6 25. Be3 f5 26. f4 c5 27. dxc5 Bxb2 28. Rxd5 Ne6 29. Nc4 Bf6 30. Nd6 Rc6 31. Nxf5 Ra6 32. Ng3 Nf8 33. Rd6 Rxd6 34. cxd6 a6 35. f5+ Kf7 36. Ne4 Nd7 37. Nc5 Nxc5 38. Bxc5 Ke8 39. Kg2 Kd7 40. Kf3 Be5 41. Kg4 Bxd6 42. Bxd6 Kxd6 43. Kg5 a5 44. Kf6 1-0

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.25"]
[Round "5"]
[White "Istona, Martin"]
[Black "Travnicek, Krystof Mikulas"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2257"]
[BlackElo "2072"]
[PlyCount "41"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 Re8 9. 0-0 d6 10. h3 Na5 11. f4 b6 12. f5 Bb7 13. Qf3 Nxb3 14. axb3 Rf8 15. Rad1 Rc8 16. Bg5 Rc5 17. Qf4 Qa8 18. Rfe1 Rfc8 19. Bh6 Bh8 20. Nf3 b5 21. Ng5 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.24"]
[Round "4"]
[White "Makhija, Aashna"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1969"]
[BlackElo "2257"]
[PlyCount "113"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Nf6 6. dxc5 Qxc5 7. Na3 Qa5 8. Bf4 Nd5 9. Nc4 Qd8 10. Nd6+ exd6 11. Qxd5 Be7 12. Be2 h6 13. 0-0 Be6 14. Qd2 d5 15. Nd4 Nxd4 16. Qxd4 0-0 17. Be5 Bf6 18. Bxf6 Qxf6 19. Qxf6 gxf6 20. Rfd1 Rad8 21. Rd4 Rd7 22. Rad1 Rfd8 23. Bb5 Rd6 24. Ba4 Kf8 25. Bb3 Ke7 26. Rh4 Rh8 27. f3 f5 28. Rhd4 Rhd8 29. Kf2 b6 30. Ke3 R6d7 31. Bc2 Kf6 32. Kf4 a5 33. Re1 Rg8 34. g3 Rg5 35. h4 Rg8 36. Re5 Rc7 37. Bxf5 Rxg3 38. Bxe6 fxe6 39. Rxe6+ Kxe6 40. Kxg3 Ke5 41. Rg4 Kf5 42. Rg8 Re7 43. Rf8+ Kg6 44. Rd8 Re2 45. Rd6+ Kg7 46. Rxb6 a4 47. a3 Rd2 48. Kg4 d4 49. cxd4 Rxd4+ 50. f4 Rd2 51. Rb4 Kf6 52. Rxa4 Rxb2 53. Ra6+ Kg7 54. f5 Rg2+ 55. Kh5 Rf2 56. f6+ Kf7 57. Kxh6 1-0

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.23"]
[Round "3"]
[White "Istona, Martin"]
[Black "Tobak, Mikhail"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2257"]
[BlackElo "2087"]
[PlyCount "61"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 c6 5. Qd2 b5 6. h4 Nf6 7. f3 h5 8. 0-0-0 Nbd7 9. Kb1 Nb6 10. Bd3 Nc4 11. Bxc4 bxc4 12. Qe2 d5 13. e5 Ng8 14. Nh3 Bxh3 15. Rxh3 e6 16. Qe1 Qb6 17. g4 Rb8 18. Bc1 Bh6 19. b3 Bf8 20. Na4 Qa6 21. Ka1 Qb5 22. Rh2 Be7 23. Bg5 Ba3 24. Qc3 Bb4 25. Qe3 Rb7 26. Rhh1 Qa5 27. Rb1 Kd7 28. c3 Ba3 29. Qd2 Ne7 30. Qc2 c5 31. b4 1-0

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.22"]
[Round "2"]
[White "Aczel, Gergely"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2569"]
[BlackElo "2257"]
[PlyCount "99"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bxf6 Qxf6 8. Qb3 Qd6 9. a3 Bxc3+ 10. Qxc3 0-0 11. Bd3 Be6 12. Nf3 Nc6 13. 0-0 Ne7 14. b4 c6 15. a4 a6 16. b5 axb5 17. axb5 g6 18. h3 Rfc8 19. Qb2 Rxa1 20. Rxa1 c5 21. dxc5 Qxc5 22. Nd4 Bd7 23. Qe2 Kg7 24. Qf3 Qd6 25. Rd1 Qf6 26. Qg3 Nf5 27. Bxf5 Bxf5 28. Ra1 Bd3 29. Ra7 Rc1+ 30. Kh2 Rf1 31. f3 Qe7 32. e4 Kh7 33. Ra8 h5 34. e5 h4 35. Qf4 Re1 36. Re8 Qxe8 37. Qxh4+ Kg8 38. Qxe1 Bxb5 39. h4 Bc4 40. Qg3 Kh7 41. f4 Qa4 42. f5 Qd1 43. fxg6+ fxg6 44. Qf4 Qd3 45. e6 Qe4 46. Qf7+ Kh6 47. Qf6 Kh7 48. e7 Bf1 49. Nf3 Qg4 50. Ng5+ 1-0

[Event "Skalica op"]
[Site "Skalica"]
[Date "2021.08.21"]
[Round "1"]
[White "Istona, Martin"]
[Black "Poschadel, Andreas Gregor"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2257"]
[BlackElo "1941"]
[PlyCount "63"]
[EventDate "2021.08.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nf6 6. Ng5 0-0 7. f4 d6 8. 0-0 b6 9. a3 a6 10. Ba2 Bg4 11. Qe1 h6 12. Nf3 Bxf3 13. gxf3 Nd4 14. Qf2 Nh5 15. Nd5 Kh7 16. fxe5 dxe5 17. f4 f5 18. c3 Ne6 19. fxe5 fxe4 20. Qe2 Rxf1+ 21. Qxf1 Ng5 22. Bxg5 Bxg5 23. Qf5+ Kh8 24. Qxe4 Ra7 25. Rf1 Bh4 26. Kh1 Rd7 27. e6 Ra7 28. Qg4 Qg5 29. Qxg5 Bxg5 30. Rf7 Ra8 31. e7 Kg8 32. Rf8+ 1-0

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.29"]
[Round "8"]
[White "Ratsma, Midas"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2245"]
[BlackElo "2267"]
[PlyCount "51"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Rb8 10. c4 Bb4+ 11. Ke2 0-0 12. cxd5 cxd5 13. Ng5 f6 14. exf6 Rxf6 15. Qd3 g6 16. Qd4 e5 17. Qxd5+ Kg7 18. fxe5 Qc2+ 19. Bd2 Rf5 20. Nf3 Bb7 21. Qxd7+ Kf8 22. Ke1 Bxf3 23. gxf3 Rxe5+ 24. Be2 Rbe8 25. Kf1 Qxb2 26. Bh6+ 1-0

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.28"]
[Round "7"]
[White "Grieve, Harry"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2356"]
[BlackElo "2267"]
[PlyCount "81"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 b6 7. Be2 Bb7 8. f3 Be7 9. 0-0 0-0 10. Be3 a6 11. Qd2 Qc7 12. Rac1 Nbd7 13. a3 Rac8 14. b4 Qb8 15. Kh1 h5 16. Bf2 Rfe8 17. Rc2 Qa8 18. Na4 Bd8 19. Rfc1 h4 20. h3 Nh5 21. Bf1 Qb8 22. Kg1 Bf6 23. Rd1 Ba8 24. Ne2 Bc6 25. Nb2 Be7 26. Qe1 g5 27. Qd2 Kh8 28. Bxh4 Rg8 29. Nd4 Ba8 30. Bf2 Ne5 31. Be3 Rg6 32. Na4 Rcg8 33. c5 bxc5 34. bxc5 d5 35. c6 dxe4 36. c7 Qb7 37. Nb6 Qxb6 38. c8Q exf3 39. Nf5 Qb3 40. Nxe7 fxg2 41. Nxg6+ 1-0

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.27"]
[Round "6"]
[White "Istona, Martin"]
[Black "Tancsa, Tamas"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2267"]
[BlackElo "2075"]
[PlyCount "41"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 d6 9. c4 Nb6 10. exd6 cxd6 11. Be3 Ba6 12. Nd2 Qe6 13. 0-0-0 d5 14. Qf3 Nxc4 15. Bxc4 dxc4 16. Bg5 c3 17. Rhe1 cxd2+ 18. Bxd2 Rc8 19. Rxe6+ fxe6 20. Qh5+ g6 21. Qe5 1-0

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.26"]
[Round "5"]
[White "Istona, Martin"]
[Black "Sarkozi, Szabolcs"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2267"]
[BlackElo "2046"]
[PlyCount "85"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. 0-0 Bg7 13. Qh5 f4 14. Rac1 0-0 15. c4 b4 16. Nc2 Rb8 17. Ne1 Nd4 18. Nf3 Nxf3+ 19. gxf3 b3 20. a3 f5 21. exf5 Bxd5 22. f6 Rxf6 23. Bxh7+ Kf8 24. cxd5 Qd7 25. Be4 Ke7 26. Rc3 Rg8 27. Qh7 Kf8 28. Rfc1 Bh6+ 29. Kf1 Qxh7 30. Bxh7 Rg5 31. Rxb3 Rf7 32. h4 Rgg7 33. Rb8+ Ke7 34. Bg8 Rf5 35. Be6 Rh5 36. Rc7+ Kf6 37. Rf8+ Kg6 38. Bf7+ Kh7 39. Rcc8 Rxf7 40. Rxf7+ Kg6 41. Rd7 Rxh4 42. Rxd6+ Kf5 43. Rh8 1-0

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.25"]
[Round "4"]
[White "Hrbek, Stepan"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2162"]
[BlackElo "2267"]
[PlyCount "119"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d6 5. c4 Nf6 6. Nc3 b6 7. Be2 Bb7 8. f3 a6 9. 0-0 Be7 10. Be3 Nbd7 11. Qd2 0-0 12. Rac1 Rc8 13. Rfd1 Qc7 14. Qe1 Qb8 15. Qf2 Bd8 16. g4 Ne5 17. g5 Nfd7 18. b3 Nc5 19. b4 Ncd7 20. Qf1 Re8 21. a3 Bc7 22. f4 Nc6 23. Nb3 Ne7 24. Qf2 Qa8 25. Bf3 f5 26. gxf6 Nxf6 27. Nd2 Ng6 28. h4 d5 29. e5 d4 30. Bxd4 Nxf4 31. Bxb7 Nh3+ 32. Kg2 Nxf2 33. Bxa8 Nxd1 34. Rxd1 Rxa8 35. exf6 gxf6 36. Nde4 Red8 37. Nxf6+ Kf7 38. Nxh7 e5 39. Ng5+ Kg6 40. Bf2 Rxd1 41. Nxd1 a5 42. Nc3 axb4 43. axb4 Bd6 44. Nd5 Ra2 45. Ne4 Bf8 46. b5 Kf5 47. Kf3 Ra3+ 48. Be3 Bh6 49. Ng3+ Ke6 50. Ke4 Bxe3 51. Nxe3 Ra8 52. Ngf5 Ra1 53. h5 Rh1 54. h6 Re1 55. Ng3 Kf6 56. Ngf1 Kg6 57. Kxe5 Kxh6 58. Kd5 Kg6 59. Kc6 Kf7 60. Kxb6 1-0

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.24"]
[Round "3"]
[White "Istona, Martin"]
[Black "Pacher, Milan"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2267"]
[BlackElo "2400"]
[PlyCount "33"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. a3 Bb5 7. c4 dxc4 8. Nc3 Nc6 9. d5 0-0-0 10. d6 f6 11. b4 Nxe5 12. Nxe5 fxe5 13. bxc5 Qxc5 14. Be3 Qc6 15. Nxb5 Qxb5 16. Bxc4 Qa5+ 17. Ke2 1/2-1/2

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.24"]
[Round "2"]
[White "Rosol, Alexander"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1923"]
[BlackElo "2267"]
[PlyCount "54"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Ne7 7. Qd2 Nec6 8. 0-0-0 Be7 9. f3 0-0 10. g4 b5 11. h4 Bb7 12. g5 Nxd4 13. Bxd4 Nc6 14. Be3 Qc7 15. h5 Ne5 16. f4 Nc4 17. Bxc4 Qxc4 18. g6 b4 19. Qh2 h6 20. gxf7+ Rxf7 21. Rd4 Qc5 22. Nd1 Rc8 23. Rg1 Qa5 24. e5 Qxa2 25. exd6 Bxd6 26. Rxd6 Be4 27. Qe2 Rfc7 0-1

[Event "Skalica Masters op"]
[Site "Skalica"]
[Date "2020.08.23"]
[Round "1"]
[White "Istona, Martin"]
[Black "Kucera, Tomas"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2267"]
[BlackElo "1993"]
[PlyCount "46"]
[EventDate "2020.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nh6 7. b4 cxd4 8. Bxh6 gxh6 9. cxd4 Bd7 10. Ra2 Rc8 11. Rd2 Bg7 12. Be2 0-0 13. 0-0 a6 14. Rd3 f6 15. exf6 Bxf6 16. Qd2 Bg7 17. Nc3 Qd8 18. Bd1 Qf6 19. Na4 Rce8 20. Nc5 Bc8 21. Ba4 b5 22. Bc2 Qf4 23. Qd1 Re7 1/2-1/2

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.14"]
[Round "8"]
[White "Istona, Martin"]
[Black "Panko, Radoslav"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2267"]
[BlackElo "2039"]
[PlyCount "74"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 f6 7. 0-0 fxe5 8. Nxe5 Nxe5 9. dxe5 Qc7 10. c4 0-0-0 11. Bf4 Ne7 12. Nc3 g5 13. Bg3 Nf5 14. cxd5 Nxg3 15. fxg3 Qxe5 16. Bf3 Bg7 17. Qb3 Qd4+ 18. Kh1 c4 19. Qc2 Qc5 20. Ne4 Qxd5 21. Rad1 Bd4 22. Nd2 Qc5 23. b4 cxb3 24. Qxb3 Qb5 25. Qc2+ Bc6 26. Rc1 Be3 27. Bxc6 bxc6 28. Qe4 Bxd2 29. Rxc6+ Kb8 30. Rb1 Bb4 31. h3 a5 32. a3 Qd5 33. Rxb4+ axb4 34. Qxb4+ Ka7 35. Qb6+ Ka8 36. Rc7 Qd1+ 37. Kh2 Qa4 1-0

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.13"]
[Round "7"]
[White "Czebe, Attila"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2378"]
[BlackElo "2267"]
[PlyCount "79"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 c5 5. d4 cxd4 6. b3 Nc6 7. Nxd4 Bd7 8. Bb2 Be7 9. Nd2 0-0 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bf6 13. Nxc6 Bxc6 14. Qxd8 Rfxd8 15. Bxf6 gxf6 16. Bxc6 bxc6 17. Rad1 f5 18. Rfe1 Kf8 19. Rxd8+ Rxd8 20. Re3 Ke7 21. Rc3 Rd1+ 22. Kg2 Kd6 23. Rc4 Rc1 24. Rd4+ Ke7 25. Rc4 Kd6 26. Kf3 e5 27. Ke2 e4 28. b4 Ra1 29. Rc5 Rxa2 30. Ke3 Rb2 31. Rxf5 Ke6 32. Rc5 Rxb4 33. Rxc6+ Ke5 34. Rc7 f5 35. Rxa7 Rc4 36. Kd2 Rd4+ 37. Kc1 Rc4 38. Rxh7 Rc3 39. Rh5 Kf6 40. Rh4 1-0

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.12"]
[Round "6"]
[White "Istona, Martin"]
[Black "Bombek, Peter"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2267"]
[BlackElo "2165"]
[PlyCount "65"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Nc6 6. Be2 Nge7 7. 0-0 Ng6 8. g3 Be7 9. h4 cxd4 10. cxd4 0-0 11. h5 Nh8 12. Nbd2 f6 13. h6 g6 14. exf6 Bxf6 15. Nb3 Nf7 16. Nc5 b6 17. Nxd7 Qxd7 18. Bb5 a6 19. Bxc6 Qxc6 20. Bf4 g5 21. Be3 Kh8 22. Rc1 Qd6 23. Kg2 Nxh6 24. Nxg5 Nf7 25. Nxh7 Kxh7 26. Rh1+ Kg8 27. Qh5 Nh6 28. Qg6+ Bg7 29. Rxh6 Rf6 30. Qh7+ Kf7 31. Rxf6+ Kxf6 32. Bg5+ Kf7 33. Bf4 1-0

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.11"]
[Round "5"]
[White "Istona, Martin"]
[Black "Macko, Michal"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2267"]
[BlackElo "2142"]
[PlyCount "53"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 Ng6 8. g3 Be7 9. h4 0-0 10. h5 Nh8 11. dxc5 Bxc5 12. c4 dxc4 13. Bxc4 Qc7 14. Bf4 b5 15. Bd3 Nb4 16. Be4 Bc6 17. Ng5 g6 18. Qg4 Bxe4 19. Nxe4 Be7 20. Nf6+ Bxf6 21. exf6 Qc5 22. Be3 Qc4 23. Qg5 Nd5 24. Nc3 h6 25. Qe5 Nxc3 26. bxc3 Qg4 27. Rad1 1/2-1/2

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.10"]
[Round "4"]
[White "Bures, Jaroslav"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2396"]
[BlackElo "2267"]
[PlyCount "47"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Bb4 6. a3 Bxc3+ 7. bxc3 h6 8. Bxf6 Qxf6 9. e3 0-0 10. Nf3 c5 11. Be2 Be6 12. Rb1 b6 13. 0-0 Nd7 14. Nd2 Rac8 15. Bf3 Rfd8 16. Qa4 Rc7 17. Rb2 Qe7 18. h3 Nf6 19. Ra1 Rdc8 20. Qd1 cxd4 21. cxd4 Rc3 22. Rb3 Qc7 23. Rxc3 Qxc3 24. Nf1 1/2-1/2

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.09"]
[Round "3"]
[White "Varga, Lukas"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "2036"]
[BlackElo "2267"]
[PlyCount "52"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Ne7 7. Be3 Nec6 8. Nb3 Be7 9. a4 0-0 10. Qd2 Nd7 11. 0-0-0 Qc7 12. f4 Nc5 13. Kb1 Nxb3 14. cxb3 Bd7 15. g4 Na5 16. Qc2 Rfc8 17. Rc1 Qd8 18. b4 Nc4 19. Bf2 d5 20. Bf3 Bxb4 21. exd5 Na3+ 22. bxa3 Rxc3 23. Qe4 Rb3+ 24. Ka2 Rxa3+ 25. Kb2 Rxa4 26. Rc4 Qa5 0-1

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.08"]
[Round "2"]
[White "Istona, Martin"]
[Black "Lehocz, Jozsef"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2267"]
[BlackElo "1981"]
[PlyCount "55"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 Nb6 4. c4 d6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Be7 10. Be2 Na5 11. 0-0 0-0 12. b3 Bb4 13. Qd2 Nc6 14. Rad1 Ne7 15. Qc1 c6 16. h3 Bg6 17. Bf2 Rc8 18. g4 Qc7 19. h4 h6 20. h5 Bh7 21. g5 Nf5 22. Ne4 Rcd8 23. gxh6 Be7 24. hxg7 Kxg7 25. Kh1 Nxd4 26. Rg1+ Kh8 27. Bxd4 Rxd4 28. Qh6 1-0

[Event "Drienica Saris op"]
[Site "Drienica"]
[Date "2020.08.07"]
[Round "1"]
[White "Geffert, Peter"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1857"]
[BlackElo "2267"]
[PlyCount "60"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Ne7 7. Bc4 Nec6 8. 0-0 Be7 9. Qd2 0-0 10. Rad1 b5 11. Bb3 Nxd4 12. Bxd4 Nc6 13. Ne2 Bb7 14. Be3 Ne5 15. f3 Qc7 16. Nf4 Rfc8 17. Qf2 a5 18. Qg3 Bf8 19. c3 a4 20. Nxe6 fxe6 21. Bxe6+ Kh8 22. f4 Nc4 23. Bd4 Bxe4 24. f5 d5 25. Qg5 Bc5 26. f6 Bxd4+ 27. Rxd4 Rf8 28. Bxd5 Bxd5 29. Qxd5 Ne3 30. fxg7+ Qxg7 0-1

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2020.06.28"]
[Round "11.3"]
[White "Trichkov, Vasil"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2319"]
[BlackElo "2269"]
[PlyCount "96"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Praha Bohemians"]
[BlackTeam "Pankrac II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. 0-0 cxd4 6. Nxd4 Bc5 7. c4 Nc6 8. Nb3 Bb6 9. cxd5 exd5 10. Nc3 d4 11. Na4 0-0 12. Bg5 Re8 13. Nxb6 axb6 14. Qd3 h6 15. Bf4 Bg4 16. Rfe1 Qd7 17. Qb5 Rad8 18. e4 g5 19. Bd2 Ne5 20. Qxb6 Re6 21. Qb4 Nf3+ 22. Bxf3 Bxf3 23. Nc5 Qc8 24. Nxe6 Qxe6 25. Qb3 Qxb3 26. axb3 Nxe4 27. Ba5 Rd5 28. Ra4 b5 29. Raa1 f5 30. h3 d3 31. Rxe4 fxe4 32. Bd2 Rc5 33. Rc1 Rxc1+ 34. Bxc1 Be2 35. h4 gxh4 36. gxh4 h5 37. Kh2 Kf7 38. Kg3 Ke6 39. Kf4 Kd5 40. Bd2 Bd1 41. b4 Bf3 42. Ke3 Ke5 43. Bc3+ Kf5 44. Bd4 Kg4 45. Bf6 Kh3 46. Be7 Kg2 47. Bc5 Kf1 48. Kd2 Bg4 1/2-1/2

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2020.06.27"]
[Round "10.3"]
[White "Hajek, Jiri"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2025"]
[BlackElo "2269"]
[PlyCount "89"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Klatovy"]
[BlackTeam "Pankrac II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5 5. Nf3 exd4 6. Qxd4 c6 7. h3 d5 8. e5 Bc5 9. Qd3 Nh5 10. Ne2 Qb6 11. g4 Bf2+ 12. Kd1 Nc5 13. Qa3 Ne4 14. Rh2 Nhg3 15. Nxg3 Nxg3 16. Bd3 h5 17. f5 hxg4 18. hxg4 Rxh2 19. Nxh2 Bc5 20. Qa4 Bb4 21. Nf3 Bd7 22. c3 c5 23. Qc2 c4 24. Qh2 Bf8 25. Qxg3 cxd3 26. Nd4 d2 27. Kxd2 Bc5 28. Qh4 Bxd4 29. Qh8+ Ke7 30. Qxa8 Bxe5 31. Kc2 d4 32. Bg5+ f6 33. Re1 Kf7 34. Bd2 dxc3 35. bxc3 Qa6 36. Rxe5 Qxa2+ 37. Kd3 Qa6+ 38. c4 fxe5 39. Bb4 e4+ 40. Kd4 Qf6+ 41. Kxe4 Qc6+ 42. Kd3 Qf3+ 43. Kd2 Qf2+ 44. Kd3 Qf3+ 45. Kd2 1/2-1/2

[Event "SVK-chT1E 1920"]
[Site "Slovakia"]
[Date "2020.06.20"]
[Round "10.1"]
[White "Pacher, Milan"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2400"]
[BlackElo "2267"]
[PlyCount "49"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Dunajov Inbest II"]
[BlackTeam "Sabinov"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 Be7 7. Bd3 a6 8. 0-0 0-0 9. b3 Nc6 10. Nxc6 bxc6 11. h3 c5 12. Qe2 Bb7 13. Bb2 Nd7 14. Rad1 Qc7 15. f4 Bf6 16. e5 dxe5 17. f5 exf5 18. Bxf5 Rad8 19. Ne4 Be7 20. Rd3 g6 21. Rg3 Nf6 22. Nf2 e4 23. Qe3 Rfe8 24. Ng4 Rd4 25. b4 1-0

[Event "CZE-chT1W 1920"]
[Site "Czech Republic"]
[Date "2020.06.14"]
[Round "11.4"]
[White "Vichnar, David"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2381"]
[BlackElo "2250"]
[PlyCount "47"]
[EventDate "2019.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Vysehrad"]
[BlackTeam "Pankrac"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 c5 5. Bg2 cxd4 6. Nxd4 Bc5 7. 0-0 Nc6 8. Nb3 Bb6 9. cxd5 exd5 10. Bg5 d4 11. N1d2 h6 12. Bxf6 Qxf6 13. Nc4 0-0 14. Nxb6 axb6 15. Bxc6 bxc6 16. Qxd4 Qd8 17. Rfd1 Be6 18. Qc3 Qe7 19. Nd4 c5 20. Nxe6 Qxe6 21. Qb3 Qxe2 22. Re1 Qa6 23. Re7 Rae8 24. Rae1 1/2-1/2

[Event "CZE-chT1W 1920"]
[Site "Czech Republic"]
[Date "2020.06.13"]
[Round "10.4"]
[White "Istona, Martin"]
[Black "Novotny, Michal"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2250"]
[BlackElo "2256"]
[PlyCount "84"]
[EventDate "2019.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Ceske Budejovice"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 cxd4 8. cxd4 Ng6 9. g3 Be7 10. h4 0-0 11. h5 Nh8 12. Nbd2 f6 13. Nb3 Nf7 14. exf6 Bxf6 15. Bf4 Ng5 16. Bxg5 Bxg5 17. Nxg5 Qxg5 18. Kg2 Rf4 19. Qc1 Raf8 20. Nc5 Nxd4 21. Nxd7 Nxe2 22. Qe3 R8f7 23. Qxe2 Re4 24. Qb5 Qxh5 25. Rac1 Qf3+ 26. Kg1 h5 27. Rc8+ Kh7 28. Rc3 Qg4 29. Nc5 Rd4 30. Qe8 Rf5 31. Nxe6 Re4 32. Rc7 Rxf2 33. Rxg7+ Qxg7 34. Qxh5+ Qh6 35. Ng5+ Kg7 36. Qxh6+ Kxh6 37. Nxe4 Rxb2 38. Nd6 Rxa2 39. Nxb7 a5 40. Rf5 a4 41. Rxd5 a3 42. Ra5 Rb2 1/2-1/2

[Event "CZE-chT1W 1920"]
[Site "Czech Republic"]
[Date "2020.03.01"]
[Round "9.4"]
[White "Istona, Martin"]
[Black "Vorisek, Jakub"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2250"]
[BlackElo "2182"]
[PlyCount "76"]
[EventDate "2019.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Vlasim Spartak"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Ng6 9. h4 Be7 10. h5 Nh4 11. Nxh4 Bxh4 12. h6 g6 13. Nc2 0-0 14. Be3 Be7 15. 0-0 f6 16. exf6 Bxf6 17. Ne1 Qb6 18. Nf3 Qxb2 19. Rb1 Qxa2 20. Rxb7 Rad8 21. Bb5 a6 22. Rxd7 axb5 23. Rc7 Rc8 24. Rxc8 Rxc8 25. Bg5 Bh8 26. Re1 Re8 27. Re2 Qa4 28. Qc1 b4 29. Rc2 Nxd4 30. Nxd4 Bxd4 31. Qf4 Qxc2 32. Qxd4 Qc3 33. Qa7 Rf8 34. Be3 b3 35. Bd4 Qc1+ 36. Kh2 Qxh6+ 37. Kg1 Qc1+ 38. Kh2 Qf4+ 0-1

[Event "SVK-chT1E 1920"]
[Site "Slovakia"]
[Date "2020.02.23"]
[Round "9.1"]
[White "Jurcik, Marian"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2463"]
[BlackElo "2269"]
[PlyCount "155"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Cadca"]
[BlackTeam "Sabinov"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 e5 6. f4 Bg7 7. Nf3 Bg4 8. 0-0 Ne7 9. h3 Bxf3 10. Qxf3 exf4 11. Bxf4 0-0 12. Kh1 f5 13. Qg3 Qd7 14. Be5 b6 15. Bxg7 Kxg7 16. a4 Kg8 17. a5 Rae8 18. axb6 axb6 19. Qg5 b5 20. Rf4 Qd6 21. Raf1 b4 22. Na4 c4 23. e5 Qxe5 24. Rxc4 Qd6 25. Nb6 Nd5 26. Nxd5 cxd5 27. Rcf4 Re2 28. R4f2 Rxf2 29. Rxf2 Re8 30. Rf1 Qe5 31. Qc1 d4 32. Qf4 Qc5 33. Ra1 Qe5 34. Qxe5 Rxe5 35. Ra8+ Kf7 36. Rd8 b3 37. cxb3 Rb5 38. Rxd4 Rxb3 39. Rd7+ Kg8 40. Kh2 f4 41. Rd4 g5 42. h4 h6 43. hxg5 hxg5 44. Rd5 Kf7 45. Rxg5 Kf6 46. Rg8 Rxb2 47. Rf8+ Ke5 48. Kh3 Rd2 49. Re8+ Kf5 50. Rd8 Ke5 51. Rd7 Ke6 52. Rd8 Ke5 53. g3 f3 54. Kg4 f2 55. Rf8 Kd4 56. Rf3 Ke5 57. Rf4 Rxd3 58. Rxf2 Rd8 59. Rf7 Rg8+ 60. Kf3 Rg6 61. Rf8 Ra6 62. Rf4 Rg6 63. Rf8 Ra6 64. Kg4 Ra7 65. Kh5 Ke6 66. g4 Ke7 67. Rf4 Ra6 68. g5 Ra8 69. Kh6 Rh8+ 70. Kg7 Rh1 71. Re4+ Kd7 72. g6 Rh2 73. Kg8 Rh1 74. g7 Kd6 75. Kf7 Rf1+ 76. Kg6 Rg1+ 77. Kf6 Kd7 78. Re5 1-0

[Event "SVK-chT1E 1920"]
[Site "Slovakia"]
[Date "2020.02.22"]
[Round "8.1"]
[White "Istona, Martin"]
[Black "Hros, Roman"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2269"]
[BlackElo "2181"]
[PlyCount "67"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Sabinov"]
[BlackTeam "Liptov Chess School II"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Ne5 Nbd7 7. Nc4 Qc7 8. Qf3 Nb6 9. Bf4 Qd8 10. Be5 Be6 11. Ne3 Nbd5 12. Be2 Nxe3 13. Qxe3 Nd5 14. Nxd5 Qxd5 15. 0-0 f6 16. c4 Qd7 17. Bg3 Kf7 18. Rfd1 Bg4 19. f3 Bf5 20. d5 b6 21. Kh1 e5 22. dxc6 Qxc6 23. Bd3 Bc5 24. Qe2 Bxd3 25. Rxd3 Rhd8 26. Rad1 Be7 27. Rd5 Rac8 28. Rxd8 Rxd8 29. Rxd8 Bxd8 30. Qd3 Be7 31. h4 g6 32. h5 Qd6 33. hxg6+ hxg6 34. Qxd6 1/2-1/2

[Event "CZE-chT1W 1920"]
[Site "Czech Republic"]
[Date "2020.02.02"]
[Round "7.5"]
[White "Istona, Martin"]
[Black "Liska, Jiri2"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2250"]
[BlackElo "2302"]
[PlyCount "63"]
[EventDate "2019.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Turnov Zikuda II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. c3 f5 12. Nxb5 axb5 13. Bxb5 Bd7 14. exf5 Rc8 15. Qf3 Nb8 16. f6 Bh6 17. a4 Rc5 18. 0-0 0-0 19. b4 Rxd5 20. Qxd5 Be6 21. Qb7 Nd7 22. a5 Nxf6 23. a6 Nd5 24. a7 Nc7 25. Bc6 Na8 26. b5 Bd2 27. Ra3 Bg5 28. Rb1 Bf5 29. Qxa8 Qxa8 30. Bxa8 Bxb1 31. Bc6 Bd3 32. b6 1-0

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2020.01.26"]
[Round "7.2"]
[White "Istona, Martin"]
[Black "Cisler, Petr"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2269"]
[BlackElo "2131"]
[PlyCount "103"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Pankrac II"]
[BlackTeam "Domazlice"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. Nc3 Bb4 6. g3 0-0 7. Bg2 d5 8. cxd5 Nxd5 9. Qb3 Qb6 10. Bxd5 Qxd4 11. Bf3 a5 12. 0-0 Nc6 13. Rd1 Qf6 14. Ne4 Qg6 15. Be3 a4 16. Qc4 e5 17. Nc5 Bxc5 18. Bxc5 Re8 19. Rd6 Be6 20. Qb5 e4 21. Bg2 Na5 22. Rd4 Bf5 23. Rxa4 Qa6 24. Qxa6 Rxa6 25. Rd1 Nc6 26. Rxa6 bxa6 27. Rd6 Rd8 28. Rxd8+ Nxd8 29. e3 Be6 30. Bxe4 Bxa2 31. Bb6 Ne6 32. Bd3 Ng5 33. Bxa6 Nf3+ 34. Kf1 Nxh2+ 35. Ke2 Bb3 36. Kd3 Ng4 37. e4 h5 38. Kc3 Bd1 39. f4 f6 40. b4 Bf3 41. Bc4+ Kf8 42. Bc5+ Ke8 43. Kd4 g5 44. b5 gxf4 45. gxf4 f5 46. Bd5 Nf6 47. b6 Nd7 48. b7 Kd8 49. Bd6 h4 50. Bc6 Bxe4 51. Bxe4 fxe4 52. Kxe4 1-0

[Event "SVK-chT1W 1920"]
[Site "Slovakia"]
[Date "2020.01.25"]
[Round "7.4"]
[White "Istona, Martin"]
[Black "Gombar, Peter"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2237"]
[BlackElo "1909"]
[PlyCount "80"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Povazska Bystrica"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 g6 10. Bf4 Bg7 11. 0-0-0 Ba6 12. Qe4 Bb7 13. Bd3 0-0-0 14. Rhe1 f5 15. Qe2 Rde8 16. g3 h6 17. h4 Qe6 18. b3 Qe7 19. Kc2 Rhf8 20. Bd2 Qxe5 21. Qxe5 Rxe5 22. Rxe5 Bxe5 23. Bxh6 Rh8 24. Be3 d5 25. cxd5 cxd5 26. Ne2 Kd7 27. Nf4 Bxf4 28. Bxf4 c5 29. Re1 c4 30. Bf1 Rc8 31. h5 gxh5 32. Bh3 cxb3+ 33. Kxb3 Rc4 34. Bxf5+ Kc6 35. Re6+ Kc5 36. Bd3 Rb4+ 37. Kc2 Nc4 38. Bc1 Bc6 39. Bxc4 Rxc4+ 40. Kd2 Ra4 1/2-1/2

[Event "CZE-chT1W 1920"]
[Site "Czech Republic"]
[Date "2020.01.19"]
[Round "6.2"]
[White "Vyprachticky, David"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2250"]
[BlackElo "2250"]
[PlyCount "38"]
[EventDate "2019.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Praha Oaza"]
[BlackTeam "Pankrac"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. c3 Bg7 13. Nxb5 axb5 14. Bxb5 Bd7 15. exf5 Nb8 16. a4 Bxb5 17. axb5 Rxa1 18. Qxa1 Nd7 19. Qa6 Nf6 1/2-1/2

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2020.01.12"]
[Round "6.2"]
[White "Trmal, Jaroslav"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2130"]
[BlackElo "2269"]
[PlyCount "28"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Pribram Banik"]
[BlackTeam "Pankrac II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. d4 g6 2. e4 Bg7 3. Nf3 c5 4. c3 cxd4 5. cxd4 d5 6. e5 Nh6 7. Nc3 0-0 8. Qb3 Nc6 9. Be3 Nf5 10. Rd1 e6 11. Bc1 f6 12. Bb5 fxe5 13. Bxc6 bxc6 14. dxe5 Nh4 0-1

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2019.12.15"]
[Round "5.2"]
[White "Koubova, Anna Marie"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "2099"]
[BlackElo "2269"]
[PlyCount "44"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Unichess Reserve"]
[BlackTeam "Pankrac II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nbd7 7. 0-0 e5 8. e4 exd4 9. Nxd4 Re8 10. h3 a6 11. Be3 Rb8 12. Qd2 Ne5 13. Qe2 c5 14. Nc2 b5 15. cxb5 axb5 16. Nxb5 Ba6 17. a4 Qb6 18. Nca3 Nc6 19. Qd2 Nxe4 20. Bxe4 Rxe4 21. Qxd6 Bf8 22. Qd3 Rxa4 0-1

[Event "SVK-chT1E 1920"]
[Site "Slovakia"]
[Date "2019.12.08"]
[Round "6.2"]
[White "Fiacan, Robert"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2283"]
[BlackElo "2256"]
[PlyCount "34"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Humenne Reinter II"]
[BlackTeam "Sabinov"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 cxd4 8. cxd4 Ng6 9. Nc3 Be7 10. g3 0-0 11. h4 f6 12. h5 Nh8 13. Bf4 Nf7 14. exf6 Bxf6 15. Re1 Be8 16. Bf1 Ng5 17. Ne5 Qb6 1/2-1/2

[Event "SVK-chT1E 1920"]
[Site "Slovakia"]
[Date "2019.12.07"]
[Round "5.2"]
[White "Istona, Martin"]
[Black "Bednar, Milan"]
[Result "1/2-1/2"]
[ECO "B66"]
[WhiteElo "2256"]
[BlackElo "2238"]
[PlyCount "87"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Sabinov"]
[BlackTeam "Bardejov"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Qc7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. f5 Bd7 13. Kb1 b4 14. Ne2 e5 15. Nc1 Na5 16. Bd3 Nc4 17. Qe2 Nb6 18. Nd2 a5 19. Nc4 Na4 20. Ne3 Nb6 21. Bb5 Bc6 22. Nd5 Qb7 23. Nxb6 Qxb6 24. Bxc6+ Qxc6 25. Rd5 Bd8 26. Rhd1 Bc7 27. Nb3 Ke7 28. Nd2 Bb6 29. Nc4 Bc5 30. Nxd6 Bxd6 31. Rxd6 Qxd6 32. Rxd6 Kxd6 33. Qc4 Rhd8 34. Qxf7 Kc5 35. a3 bxa3 36. Qxf6 Kd4 37. Qc6 axb2 38. Kxb2 a4 39. Ka3 Ke3 40. f6 Rac8 41. Qb7 Rc3+ 42. Kxa4 Rd4+ 43. Kb5 Rxc2 44. Qxh7 1/2-1/2

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2019.12.01"]
[Round "4.2"]
[White "Vichnar, David"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2369"]
[BlackElo "2269"]
[PlyCount "66"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Vysehrad II"]
[BlackTeam "Pankrac II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Be7 6. Nc3 Nxc3 7. bxc3 Nd7 8. 0-0 Nxe5 9. dxe5 c5 10. f4 g6 11. Be3 Qc7 12. Qf3 c4 13. Be2 Be6 14. Qf2 h5 15. Bf3 b6 16. Rfd1 0-0-0 17. a4 Bc5 18. Rdb1 Bxe3 19. Qxe3 Kd7 20. a5 Rb8 21. Rb5 bxa5 22. Rbxa5 Rb1+ 23. Rxb1 Qxa5 24. Rb7+ Kc6 25. Rxa7 Qb6 26. Kf2 Rb8 27. f5 Bxf5 28. Rxf7 Qxe3+ 29. Kxe3 Kc5 30. Rc7+ Kb6 31. Rf7 Kc5 32. Rc7+ Kb6 33. Rf7 Kc5 1/2-1/2

[Event "CZE-chT1W 1920"]
[Site "Czech Republic"]
[Date "2019.11.24"]
[Round "3.6"]
[White "Istona, Martin"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2250"]
[BlackElo "2226"]
[PlyCount "26"]
[EventDate "2019.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Praha DP EA Hotels"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Qe7 8. Qxe7+ Kxe7 9. Ne2 Bf5 10. c3 Nd7 11. Bf4 Bxf4 12. Nxf4 Rhe8 13. 0-0-0 Kf8 1/2-1/2

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2019.11.17"]
[Round "3.3"]
[White "Istona, Martin"]
[Black "Vojta, Jakub"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2269"]
[BlackElo "2214"]
[PlyCount "87"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Pankrac II"]
[BlackTeam "Vlasim II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 a5 7. Bd3 cxd4 8. cxd4 Bd7 9. 0-0 Nxd4 10. Nxd4 Qxd4 11. Nc3 Rc8 12. Qe2 Qb6 13. Kh1 Bc5 14. Nb5 Bxb5 15. Bxb5+ Kf8 16. Bd2 Ne7 17. b4 axb4 18. axb4 Bd4 19. Rac1 h6 20. Bd3 Ra8 21. b5 Ra4 22. Bc2 Ra2 23. Bb3 Rb2 24. Rb1 Rxb1 25. Rxb1 Ng6 26. f4 Ke7 27. Rc1 Kd7 28. f5 exf5 29. Bxd5 Nxe5 30. Bf4 Re8 31. Qc2 g6 32. Rd1 f6 33. h3 Ke7 34. Bxh6 Rh8 35. Bf4 Rd8 36. Qb3 Qc5 37. Bxb7 g5 38. Bc1 Qc4 39. Qb1 Bc5 40. Re1 Bf2 41. Rxe5+ fxe5 42. Bxg5+ Ke8 43. Bc6+ Rd7 44. Bxd7+ 1-0

[Event "CZE-chT2A 1920"]
[Site "Czech Republic"]
[Date "2019.11.03"]
[Round "2.3"]
[White "Hruby, Milan"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1991"]
[BlackElo "2269"]
[PlyCount "58"]
[EventDate "2019.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Tabor"]
[BlackTeam "Pankrac II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 e6 6. Nge2 exd5 7. cxd5 a6 8. a4 Nf6 9. Ng3 h5 10. Be2 Nbd7 11. 0-0 0-0 12. Bg5 Qe8 13. f3 Nh7 14. Bf4 Ne5 15. Qd2 Bd7 16. Nh1 b5 17. axb5 axb5 18. Rxa8 Qxa8 19. Bxb5 Bxb5 20. Nxb5 Qa6 21. Na3 Rb8 22. Nf2 Rxb2 23. Qe3 Qa4 24. Nb1 Nc4 25. Qc1 Bd4 26. Nd2 Nxd2 27. Bxd2 Qb3 28. Be1 c4 29. Bd2 Qb6 0-1

[Event "CZE-chT1W 1920"]
[Site "Czech Republic"]
[Date "2019.10.20"]
[Round "1.5"]
[White "Istona, Martin"]
[Black "Cerveny, Petr"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2250"]
[BlackElo "2330"]
[PlyCount "39"]
[EventDate "2019.10.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Pankrac"]
[BlackTeam "Polabiny II"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 Be6 8. f4 Be7 9. Be2 0-0 10. 0-0 b5 11. Be3 exf4 12. Rxf4 Nc6 13. Nd5 Nd7 14. Rf2 Bh4 15. Rf1 Nde5 16. Nd4 Bxd5 17. exd5 Nxd4 18. Bxd4 Rb8 19. a4 Qc7 20. axb5 1/2-1/2

[Event "SVK-chT1W 1920"]
[Site "Slovakia"]
[Date "2019.10.13"]
[Round "2.3"]
[White "Vlcek, Stanislav"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2299"]
[BlackElo "2237"]
[PlyCount "53"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Bratislava Doprastav"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. Qh5 Rg8 13. g3 Rg5 14. Qd1 fxe4 15. Bxe4 Rc8 16. c3 f5 17. Bf3 Be7 18. 0-0 Kf8 19. Nc2 Rg7 20. a4 e4 21. axb5 axb5 22. Be2 Ne5 23. Nf4 Bd7 24. Nd4 Rg6 25. Nxg6+ Nxg6 26. Bxb5 Bxb5 27. Ne6+ 1-0

[Event "SVK-chT1W 1920"]
[Site "Slovakia"]
[Date "2019.10.12"]
[Round "1.5"]
[White "Istona, Martin"]
[Black "Jursa, Branislav"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2237"]
[BlackElo "1977"]
[PlyCount "86"]
[EventDate "2019.10.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Bratislava Lokomotiva"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Bd7 7. b4 cxd4 8. cxd4 f6 9. Bd3 Be7 10. 0-0 f5 11. Be3 Nh6 12. Nc3 Qd8 13. Ne2 Nf7 14. Ne1 g5 15. f4 0-0 16. Kh1 Kh8 17. Rg1 Nh6 18. Rf1 Rg8 19. Qd2 Ng4 20. Nf3 Nxe3 21. Qxe3 h6 22. Rac1 Rc8 23. Rc3 a6 24. Nd2 Qf8 25. Nb3 Qg7 26. Nc5 Bxc5 27. Rxc5 Ne7 28. Rfc1 Bc6 29. Qd2 Rce8 30. R5c3 Qg6 31. Qe3 Kg7 32. Rf1 Kf7 33. Qf2 g4 34. Qe3 h5 35. Nc1 h4 36. Nb3 Rc8 37. Na5 g3 38. h3 Rgd8 39. Be2 Qh6 40. Qf3 Kg6 41. Nb3 Re8 42. Nc5 Kg7 43. Rfc1 Ng6 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.31"]
[Round "9"]
[White "Istona, Martin"]
[Black "Czebe, Attila"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2235"]
[BlackElo "2413"]
[PlyCount "50"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. f4 b5 8. e5 b4 9. Ne4 Nxe4 10. Bxe4 Bb7 11. Qf3 Nc6 12. Nxc6 Bxc6 13. Bxc6 Qxc6 14. Qxc6 dxc6 15. Be3 0-0-0 16. Ke2 Rd5 17. c4 bxc3 18. bxc3 g5 19. g3 gxf4 20. gxf4 Rb5 21. Rhb1 Rg8 22. Kf3 Be7 23. a4 Rxb1 24. Rxb1 Bd8 25. c4 Bc7 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.30"]
[Round "8"]
[White "Gasa, Patrik"]
[Black "Istona, Martin"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2187"]
[BlackElo "2235"]
[PlyCount "23"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. e3 c6 6. Be2 d5 7. 0-0 a5 8. cxd5 Nxd5 9. Bxg7 Kxg7 10. bxa5 Qxa5 11. Qb3 Qb4 12. Nc3 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.29"]
[Round "7"]
[White "Istona, Martin"]
[Black "Aleksandrovskiy, Dmitriy"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2235"]
[BlackElo "2284"]
[PlyCount "26"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. Qf3 Be7 10. Qg3 Nh5 11. Qg4 g6 12. Qe2 0-0 13. Na4 Qc7 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.29"]
[Round "6"]
[White "Istona, Martin"]
[Black "Komliakov, Viktor"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2235"]
[BlackElo "2366"]
[PlyCount "23"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 h5 6. Nf3 Nh6 7. Be3 a5 8. Bd3 Bf5 9. Be2 Bg4 10. h3 Bxf3 11. Bxf3 h4 12. Bf2 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.28"]
[Round "5"]
[White "Havelka, Ondrej"]
[Black "Istona, Martin"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "2112"]
[BlackElo "2235"]
[PlyCount "90"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Nf6 6. Nge2 0-0 7. f3 e6 8. Ng3 exd5 9. cxd5 a6 10. a4 h5 11. Be2 h4 12. Nf1 Nbd7 13. Bg5 h3 14. g3 Qe8 15. Ne3 Nh7 16. Bf4 Ne5 17. 0-0 f5 18. exf5 g5 19. Bxe5 Bxe5 20. Ng4 Bd4+ 21. Kh1 Bxf5 22. Nh6+ Kg7 23. Nxf5+ Rxf5 24. Bd3 Re5 25. Qd2 Qh5 26. Ne4 Rd8 27. g4 Qf7 28. Rae1 Qxd5 29. Ng3 Rxe1 30. Qxe1 Qe5 31. Nf5+ Kh8 32. Nxd4 cxd4 33. Qb4 Rd7 34. Re1 Qf4 35. Be4 Nf6 36. Qxd4 d5 37. Qc3 dxe4 38. fxe4 Rd2 39. Qxh3+ Kg7 40. Qg3 Qxg3 41. hxg3 Rxb2 42. e5 Nxg4 43. Kg1 Kf7 44. Re4 Nf2 45. e6+ Ke7 0-1

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.27"]
[Round "4"]
[White "Istona, Martin"]
[Black "Fritz, Antoni"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2235"]
[BlackElo "1999"]
[PlyCount "110"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 b5 10. Bxf6 gxf6 11. Kb1 Qb6 12. Nxc6 Bxc6 13. f5 b4 14. Ne2 e5 15. Ng3 Qc5 16. Nh5 Be7 17. Bd3 0-0-0 18. Qe2 d5 19. exd5 Bxd5 20. Ng3 Kb7 21. Be4 Bxe4 22. Nxe4 Qc6 23. c3 bxc3 24. Nxc3 Rhg8 25. g3 Bc5 26. Qe4 Rd4 27. Rxd4 exd4 28. Qxc6+ Kxc6 29. Ne4 Re8 30. Nxf6 Re2 31. Nxh7 d3 32. Rd1 Bd4 33. Rxd3 Rxb2+ 34. Kc1 Rxh2 35. Rxd4 Rxh7 36. Kd2 Rh2+ 37. Ke3 Rxa2 38. Kf4 a5 39. Kg5 Rb2 40. Kf6 Rb4 41. Rd1 Rb7 42. g4 a4 43. g5 a3 44. Rc1+ Kd5 45. g6 fxg6 46. fxg6 Rb6+ 47. Kf5 Rb2 48. Rg1 Kc4 49. g7 Rb8 50. g8Q+ Rxg8 51. Rxg8 a2 52. Ra8 Kb3 53. Ke4 Kb2 54. Kd3 a1Q 55. Rxa1 Kxa1 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.26"]
[Round "2"]
[White "Istona, Martin"]
[Black "Potapov, Pavel"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2235"]
[BlackElo "2496"]
[PlyCount "185"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nc4 b5 9. Ne3 Nf6 10. g3 0-0 11. Bg2 b4 12. Ncd5 Nxd5 13. Nxd5 Bg5 14. Bxg5 Qxg5 15. 0-0 Rb8 16. Qd3 a5 17. Rfd1 Rd8 18. h4 Qh6 19. c3 Bg4 20. Rd2 bxc3 21. bxc3 Be6 22. Ne3 g6 23. Qa6 Rbc8 24. Bf1 f5 25. Bc4 Bxc4 26. Qxc4+ Kh8 27. Qe6 f4 28. Ng4 Qf8 29. Rad1 h5 30. Rxd6 hxg4 31. Qxg6 Rxd6 32. Rxd6 Ne7 33. Qh5+ Kg8 34. Qxe5 Qg7 35. Qe6+ Kf8 36. e5 fxg3 37. fxg3 Rb8 38. Rd4 Qg6 39. Rf4+ Ke8 40. Qxg6+ Nxg6 41. Rxg4 Kf7 42. Kf2 Rb2+ 43. Ke3 Rxa2 44. e6+ Kf6 45. h5 Ne7 46. Kd3 Nc6 47. Rh4 Ne5+ 48. Ke3 Ra3 49. h6 Rxc3+ 50. Kd4 Rc8 51. Kd5 Ng6 52. Ra4 Rd8+ 53. Kc5 Kxe6 54. Rxa5 Rh8 55. Kd4 Rxh6 56. Ra6+ Kf5 57. Ra5+ Kg4 58. Ra6 Kxg3 59. Ke3 Kg4 60. Ke4 Kg5 61. Ra5+ Kf6 62. Ra6+ Kf7 63. Ra7+ Ne7 64. Rb7 Rh4+ 65. Ke5 Rh5+ 66. Ke4 Ke6 67. Rb6+ Kd7 68. Rf6 Nc8 69. Rg6 Nd6+ 70. Kf4 Kc6 71. Rg1 Rf5+ 72. Ke3 Kd5 73. Rd1+ Ke5 74. Rc1 Ne4 75. Ra1 Nc3 76. Ra5+ Nd5+ 77. Ke2 Rh5 78. Kf3 Rh3+ 79. Kg2 Rb3 80. Kf2 Ke4 81. Ra4+ Nb4 82. Ra8 Nd3+ 83. Kg3 Ne5+ 84. Kg2 Rb7 85. Re8 Rg7+ 86. Kf2 Rg5 87. Re7 Kd3 88. Ra7 Rf5+ 89. Kg3 Rf3+ 90. Kg2 Rf8 91. Kg3 Ke3 92. Ra3+ Nd3 93. Kg4 1/2-1/2

[Event "Skalica op"]
[Site "Skalica"]
[Date "2019.08.26"]
[Round "3"]
[White "Pechac, Jergus"]
[Black "Istona, Martin"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2471"]
[BlackElo "2235"]
[PlyCount "83"]
[EventDate "2019.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Rc1 0-0 9. Nf3 Qa5 10. Qd2 Nd7 11. d5 Nf6 12. Bd3 e6 13. c4 Qxd2+ 14. Nxd2 b6 15. f3 exd5 16. cxd5 Nd7 17. 0-0 f5 18. Bb5 f4 19. Bf2 Ne5 20. Rfd1 g5 21. Nc4 Rd8 22. a4 Bd7 23. Bxd7 Rxd7 24. a5 Rb8 25. h4 h6 26. Nxe5 Bxe5 27. Kh2 Kf7 28. Kh3 Kf6 29. Rb1 bxa5 30. Rxb8 Bxb8 31. Bxc5 Be5 32. Rb1 Rc7 33. Rb5 Bc3 34. Bf8 gxh4 35. Bd6 Rg7 36. Bxf4 Be5 37. Bxe5+ Kxe5 38. Rxa5 Kf4 39. d6 Rd7 40. Rf5+ Ke3 41. e5 a5 42. e6 1-0

