[Event "IECC T128109"]
[Site "IECC email"]
[Date "2015.05.01"]
[Round "?"]
[White "Kranz, Werner"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "B95"]
[PlyCount "61"]
[EventDate "2015.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "Koenigsspringer"]
[BlackTeam "IWCF V"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 h6 8. Bxf6 Qxf6 9. Qxf6 gxf6 10. Be2 h5 11. a3 Bd7 12. 0-0-0 Nc6 13. h4 Kd8 14. Kb1 Kc7 15. Nf3 Be7 16. Rhf1 Ne5 17. Nd4 Rag8 18. g3 Ng4 19. Rd2 Nh2 20. Re1 Ng4 21. Bxg4 hxg4 22. Nd1 Rh5 23. c4 Re5 24. Ree2 Bf8 25. Rd3 Bh6 26. Nc3 Rc5 27. b3 Kd8 28. Nc2 Ke7 29. Ne3 Bxe3 30. Rdxe3 b5 31. cxb5 1/2-1/2

[Event "IECC T128154"]
[Site "IECC email"]
[Date "2015.05.01"]
[Round "?"]
[White "Mayer, Eduardo"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "D98"]
[WhiteElo "2784"]
[PlyCount "81"]
[EventDate "2015.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[WhiteTeamCountry "CHI"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 Nc6 8. Be2 Bg4 9. d5 Na5 10. Qb4 Bxf3 11. Bxf3 c6 12. 0-0 Qb6 13. Qa4 Nd7 14. Rd1 Rfd8 15. g3 h5 16. Bg2 Ne5 17. Rb1 Nac4 18. h3 Qc5 19. Qc2 Rac8 20. Bg5 Bf6 21. Bxf6 exf6 22. Rbc1 Kg7 23. b3 Nb6 24. Qd2 Qb4 25. f4 Ned7 26. d6 c5 27. Bf1 c4 28. bxc4 Qa3 29. Qd4 Rc6 30. Kh2 Qb2+ 31. Kh1 Qa3 32. Rb1 Nc5 33. e5 Ne6 34. Qe3 Nxc4 35. Qe1 fxe5 36. fxe5 Nb6 37. Nb5 Qxa2 38. Ra1 Qc2 39. Bd3 Qb3 40. Rab1 Qa2 41. Rd2 1/2-1/2

[Event "IECC T128109"]
[Site "IECC email"]
[Date "2015.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Grott, Peter"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "80"]
[EventDate "2015.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWCF V"]
[BlackTeam "DESC.Europe"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 Nc6 5. Nf3 0-0 6. 0-0 e4 7. Ng5 Bxc3 8. bxc3 Re8 9. f3 exf3 10. Nxf3 Qe7 11. e3 d6 12. d3 Ne5 13. Nd4 a6 14. a4 Bg4 15. Qc2 Qd7 16. e4 Kh8 17. Nf5 a5 18. Bg5 Ng8 19. h3 f6 20. Bh4 Bh5 21. g4 Bf7 22. Ne3 Be6 23. Qe2 Nh6 24. d4 Ng6 25. Bg3 Rad8 26. Rf2 b6 27. Bf1 Rf8 28. Qd1 Qc8 29. Bg2 Nf7 30. h4 Bd7 31. Bf3 Bc6 32. Nd5 Rde8 33. Rg2 Ne7 34. Ne3 Nh6 35. Bf2 Ng6 36. Nd5 Bd7 37. Rb1 Ne7 38. Ne3 Ng6 39. Bg3 Bc6 40. Qc2 Ne7 1/2-1/2

[Event "IECC T128109"]
[Site "IECC email"]
[Date "2015.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Kovacs, Katharina"]
[Result "1/2-1/2"]
[ECO "D56"]
[PlyCount "70"]
[EventDate "2015.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWCF V"]
[BlackTeam "IWCF III"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 0-0 7. e3 Ne4 8. Bxe7 Qxe7 9. Rc1 c6 10. Bd3 Nxc3 11. Rxc3 dxc4 12. Bxc4 Nd7 13. Qc2 e5 14. Qe4 Re8 15. 0-0 exd4 16. Qxe7 Rxe7 17. Nxd4 Nb6 18. Bb3 Bd7 19. Rfc1 Rd8 20. Rd3 Ree8 21. a4 c5 22. Rxc5 Bxa4 23. g3 Bxb3 24. Rxb3 Rd7 25. Ra5 Nc8 26. Rc3 a6 27. b4 Nd6 28. Rd5 Red8 29. f3 g6 30. Kf2 Ne8 31. Rxd7 Rxd7 32. Ke2 Nc7 33. Nb3 Nb5 34. Rc4 f6 35. Nc5 Rc7 1/2-1/2

[Event "IECC T128109"]
[Site "IECC email"]
[Date "2015.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Ramsey, Rebecca R"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "50"]
[EventDate "2015.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWCF V"]
[BlackTeam "WOMERICANS"]

1. c4 Nf6 2. Nc3 e5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 Be6 10. d3 a5 11. b5 Nd4 12. Nd2 c6 13. bxc6 Nxc6 14. Rb1 a4 15. Bxc6 bxc6 16. Qc2 Qc7 17. Nb5 Qb7 18. Nc3 Qa6 19. Nce4 Nd7 20. Nc4 Rfb8 21. Rxb8+ Rxb8 22. Be3 f6 23. Rc1 Rb3 24. Ned2 Rb5 25. Ne4 Rb3 1/2-1/2

[Event "IECC T002014"]
[Site "IECC email"]
[Date "2014.04.01"]
[Round "?"]
[White "Luiz, Oliveira Diego"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "A37"]
[PlyCount "61"]
[EventDate "2014.04.01"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "Steamroller"]
[BlackTeam "IWCF V"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 e5 6. 0-0 Nge7 7. d3 0-0 8. a3 d6 9. Bd2 a5 10. Rb1 h6 11. Ne1 Be6 12. Nd5 Rb8 13. b4 axb4 14. axb4 b5 15. bxc5 bxc4 16. Rxb8 Qxb8 17. dxc4 dxc5 18. Nd3 Qd6 19. e4 Nd4 20. f4 Nec6 21. fxe5 Nxe5 22. Nxe5 Bxe5 23. Bxh6 Rb8 24. Bf4 Rb2 25. Bxe5 Qxe5 26. Rf2 Qb8 27. Rxb2 Qxb2 28. h4 Nc6 29. h5 Ne5 30. hxg6 fxg6 31. Bf1 1/2-1/2

[Event "IECC T002014"]
[Site "IECC email"]
[Date "2014.04.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Ramini, Edgardo"]
[Result "1-0"]
[ECO "A29"]
[PlyCount "53"]
[EventDate "2014.04.01"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWCF V"]
[BlackTeam "MAPEJK 4"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. a3 Be6 10. Be3 f5 11. Rc1 Kh8 12. b4 a5 13. b5 Nd4 14. Nxe5 Bxa3 15. Bxb7 Bxc1 16. Qxc1 Rb8 17. Bxd4 Qxd4 18. Nc6 Qd6 19. Nxb8 Rxb8 20. Bg2 a4 21. Qb2 Bb3 22. Rc1 Kg8 23. Nb1 f4 24. Rc6 Qe7 25. Be4 Nd5 26. Nd2 Nb4 27. Rc1 1-0

[Event "IECC T002014"]
[Site "IECC email"]
[Date "2014.04.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Wilke, Oliver"]
[Result "1/2-1/2"]
[ECO "A25"]
[PlyCount "50"]
[EventDate "2014.04.01"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWCF V"]
[BlackTeam "DESC Schachloewen"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 Nc6 5. a3 d6 6. e3 a6 7. Nge2 Bf5 8. b4 Ba7 9. d3 Qd7 10. h3 h5 11. Bb2 0-0 12. Nd5 Nxd5 13. cxd5 Ne7 14. d4 f6 15. Qb3 Qe8 16. Rc1 Rc8 17. dxe5 fxe5 18. Bxe5 dxe5 19. d6+ Kh8 20. dxe7 Qxe7 21. 0-0 c6 22. Nc3 e4 23. h4 Rcd8 24. Qc4 Rde8 25. Qe2 Bg4 1/2-1/2

[Event "IECC T002014"]
[Site "IECC email"]
[Date "2014.04.01"]
[Round "?"]
[White "Papenfuss, Ingo"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "B90"]
[PlyCount "67"]
[EventDate "2014.04.01"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "Blockade 06"]
[BlackTeam "IWCF V"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Be7 9. f3 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. fxe6 axb3 17. cxb3 fxe6 18. Bh3 Rxa2 19. Bxe6+ Kh8 20. Ng3 Nc7 21. Bc4 Qa8 22. Rhf1 Rxf1 23. Rxf1 Ra1+ 24. Kc2 Rxf1 25. Bxf1 d5 26. exd5 Nxd5 27. Bf2 N7b6 28. h4 Qf8 29. Ne4 Qc8+ 30. Kb1 Nf4 31. Bb5 Nbd5 32. Qd1 Qf5 33. Qc2 h6 34. Bc6 1/2-1/2

[Event "IECC T002014"]
[Site "IECC email"]
[Date "2014.04.01"]
[Round "?"]
[White "Petzold, Vinzenz"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "D87"]
[PlyCount "56"]
[EventDate "2014.04.01"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IQ-Chess Club"]
[BlackTeam "IWCF V"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 0-0 10. 0-0 Bg4 11. f3 Bd7 12. Rb1 Qc7 13. Qd2 cxd4 14. cxd4 Nxd4 15. Bxd4 Qxc4 16. Bxg7 Kxg7 17. Rxb7 Rfd8 18. Rc1 Qa6 19. Qb2+ Kg8 20. h3 Be6 21. a3 Rd2 22. Qxd2 Qxb7 23. Qb4 Qxb4 24. axb4 Rc8 25. Ra1 Bc4 26. Nf4 g5 27. Nd5 Bxd5 28. exd5 Rc7 1/2-1/2

[Event "IECC T002013"]
[Site "IECC email"]
[Date "2013.04.01"]
[Round "?"]
[White "Bruening, Ralf"]
[Black "Opitz, Sina"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "89"]
[EventDate "2013.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "DESC.Europe"]
[BlackTeam "IWEC 3"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Be7 9. f3 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. Nbd4 exd4 17. Nxd4 b3 18. Kb1 bxc2+ 19. Nxc2 Bb3 20. axb3 axb3 21. Na3 Ne5 22. Qg2 Qb8 23. Bf4 Kh8 24. h4 Qb7 25. Rh3 Ra4 26. Re3 f6 27. Qe2 g6 28. Bg2 Qb6 29. Rc3 gxf5 30. Be3 Qb4 31. Bd2 Qb7 32. exf5 Qd7 33. Rf1 Rxh4 34. Rxb3 fxg5 35. Rb7 Qd8 36. Be1 Rf4 37. Rh1 Ng7 38. Be4 Nxf5 39. Nc4 Rf7 40. Ra7 Kg7 41. Bc3 Rh4 42. Rxh4 Nxh4 43. Bd5 Rf5 44. Qh5 Nhg6 45. Ra8 1-0

[Event "IECC T002013"]
[Site "IECC email"]
[Date "2013.04.01"]
[Round "?"]
[White "Glauber, Simon"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "B99"]
[PlyCount "66"]
[EventDate "2013.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "NachtEulen B"]
[BlackTeam "IWEC 3"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 b5 10. Bd3 Bb7 11. Rhe1 Be7 12. Qg3 b4 13. Nd5 exd5 14. exd5 Kd8 15. Nc6+ Bxc6 16. dxc6 Nc5 17. Bh4 Rg8 18. Bf5 Ra7 19. Qf3 g6 20. Bd3 h6 21. g4 Re8 22. Bf2 Nxd3+ 23. Rxd3 Ra8 24. Red1 Qa5 25. a3 Qb5 26. Bh4 bxa3 27. Bxf6 Bxf6 28. Rxd6+ Kc8 29. Qxa3 Be7 30. Qe3 Rb8 31. b3 Rb6 32. R1d5 Qf1+ 33. Rd1 Qb5 1/2-1/2

[Event "IECC T002013"]
[Site "IECC email"]
[Date "2013.04.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Mueller, Wolfgang"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "146"]
[EventDate "2013.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWEC 3"]
[BlackTeam "Suedwester 1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. a3 Be6 10. b4 a5 11. b5 Nd4 12. Nd2 c6 13. bxc6 Nxc6 14. Rb1 Rc8 15. Bb2 Re8 16. Re1 Bf8 17. Na4 Nd5 18. Rc1 f6 19. Ne4 Bf7 20. Bh3 Rc7 21. e3 g6 22. Bg2 f5 23. Nec3 Nxc3 24. Rxc3 Bd5 25. Bxd5+ Qxd5 26. Nb6 Qe6 27. Qb3 Rf7 28. Kg2 Qd6 29. Rcc1 Bg7 30. Nc4 Qd5+ 31. e4 Qe6 32. Bc3 fxe4 33. dxe4 Qf6 34. Qb2 Qf3+ 35. Kg1 Bf8 36. Rc2 Bc5 37. Rd2 Ref8 38. Ree2 a4 39. Nd6 Re7 40. Qa2+ Kg7 41. Qc4 b6 42. Nb5 h5 43. Qd3 Qg4 44. Kg2 h4 45. h3 Qg5 46. Ba1 Rd8 47. Qc2 Bxf2 48. Rxf2 Rxd2 49. Qxd2 Qxg3+ 50. Kh1 Qxh3+ 51. Kg1 Rd7 52. Qf4 Rd1+ 53. Rf1 Rxf1+ 54. Qxf1 Qg4+ 55. Kh2 Qg3+ 56. Kh1 Qb3 57. Kg2 Qe3 58. Kh2 Kh7 59. Bb2 Qg3+ 60. Kh1 h3 61. Nc7 Qe3 62. Bc1 Qxe4+ 63. Kh2 Kg8 64. Nb5 Ne7 65. Nd6 Qc2+ 66. Kxh3 Qc3+ 67. Kh2 Qc2+ 68. Kg3 Nf5+ 69. Nxf5 gxf5 70. Bg5 Kf7 71. Qh1 Ke6 72. Qh6+ Kd5 73. Be7 Qb3+ 1/2-1/2

[Event "IECC T002013"]
[Site "IECC email"]
[Date "2013.04.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Pawlowski, Willi"]
[Result "1/2-1/2"]
[ECO "A22"]
[PlyCount "113"]
[EventDate "2013.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWEC 3"]
[BlackTeam "Blindenschachbund"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Re8 6. 0-0 d6 7. d3 h6 8. Bd2 a5 9. Qc2 c6 10. a3 Bc5 11. Rab1 Na6 12. Ne4 Bb6 13. Nxf6+ Qxf6 14. b4 axb4 15. axb4 Bd7 16. Qb2 Qe7 17. Ra1 f6 18. Rfc1 Nc7 19. Rxa8 Rxa8 20. c5 dxc5 21. bxc5 Bxc5 22. Qxb7 Bd6 23. Ne1 c5 24. Nc2 Ra2 25. Be1 Kh8 26. Qb1 Ra4 27. Qb8+ Kh7 28. Qb7 Ne6 29. Rb1 Nd4 30. Nxd4 exd4 31. Bd5 Qe8 32. Bd2 Bc8 33. Qb3 Ra7 34. e4 dxe3 35. Bxe3 Bf5 36. Qb6 Qe7 37. Bc4 Qc7 38. Qxc7 Rxc7 39. Kf1 g5 40. Ke2 Bg4+ 41. f3 Bc8 42. Bd5 Kg7 43. Rb8 Be5 44. Kd2 h5 45. Ra8 Bb7 46. Bxb7 Rxb7 47. Bxc5 Rb2+ 48. Ke3 Rxh2 49. Ke4 Bxg3 50. Kf5 Kf7 51. Rf8+ Kg7 52. Rxf6 h4 53. Ra6 Kf7 54. Ra7+ Ke8 55. Re7+ Kd8 56. Rh7 Bf4 57. Be7+ 1/2-1/2

[Event "IECC T002011"]
[Site "IECC email"]
[Date "2012.05.01"]
[Round "?"]
[White "Delgado, Lucas Pavanelli"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "B94"]
[PlyCount "47"]
[EventDate "2012.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Be2 Qb6 8. Nb3 g6 9. a4 Bg7 10. a5 Qc7 11. 0-0 0-0 12. Qd2 b5 13. axb6 Nxb6 14. h3 Be6 15. Nd4 Bc4 16. Rfd1 Bxe2 17. Qxe2 Qb7 18. Nb3 Rfc8 19. Na5 Qc7 20. Ra3 Nc4 21. Nxc4 Qxc4 22. Qf3 Rab8 23. Bxf6 Bxf6 24. Nd5 1/2-1/2

[Event "IECC T002011"]
[Site "IECC email"]
[Date "2012.05.01"]
[Round "?"]
[White "Engelhard, Christof"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "B90"]
[PlyCount "70"]
[EventDate "2012.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "DESC ChessAnalysators"]
[BlackTeam "IWEC"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. f3 b5 10. 0-0-0 h5 11. Nd5 Rc8 12. Kb1 Bxd5 13. exd5 Nb6 14. Bxb6 Qxb6 15. g3 g6 16. Bh3 Bh6 17. f4 Rc7 18. Qd3 e4 19. Rhe1 0-0 20. Qd4 Qxd4 21. Rxd4 Re8 22. Na5 h4 23. Nc6 Kg7 24. c3 hxg3 25. hxg3 Nh5 26. Rdxe4 Rxe4 27. Rxe4 Nxg3 28. Re8 Bxf4 29. Rc8 Rxc8 30. Bxc8 a5 31. Nxa5 g5 32. Kc2 Nf1 33. Kd3 Ne3 34. Nc6 Nd1 35. Kc2 Ne3+ 1/2-1/2

[Event "IECC T002011"]
[Site "IECC email"]
[Date "2012.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Rensburg, Johann Van"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "89"]
[EventDate "2012.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWEC"]
[BlackTeam "Suedwester"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. a3 Be6 10. b4 a5 11. b5 Nd4 12. Nd2 c6 13. bxc6 Nxc6 14. Rb1 Rc8 15. Bb2 Re8 16. Re1 Bf8 17. Na4 Nd5 18. Rc1 f6 19. Nb3 Bf7 20. Bh3 Rc7 21. e4 Nde7 22. Nc3 Nd4 23. Nxd4 exd4 24. Nb5 Rxc1 25. Bxc1 Nc6 26. a4 Bb4 27. Rf1 Qb6 28. Kg2 Rd8 29. Bf4 Ne5 30. Qc2 Qc5 31. Qe2 Be8 32. Bxe5 Qxe5 33. Rc1 Bxb5 34. axb5 Qxb5 35. Rc7 Bd6 36. Be6+ Kh8 37. Rf7 Bf8 38. Qf3 Qe5 39. Qg4 Qg5 40. Qxg5 fxg5 41. Rxb7 a4 42. Kf3 Bd6 43. Ra7 Rf8+ 44. Ke2 a3 45. e5 1/2-1/2

[Event "IECC T002011"]
[Site "IECC email"]
[Date "2012.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Schaefer, Uwe"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "40"]
[EventDate "2012.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "IWEC"]
[BlackTeam "DESC 2"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 Be6 10. Rb1 a6 11. d3 f5 12. Bb2 Qd7 13. Nd2 Rad8 14. Nb3 Nd5 15. Nc5 Bxc5 16. bxc5 Rf7 17. Re1 f4 18. Ne4 h6 19. Qc2 Bh3 20. Bh1 Be6 1/2-1/2

[Event "IECC T002011"]
[Site "IECC email"]
[Date "2012.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Zapf, Herbert"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "107"]
[EventDate "2012.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 Be6 10. Rb1 f6 11. d3 a5 12. b5 Nd4 13. Nd2 Qc8 14. e3 Nf5 15. Qc2 a4 16. Rd1 Rd8 17. Nce4 Qd7 18. Nc5 Bxc5 19. Qxc5 Nd6 20. Ne4 Bb3 21. Re1 Nxe4 22. Bxe4 Ra5 23. Bxb7 Rxb5 24. Qc6 Bc4 25. Rxb5 Bxb5 26. Qc5 Nd5 27. Bxd5+ Qxd5 28. Qxc7 Qxd3 29. Bb2 h5 30. e4 Rd6 31. Qc3 Bc6 32. Qxd3 Rxd3 33. Re3 Rxe3 34. fxe3 Bxe4 35. h4 Kf7 36. Kf2 Ke6 37. Bc3 Kf5 38. Bb4 g6 39. Be7 g5 40. Ke2 Ke6 41. Bd8 g4 42. Kd2 f5 43. Kc3 Kd6 44. Bg5 Kd5 45. Bd8 Bb1 46. Kd2 Ke4 47. Ke2 Ba2 48. Bc7 Bc4+ 49. Kf2 Ba6 50. Bd8 f4 51. exf4 exf4 52. gxf4 Kxf4 53. Bc7+ Ke4 54. Kg3 1/2-1/2

[Event "DESC VM2010 Rd.2 Gr.08 email"]
[Site "DESC email"]
[Date "2011.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Stolze, Raymund"]
[Result "1/2-1/2"]
[ECO "E88"]
[PlyCount "153"]
[EventDate "2011.05.01"]
[EventType "team-tourn (corr)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "Telechess CBM 159"]
[Source "ChessBase"]
[SourceDate "2014.03.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.03.17"]
[SourceQuality "1"]
[WhiteTeam "IWEC 6 (Youth)"]
[BlackTeam "Die Original Schachkatzen"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 c6 8. Qd2 cxd5 9. cxd5 Nbd7 10. 0-0-0 a6 11. g4 b5 12. Nce2 Nb6 13. Ng3 Bb7 14. Kb1 Rc8 15. h4 Nc4 16. Bxc4 Rxc4 17. h5 Qe7 18. hxg6 fxg6 19. Nh3 Rfc8 20. Ng5 Rc2 21. Qe1 Qc7 22. Rd2 Qc4 23. Ne2 Qa4 24. Qd1 Rxd2 25. Qxd2 b4 26. Nc1 a5 27. Ne6 Qd7 28. Nb3 a4 29. Na5 b3 30. Nxg7 Kxg7 31. Bg5 Ne8 32. axb3 axb3 33. Nxb3 Qb5 34. Nc1 Kg8 35. Na2 Qb3 36. Qd1 Qc4 37. Rh2 Ba6 38. b3 Rb8 39. Kb2 Bc8 40. Qc2 Qb5 41. Nc1 Bd7 42. Qf2 Qb7 43. Qe3 Bb5 44. Kb1 Ba6 45. Ra2 Nc7 46. f4 Rc8 47. fxe5 Nb5 48. exd6 Nc3+ 49. Ka1 Nxa2 50. Nxa2 Rc2 51. Bf6 Re2 52. Qg3 Qb6 53. Bb2 Re3 54. Qf2 Rxb3 55. Qf6 Rxb2 56. Qxb2 Qxd6 57. Qd4 Bc8 58. e5 Qa6 59. g5 Bf5 60. Kb2 Qe2+ 61. Ka3 Qg2 62. e6 Qxg5 63. Qe5 Qe7+ 64. Nb4 Bg4 65. Kb3 Qc5 66. Qe4 Bd1+ 67. Kb2 Ba4 68. Qf4 h5 69. d6 g5 70. Qe4 Qxd6 71. Qg6+ Kh8 72. Qxh5+ Kg7 73. Qxg5+ Kh8 74. Qf6+ Kg8 75. Qg6+ Kh8 76. Qe4 Qd2+ 77. Ka3 1/2-1/2

[Event "DESC VM2010 Rd.2 Gr.08 email"]
[Site "DESC email"]
[Date "2011.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Verbesek, Winfried"]
[Result "1/2-1/2"]
[ECO "D58"]
[PlyCount "85"]
[EventDate "2011.05.01"]
[EventType "team-tourn (corr)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "Telechess CBM 159"]
[Source "ChessBase"]
[SourceDate "2014.03.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.03.17"]
[SourceQuality "1"]
[WhiteTeam "IWEC 6 (Youth)"]
[BlackTeam "Aufbau Ost"]

1. c4 e6 2. Nc3 Nf6 3. d4 d5 4. Bg5 Be7 5. Nf3 0-0 6. e3 h6 7. Bh4 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. b4 Nd7 12. Qb3 Be7 13. b5 Nf6 14. 0-0 a6 15. a4 axb5 16. axb5 Bd6 17. Ne5 Qe8 18. Rxa8 Qxa8 19. Bf3 Re8 20. Nc6 Bxc6 21. bxc6 Qxc6 22. Nxd5 Nxd5 23. Bxd5 Qd7 24. Rc1 Rd8 25. g3 h5 26. e4 c5 27. Rd1 Bc7 28. dxc5 bxc5 29. Qf3 h4 30. Qh5 h3 31. Rd3 Ra8 32. Bxa8 Qxd3 33. Qxh3 Qd8 34. Bd5 g6 35. Qg4 Kg7 36. Kg2 Qd6 37. Qf3 Qf6 38. Qa3 Qe7 39. h4 Bd6 40. f4 Qe8 41. e5 Be7 42. Qa7 Qf8 43. Qd7 1/2-1/2

[Event "DESC VM2010 Rd.2 Gr.08 email"]
[Site "DESC email"]
[Date "2011.05.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Zoechling, Herbert"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "77"]
[EventDate "2011.05.01"]
[EventType "team-tourn (corr)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "Telechess CBM 159"]
[Source "ChessBase"]
[SourceDate "2014.03.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.03.17"]
[SourceQuality "1"]
[WhiteTeam "IWEC 6 (Youth)"]
[BlackTeam "EU-Seniors"]

1. c4 Nf6 2. d4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 0-0 6. e3 h6 7. Bh4 Nbd7 8. cxd5 exd5 9. Bd3 c6 10. Qc2 Re8 11. 0-0 Ne4 12. Bxe7 Qxe7 13. Rae1 b6 14. Nd2 Nxd2 15. Qxd2 Nf6 16. f3 Rd8 17. Qf2 Be6 18. a3 Rac8 19. Qg3 c5 20. Ba6 Rc7 21. Qe5 Bc8 22. Bxc8 Rdxc8 23. Qxe7 Rxe7 24. Kf2 Rd7 25. g4 g6 26. Rg1 c4 27. Rb1 a6 28. h4 b5 29. g5 Nh5 30. gxh6 Kh7 31. Rg5 Nf6 32. f4 Kxh6 33. Rh1 a5 34. h5 b4 35. hxg6+ Kg7 36. gxf7+ Kxf7 37. axb4 axb4 38. Na4 Ne4+ 39. Ke2 1/2-1/2

[Event "DESC VM2010 Rd.2 Gr.08 email"]
[Site "DESC email"]
[Date "2011.05.01"]
[Round "?"]
[White "Pessoa, Francisco Azevedo"]
[Black "Opitz, Sina"]
[Result "1/2-1/2"]
[ECO "B95"]
[PlyCount "171"]
[EventDate "2011.05.01"]
[EventType "team-tourn (corr)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "Telechess CBM 159"]
[Source "ChessBase"]
[SourceDate "2014.03.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.03.17"]
[SourceQuality "1"]
[BlackTeam "IWEC 6 (Youth)"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Bd7 8. 0-0-0 Nc6 9. Kb1 Rc8 10. Nb3 b5 11. Bxf6 Qxf6 12. Qxf6 gxf6 13. a4 Ne5 14. axb5 Ng4 15. Rd2 Bh6 16. Re2 axb5 17. g3 Ne5 18. Na2 Nc4 19. Nb4 Bf8 20. c3 h5 21. h3 e5 22. Nd5 Bg7 23. h4 f5 24. Bh3 fxe4 25. Bxd7+ Kxd7 26. Rxe4 Rb8 27. Re2 Rhc8 28. Rd1 Nb6 29. Nb4 f5 30. Red2 Bf8 31. Re2 Bg7 32. Nc1 Ra8 33. Ncd3 Re8 34. Nc5+ Kc7 35. Nca6+ Kd7 36. Red2 Bf8 37. Kc2 Rec8 38. Ra1 Be7 39. Rdd1 Ke6 40. Ra5 Ra7 41. Rxb5 Nd7 42. Kd2 Bd8 43. Ra1 Nf6 44. Ke2 Ne4 45. Nd5 Kf7 46. Ra2 Rca8 47. Ndb4 Kg6 48. Ra4 Kg7 49. Ke3 Kg6 50. Kf3 Nd2+ 51. Ke2 Ne4 52. Ra1 Kg7 53. Ra2 Kg6 54. Ra4 Kg7 55. Ra3 Kf7 56. Kf1 Kg6 57. Ra4 Nd2+ 58. Kg2 f4 59. Rd5 f3+ 60. Kg1 Ne4 61. Nc2 Kf5 62. Rd3 Nxc3 63. Rxf3+ Ke6 64. Rxc3 Rxa6 65. Rxa6 Rxa6 66. Rc8 Bf6 67. Re8+ Kf7 68. Rb8 d5 69. Rb7+ Ke6 70. Nb4 Ra5 71. Nd3 Ra1+ 72. Kg2 Rd1 73. Nc5+ Kd6 74. b4 e4 75. Rb6+ Ke7 76. Re6+ Kf7 77. Rd6 Ke7 78. Rd7+ Ke8 79. b5 Be7 80. Rc7 Rb1 81. Ne6 Rxb5 82. Ng7+ Kd8 83. Rc2 Kd7 84. Rd2 Bd6 85. Nxh5 Ke6 86. Re2 1/2-1/2

[Event "DESC VM2010 Rd.2 Gr.08 email"]
[Site "DESC email"]
[Date "2011.05.01"]
[Round "?"]
[White "Reyer, Ulli"]
[Black "Opitz, Sina"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "103"]
[EventDate "2011.05.01"]
[EventType "team-tourn (corr)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "Telechess CBM 159"]
[Source "ChessBase"]
[SourceDate "2014.03.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.03.17"]
[SourceQuality "1"]
[WhiteTeam "IQ-Chess"]
[BlackTeam "IWEC 6 (Youth)"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4 0-0 9. 0-0 Be6 10. Ba2 Nc6 11. Bg5 Rc8 12. Bxf6 Bxf6 13. Nd5 Bxd5 14. Bxd5 Qb6 15. Qd2 Ne7 16. a5 Qb5 17. Bb3 Rfd8 18. Rfd1 Rc5 19. Ng5 Bxg5 20. Qxg5 Qd7 21. Rd3 h6 22. Qh5 Nc6 23. c3 Rb5 24. Bd5 Rxb2 25. Rg3 Kh8 26. Bxf7 Ne7 27. Rd1 Rf8 28. h4 Qc6 29. Rf3 Qc5 30. Qg4 Rxf2 31. Rxf2 Rxf7 32. Qg3 Rf6 33. Rb1 d5 34. Rb6 Rxb6 35. axb6 dxe4 36. Kh2 Kg8 37. Rd2 Kf7 38. Rd7 Qxb6 39. Qxe5 Qe6 40. Qxe6+ Kxe6 41. Rxb7 g5 42. Rb6+ Ke5 43. hxg5 hxg5 44. Rxa6 Kf4 45. c4 e3 46. Re6 Nf5 47. c5 Nd4 48. Re8 g4 49. Kg1 Nc6 50. Kf1 Nd4 51. Rd8 e2+ 52. Ke1 1-0

[Event "IECC T002010"]
[Site "IECC email"]
[Date "2010.04.01"]
[Round "?"]
[White "Mack, Juergen"]
[Black "Opitz, Sina"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "132"]
[EventDate "2010.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 dxc4 8. Qc2 b5 9. Ne5 Nd5 10. a4 f6 11. Ng4 Nc6 12. axb5 Nxd4 13. Qxc4 Nb6 14. Qd3 e5 15. Ne3 Bd7 16. Ra5 Be6 17. Bc3 Nb3 18. Ra6 Qxd3 19. exd3 Nc5 20. Bb4 Nxa6 21. Bxe7 Rfe8 22. Ba3 Nb8 23. Rc1 N8d7 24. Bxa8 Nxa8 25. Nc3 Rb8 26. f4 g6 27. Kf2 Kf7 28. Ncd5 Bxd5 29. Nxd5 exf4 30. gxf4 Ndb6 31. Nc3 Rd8 32. Re1 Nc8 33. Re3 Nab6 34. Rh3 Kg7 35. Re3 h6 36. Bc5 Kf7 37. d4 Nd5 38. Nxd5 Rxd5 39. Ra3 Nd6 40. Rxa7 Nxb5 41. Rb7 Nxd4 42. Bxd4 Rxd4 43. Rxc7+ Ke6 44. Kf3 g5 45. Rc6+ Kf5 46. Rc5+ Kg6 47. fxg5 hxg5 48. Rc1 f5 49. Ke3 Rb4 50. Rc2 f4+ 51. Kf2 Kh5 52. Kf3 g4+ 53. Kg2 Kh4 54. Kg1 Rd4 55. Rc8 Rd1+ 56. Kg2 f3+ 57. Kf2 Rd2+ 58. Kg1 Rg2+ 59. Kh1 g3 60. Rh8+ Kg4 61. Rg8+ Kf4 62. hxg3+ Ke3 63. Rc8 Rxg3 64. Rc3+ Kf2 65. Rc2+ Ke1 66. Kh2 Rg8 0-1

[Event "IECC T002010"]
[Site "IECC email"]
[Date "2010.04.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Genov, Blagoy"]
[Result "1/2-1/2"]
[ECO "A34"]
[PlyCount "65"]
[EventDate "2010.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. e3 Nf6 5. a3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. dxc3 Be6 9. e4 Be7 10. Bb5 Qc7 11. 0-0 0-0 12. Ng5 Bxg5 13. Bxg5 Na5 14. Qe2 Bb3 15. Bd3 f6 16. Be3 Rfd8 17. Rfe1 c4 18. Bc2 Bxc2 19. Qxc2 Rd3 20. b4 Nb3 21. Rad1 Rad8 22. Rxd3 Rxd3 23. Rd1 Qd6 24. Rxd3 Qxd3 25. Qxd3 cxd3 26. Kf1 Kf7 27. Ke1 a6 28. a4 Ke6 29. a5 Kd6 30. f3 h5 31. g4 hxg4 32. fxg4 g5 33. c4 1/2-1/2

[Event "IECC T002010"]
[Site "IECC email"]
[Date "2010.04.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Romao, Kelslly"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "54"]
[EventDate "2010.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 0-0 7. Nc3 Ngxe5 8. Nxe5 Nxe5 9. 0-0 d6 10. Na4 Bb6 11. b3 c6 12. Nxb6 axb6 13. Bb2 Qc7 14. Qd2 f6 15. Rfd1 Rd8 16. e4 Bg4 17. f3 Bh5 18. a4 Rd7 19. Qf4 Rdd8 20. Qg3 Bf7 21. Rac1 Qe7 22. Ba3 Be8 23. Ra1 c5 24. Rd2 Bg6 25. Rad1 b5 26. cxb5 Bf7 27. f4 Nd7 1-0

[Event "IECC T002010"]
[Site "IECC email"]
[Date "2010.04.01"]
[Round "?"]
[White "Opitz, Sina"]
[Black "Ruefenacht, Matthias"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "59"]
[EventDate "2010.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]
[WhiteTeam "WCCC 6 (YOUTH)"]
[BlackTeam "DESC.1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 Re8 10. Rb1 Bf8 11. d3 Nd4 12. Nd2 c6 13. e3 Nb5 14. Nde4 f5 15. a4 Nc7 16. Nc5 Nbd5 17. Nxd5 cxd5 18. Bd2 b6 19. Nb3 Qd7 20. Nc1 g6 21. Qb3 Bb7 22. f4 exf4 23. gxf4 Rac8 24. d4 Qe6 25. Nd3 Red8 26. Ne5 Ne8 27. Rbc1 Nf6 28. b5 Rxc1 29. Rxc1 Rc8 30. Qb2 1/2-1/2

[Event "IECC T002010"]
[Site "IECC email"]
[Date "2010.04.01"]
[Round "?"]
[White "Pech, Matej"]
[Black "Opitz, Sina"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "48"]
[EventDate "2010.??.??"]
[EventType "match (corr)"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. g4 Be6 8. h3 h5 9. gxh5 Nd7 10. Bd3 Ngf6 11. h6 gxh6 12. Nf3 Nh5 13. Bh2 Nhf6 14. Nd2 Bxh3 15. Bg3 Be6 16. Qe2 Bb4 17. 0-0-0 Bxc3 18. bxc3 Qa5 19. Kb2 Ne4 20. Bxe4 dxe4 21. Nb3 Qa4 22. Qc2 f5 23. Rh4 Nb6 24. Rdh1 Nc4+ 0-1

