[Event "Hamar CC-ch"]
[Site "Hamar"]
[Date "2007.04.19"]
[Round "8"]
[White "Opsahl, Kristoffer"]
[Black "Hoel, Ole"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1045"]
[BlackElo "1729"]
[PlyCount "38"]
[EventDate "2007.01.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 Nxe4 5. Nxe5 Nxe5 6. dxe5 d5 7. Bxd5 Bf5 8. 0-0 Bc5 9. Be3 Bxe3 10. fxe3 Qg5 11. Qf3 0-0-0 12. Qxf5+ Qxf5 13. Rxf5 Rxd5 14. Na3 Rhd8 15. Rxf7 Rxe5 16. Rxg7 h5 17. Nc4 Red5 18. Re7 Rd1+ 19. Rxd1 Rxd1# 0-1

[Event "Hamar CC-ch"]
[Site "Hamar"]
[Date "2007.02.01"]
[Round "3"]
[White "Henriksen, Morgan"]
[Black "Opsahl, Kristoffer"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1298"]
[BlackElo "1045"]
[PlyCount "114"]
[EventDate "2007.01.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Be7 6. g3 0-0 7. Bg2 dxc4 8. 0-0 Nc6 9. Qa4 Bd7 10. Qxc4 b6 11. Ne5 Rc8 12. Nxd7 Qxd7 13. Rd1 cxd4 14. exd4 Na5 15. Qa6 Rfd8 16. Nb5 Nd5 17. Qxa7 Qxa7 18. Nxa7 Rc4 19. Nb5 Nc7 20. Nxc7 Rxc7 21. Be3 Rc2 22. Rab1 Nc4 23. Bf4 Bd6 24. Bc1 Be5 25. Be3 Bf6 26. Be4 Rxb2 27. Rxb2 Nxb2 28. Rc1 g6 29. Rc2 Bxd4 30. Bxd4 Rxd4 31. Bxg6 hxg6 32. Rxb2 Ra4 33. Kf1 b5 34. Ke2 Kg7 35. Kd3 Kf6 36. Kc3 Ra8 37. Re2 Rb8 38. Kb4 Kf5 39. h3 g5 40. f3 e5 41. Rc2 f6 42. Rc5 Ra8 43. a3 Ra4+ 44. Kb3 Ra5 45. g4+ Kg6 46. Rc6 Kf7 47. Rc3 Kg6 48. Kb4 Ra4+ 49. Kxb5 Rd4 50. a4 f5 51. Rc6+ Kf7 52. Rc3 Ke6 53. Rc6+ Kf7 54. gxf5 Rd5+ 55. Rc5 Rd3 56. Rxe5 Rxf3 57. Re6 Rxf5+ 0-1

[Event "Hamar CC-ch"]
[Site "Hamar"]
[Date "2007.01.04"]
[Round "1"]
[White "Nilsen, Thomas"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1641"]
[BlackElo "1045"]
[PlyCount "75"]
[EventDate "2007.01.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c5 5. e3 Nbd7 6. a3 Be7 7. dxc5 Bxc5 8. cxd5 exd5 9. Nxd5 Nxd5 10. Qxd5 0-0 11. Be2 Qc7 12. 0-0 Nf6 13. Qe5 Bd6 14. Qc3 b6 15. Qxc7 Bxc7 16. b4 Be6 17. Bb2 Ne4 18. Rfd1 Rfd8 19. Rac1 Rxd1+ 20. Rxd1 f5 21. Nd4 Bd7 22. Bc4+ Kf8 23. Be6 Rd8 24. Bxd7 Rxd7 25. Ne6+ Ke7 26. Rxd7+ Kxd7 27. Nxg7 Nd6 28. Nh5 Kc6 29. Nf6 Nc4 30. Bc1 h6 31. Ng8 h5 32. Ne7+ Kb5 33. Nxf5 Ka4 34. Nd4 Bd8 35. Nc6 Bf6 36. Nxa7 Nxa3 37. Bxa3 Kxa3 38. b5 1-0

[Event "Hamar op B"]
[Site "Hamar"]
[Date "2006.12.07"]
[Round "7"]
[White "Opsahl, Kristoffer"]
[Black "Hanssen, Lasse Preben"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "126"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 c6 4. Nc3 b5 5. Bb3 a5 6. a3 Nf6 7. d4 Be7 8. dxe5 dxe5 9. Qxd8+ Bxd8 10. Nxe5 0-0 11. 0-0 Re8 12. Bxf7+ Kf8 13. Bxe8 Kxe8 14. Bg5 Bb7 15. Rfe1 h6 16. Bxf6 Bxf6 17. f4 Kf8 18. Rad1 Kg8 19. Nd7 Be7 20. a4 b4 21. Na2 c5 22. b3 Nc6 23. e5 Nd4 24. Rd2 Ra6 25. c3 bxc3 26. Nxc3 Rg6 27. Ne4 Nf3+ 28. Kf1 Nxe1 29. Ndxc5 Bxe4 30. Nxe4 Bb4 31. Rd8+ Kh7 32. g3 Rc6 33. Nd2 Rc1 34. Ke2 Nc2 35. Rc8 Nd4+ 36. Ke3 Rxc8 37. Kxd4 Bxd2 38. Kd5 Kg8 39. Kd6 Re8 40. f5 Bc3 41. e6 Bb4+ 42. Kd7 Kf8 43. g4 Be1 44. h3 Bh4 45. Kd6 Rb8 46. Kc5 Rxb3 47. Kc4 Rb4+ 48. Kc5 Rxa4 49. Kb5 Ra1 50. Kc4 Bd8 51. Kb3 Rc1 52. Ka4 Rc3 53. h4 Rg3 54. g5 hxg5 55. h5 Ke7 56. f6+ gxf6 57. h6 Rh3 58. Kb5 g4 59. h7 Rxh7 60. Ka6 g3 61. Kb7 g2 62. Ka7 g1Q+ 63. Ka6 Qb6# 0-1

[Event "Hamar op B"]
[Site "Hamar"]
[Date "2006.11.16"]
[Round "6"]
[White "Mueller, Kai2222"]
[Black "Opsahl, Kristoffer"]
[Result "1/2-1/2"]
[ECO "C68"]
[PlyCount "88"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bd6 6. d3 Bg4 7. Nbd2 Ne7 8. Nc4 0-0 9. Bg5 f6 10. Bh4 Ng6 11. Bg3 f5 12. h3 fxe4 13. hxg4 exf3 14. Re1 fxg2 15. Nxe5 Nxe5 16. Bxe5 Bxe5 17. Rxe5 Qh4 18. f3 Rxf3 19. Qxf3 Qh1+ 20. Kf2 Qxa1 21. Kxg2 Qxb2 22. Qe2 Qa3 23. Re7 Qd6 24. Kh3 Kf8 25. Re6 Qd7 26. Qe4 Re8 27. Qb4+ Kf7 28. Rxe8 Qxe8 29. Qxb7 Qe3+ 30. Kg2 Qb6 31. Qc8 h6 32. Qf5+ Kg8 33. Qc8+ Kh7 34. Qf5+ Kg8 35. Qc8+ Kf7 36. Qd7+ Kg8 37. Qe8+ Kh7 38. Qe4+ Kg8 39. Qe6+ Kh8 40. Qe8+ Kh7 41. Qe4+ Kh8 42. Qe8+ Kh7 43. Qe4+ Kg8 44. Qe8+ Kh7 1/2-1/2

[Event "Hamar op B"]
[Site "Hamar"]
[Date "2006.11.02"]
[Round "5"]
[White "Bakken, Ole"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "63"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Ne5 5. Be2 Nf6 6. Nd2 Bc5 7. c3 0-0 8. 0-0 d5 9. N2b3 Bb6 10. f4 Nc6 11. exd5 Nxd4 12. Nxd4 Nxd5 13. Kh1 Bd7 14. Bc4 c6 15. f5 Qf6 16. Qg4 Bxd4 17. cxd4 Rfe8 18. Bxd5 cxd5 19. Bg5 Qb6 20. Qh4 f6 21. Bc1 Re4 22. Qg3 Kf7 23. Bd2 Qxd4 24. Bc3 Qb6 25. Qf3 Rae8 26. Qh5+ Kg8 27. Rfe1 Qxb2 28. Qxe8+ Bxe8 29. Bxb2 Rc4 30. Rxe8+ Kf7 31. Re2 d4 32. Rae1 1-0

[Event "Hamar op B"]
[Site "Hamar"]
[Date "2006.10.26"]
[Round "4"]
[White "Opsahl, Kristoffer"]
[Black "Juliussen, Frank"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "88"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 Qa5+ 4. c3 cxd4 5. Nxd4 Nxd4 6. Qxd4 e5 7. Qd3 Nf6 8. Be3 Be7 9. Be2 0-0 10. 0-0 Qc7 11. Nd2 a5 12. Nc4 Bc5 13. Bxc5 Qxc5 14. Rad1 b6 15. Qc2 Ba6 16. Nd6 Bxe2 17. Qxe2 Rfb8 18. Rfe1 b5 19. a3 g6 20. Kf1 Ra6 21. Qd3 Rbb6 22. b4 axb4 23. cxb4 Qc6 24. Nxb5 Qxb5 25. Qxb5 Rxb5 26. Ra1 Ne8 27. Rec1 Rc6 28. Ke2 Rb8 29. Rcb1 Nd6 30. a4 Nxe4 31. Ke3 Nc3 32. Rb3 Nd5+ 33. Kd2 Rxb4 34. Rxb4 Nxb4 35. a5 Na6 36. Kd3 d5 37. g3 f5 38. h4 d4 39. Ra3 Nb4+ 40. Kd2 Na6 41. Kd3 h6 42. Ra1 g5 43. h5 Rc3+ 44. Kd2 f4 0-1

[Event "Hamar op B"]
[Site "Hamar"]
[Date "2006.09.21"]
[Round "2"]
[White "Sangen, Kjetil"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "D38"]
[PlyCount "59"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. Nf3 0-0 6. e3 c5 7. Bd3 Bxc3+ 8. bxc3 dxc4 9. Bxc4 cxd4 10. Bxf6 Qxf6 11. cxd4 Bd7 12. 0-0 Bc6 13. Ne5 Bd5 14. Bxd5 exd5 15. Qb3 Qe6 16. Qxb7 f6 17. Qxa8 fxe5 18. Qxa7 e4 19. Rab1 Nd7 20. Rb7 Rd8 21. Rc1 Kf8 22. Rcc7 Ke8 23. a4 g5 24. a5 g4 25. g3 h5 26. a6 h4 27. Rxd7 Rxd7 28. Rxd7 Qxd7 29. Qxd7+ Kxd7 30. a7 1-0

[Event "Varen CC-ch"]
[Site "Varen"]
[Date "2006.05.04"]
[Round "9"]
[White "Solbakken, Jan Borge"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "55"]
[EventDate "2006.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Bb4+ 5. c3 Bd6 6. Bg3 0-0 7. Nbd2 Bxg3 8. hxg3 Nc6 9. Bd3 h6 10. Qc2 Ne7 11. Ne5 Qd6 12. g4 Nc6 13. f4 Nxe5 14. fxe5 Qe7 15. exf6 Qxf6 16. Nf3 e5 17. dxe5 Qb6 18. Kf2 Bxg4 19. Rh4 Bxf3 20. gxf3 Rfe8 21. f4 f6 22. Rh5 fxe5 23. fxe5 Rf8+ 24. Ke2 Qe6 25. Bf5 Qa6+ 26. Qd3 Qxd3+ 27. Kxd3 g5 28. Be6+ 1-0

[Event "Varen CC-ch"]
[Site "Varen"]
[Date "2006.04.20"]
[Round "8"]
[White "Opsahl, Kristoffer"]
[Black "Nygard, Per"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "46"]
[EventDate "2006.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. c3 cxd4 4. cxd4 Qb6 5. Nc3 Nc6 6. Nf3 Nf6 7. d5 exd5 8. Nxd5 Nxd5 9. exd5 Nb4 10. a3 Na6 11. Qd4 Bc5 12. Qe5+ Kf8 13. Be3 d6 14. Bxc5 Nxc5 15. Qd4 Bf5 16. Bc4 Re8+ 17. Kd2 Ne4+ 18. Ke1 Ng5+ 19. Kf1 Nxf3 20. Qxb6 Nd2+ 21. Kg1 axb6 22. Bb5 Rc8 23. g3 Be4 0-1

[Event "Varen CC-ch"]
[Site "Varen"]
[Date "2006.03.16"]
[Round "6"]
[White "Hanssen, Lasse Preben"]
[Black "Opsahl, Kristoffer"]
[Result "0-1"]
[ECO "C20"]
[PlyCount "60"]
[EventDate "2006.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. c3 Nf6 3. Qf3 Nc6 4. Bb5 Bc5 5. a4 0-0 6. b4 Be7 7. Ne2 d5 8. d3 Bg4 9. Qe3 d4 10. Qd2 dxc3 11. Nbxc3 Bxe2 12. Bxc6 bxc6 13. Nxe2 Qd6 14. Ba3 Rfd8 15. Nc1 Qd4 16. Ra2 Rab8 17. 0-0 Bxb4 18. Qc2 Bxa3 19. Rxa3 Qb4 20. Rb3 Qd6 21. Na2 Rxb3 22. Qxb3 Qxd3 23. Nc3 Nxe4 24. Rd1 Nd2 25. Qb2 f6 26. Nb1 Nf3+ 27. gxf3 Qxd1+ 28. Kg2 Qxa4 29. Nd2 Qd4 30. Ne4 Qxb2 0-1

[Event "Varen CC-ch"]
[Site "Varen"]
[Date "2006.03.02"]
[Round "5"]
[White "Opsahl, Kristoffer"]
[Black "Pilo, Lars"]
[Result "0-1"]
[ECO "B55"]
[PlyCount "42"]
[EventDate "2006.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nf3 Bg4 7. Be3 e6 8. Nbd2 Be7 9. 0-0 Rc8 10. c3 0-0 11. Qc2 Nb4 12. Qb1 Nxd3 13. Qxd3 Qc7 14. h3 Bh5 15. Bxa7 b6 16. Qa6 Nd7 17. Nd4 Ra8 18. Nb5 Qc6 19. Nd4 Qc8 20. Qxc8 Rfxc8 21. Nb5 Be2 0-1

[Event "Varen CC-ch"]
[Site "Varen"]
[Date "2006.02.16"]
[Round "4"]
[White "Ormasen, Odd Steinar"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "D40"]
[PlyCount "41"]
[EventDate "2006.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Nf3 c5 5. g3 Nc6 6. Bg5 Be7 7. Bg2 cxd4 8. Nxd4 Nxd4 9. Qxd4 dxc4 10. Qxc4 0-0 11. 0-0 h6 12. Bf4 Qb6 13. Rad1 Qxb2 14. Rb1 Qc2 15. Rfc1 Qf5 16. Rb5 Qg4 17. h3 Qg6 18. Qc7 Bd8 19. Qc4 a6 20. Rb3 Ra7 21. Qxc8 1-0

[Event "Varen CC-ch"]
[Site "Varen"]
[Date "2006.02.02"]
[Round "3"]
[White "Opsahl, Kristoffer"]
[Black "Engli, Knut"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "70"]
[EventDate "2006.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. 0-0 0-0 6. d3 d6 7. Be3 Bg4 8. h3 Bh5 9. Qe2 Nd4 10. Bxd4 exd4 11. Nd5 c5 12. c3 dxc3 13. bxc3 Nd7 14. d4 a6 15. Nf4 Bxf3 16. Qxf3 b5 17. Bd5 Rb8 18. a3 Nb6 19. Rfe1 Bg5 20. dxc5 dxc5 21. Rad1 Qf6 22. g3 Bxf4 23. Qxf4 Qxc3 24. Bxf7+ Kh8 25. Qc7 Qf6 26. Bd5 Qxf2+ 27. Kh1 Nxd5 28. exd5 Rbe8 29. Rf1 Qe3 30. Rxf8+ Rxf8 31. d6 Qxg3 32. Qe7 Qxh3+ 33. Kg1 Qg4+ 34. Kh2 Rf2+ 35. Kh1 Qg2# 0-1

[Event "Varen CC-ch"]
[Site "Varen"]
[Date "2006.01.19"]
[Round "2"]
[White "Brobakken, Geir"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "C27"]
[PlyCount "49"]
[EventDate "2006.01.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 0-0 5. Bg5 Nc6 6. Nd5 Be7 7. Nxe7+ Qxe7 8. Qd2 d6 9. Ne2 Be6 10. Bb3 h6 11. Bxf6 Qxf6 12. 0-0 Rad8 13. f4 Bxb3 14. axb3 a6 15. Ng3 exf4 16. Rxf4 Qxb2 17. Raf1 Qe5 18. Rg4 g5 19. h4 f6 20. Nf5 Kh7 21. d4 Qe8 22. Rf3 Rg8 23. Rh3 Qh5 24. hxg5 Qxg4 25. Rxh6# 1-0

[Event "Hamar op B"]
[Site "Hamar"]
[Date "2005.09.15"]
[Round "2"]
[White "Sangen, Kjetil"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "A44"]
[PlyCount "63"]
[EventDate "2005.09.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 c5 3. d5 e5 4. Nc3 h6 5. e4 Nf6 6. f4 Bd7 7. Nf3 Bg4 8. Be2 Bxf3 9. Bxf3 a6 10. 0-0 Be7 11. fxe5 dxe5 12. Be3 Qc7 13. Qd2 0-0 14. Rad1 Bd6 15. Bxh6 gxh6 16. Qxh6 Nh7 17. Bg4 f6 18. Be6+ Kh8 19. Rf3 Qg7 20. Qh5 Nd7 21. Rg3 Qe7 22. Rdd3 Nb6 23. b3 a5 24. Nb5 Rad8 25. Rh3 Nd7 26. Bf5 Rf7 27. Bxh7 Rxh7 28. Qxh7+ Qxh7 29. Rxh7+ Kxh7 30. Nxd6 Kg6 31. Rg3+ Kh6 32. Nf7+ 1-0

[Event "Hamar CC-ch"]
[Site "Hamar"]
[Date "2005.05.12"]
[Round "9"]
[White "Bjerke, Jan Arne"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1362"]
[PlyCount "48"]
[EventDate "2005.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be6 5. Bxe6 fxe6 6. fxe5 dxe5 7. 0-0 Bc5+ 8. Kh1 Nf6 9. Nc3 0-0 10. d3 Ng4 11. Bg5 Qd6 12. Qe2 Ne3 13. Bxe3 Bxe3 14. Qxe3 Nd4 15. Qd2 Qb4 16. b3 Nb5 17. Nxb5 Qxb5 18. Qg5 Qc5 19. c4 b5 20. Nxe5 Rxf1+ 21. Rxf1 Rf8 22. Rxf8+ Qxf8 23. h4 Qf1+ 24. Kh2 Qxd3 1-0

[Event "Hamar CC-ch"]
[Site "Hamar"]
[Date "2005.04.07"]
[Round "7"]
[White "Saxrud, Ole Henrik"]
[Black "Opsahl, Kristoffer"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "41"]
[EventDate "2005.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. d3 Nf6 5. Be3 Bxe3 6. fxe3 d5 7. b3 d4 8. exd4 Nxd4 9. Nxe5 Qd6 10. Nc4 Qb4 11. Qd2 0-0 12. h3 Re8 13. a3 Qe7 14. e5 b5 15. Nxb5 Nxb5 16. d4 a6 17. Be2 Ne4 18. Qf4 Nec3 19. Bd3 Nd5 20. Qe4 Nbc3 21. Qxh7+ 1-0

[Event "Hamar CC-ch"]
[Site "Hamar"]
[Date "2005.03.17"]
[Round "6"]
[White "Opsahl, Kristoffer"]
[Black "Markovic, Dusan2222"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "710"]
[PlyCount "52"]
[EventDate "2005.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. 0-0 0-0 6. d3 h6 7. Be3 Bxe3 8. fxe3 Ng4 9. Qd2 Nb4 10. h3 Nxe3 11. Qxe3 Nxc2 12. Qd2 Nxa1 13. Rxa1 c6 14. d4 exd4 15. Qxd4 Qb6 16. Qxb6 axb6 17. a3 b5 18. Bd3 b4 19. Ne2 bxa3 20. Rxa3 Rb8 21. e5 Re8 22. Bc4 b5 23. Rb3 Ba6 24. Ra3 bxc4 25. Rxa6 Rxb2 26. Ned4 c3 0-1

