[Event "Tromsoe Old-Young boys"]
[Site "Tromsoe"]
[Date "1991.??.??"]
[Round "1.7"]
[White "Jacobsen, Roger"]
[Black "Johnsen, Kjell Magne"]
[Result "0-1"]
[ECO "A30"]
[PlyCount "88"]
[EventDate "1991.??.??"]
[EventType "team-tourn"]
[EventRounds "1"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. Nc3 c5 6. 0-0 Be7 7. e3 Nc6 8. d4 cxd4 9. exd4 d5 10. cxd5 exd5 11. Bf4 0-0 12. a3 Na5 13. Ne5 Rc8 14. Bh3 Ra8 15. Re1 Bc8 16. Bf1 Bb7 17. Rc1 a6 18. b4 Nc6 19. Nxc6 Bxc6 20. Rc2 a5 21. b5 Bd7 22. Qc1 Bf5 23. Rce2 Ne4 24. Nd1 Rc8 25. Qb2 Bd6 26. f3 Nf6 27. Bxd6 Qxd6 28. Re5 g6 29. Ne3 Be6 30. Ng2 Bh3 31. Bd3 Bxg2 32. Kxg2 Rc7 33. Rc1 Rfc8 34. Rxc7 Qxc7 35. Re2 Qc3 36. Bb1 Kf8 37. Kf2 Rc4 38. Qxc3 Rxc3 39. Rc2 Rxa3 40. Rc6 Nd7 41. Rd6 Ke7 42. Rxd5 Rb3 43. Be4 a4 44. Bc2 Rb2 0-1

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.12.01"]
[Round "8"]
[White "Grotnes, Nils Ragnar"]
[Black "Jacobsen, Roger"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "38"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. Qc2 Bxd2+ 6. Nbxd2 c5 7. e4 d5 8. e5 Nfd7 9. cxd5 exd5 10. dxc5 Nxe5 11. Be2 Nbc6 12. 0-0 0-0 13. Rfe1 Qf6 14. Nxe5 Nxe5 15. Rad1 Be6 16. Nf3 Nc6 17. Qb3 Rfc8 18. Rd2 Rc7 19. Qa4 Rac8 1/2-1/2

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.11.19"]
[Round "9"]
[White "Jacobsen, Roger"]
[Black "Urdal, Wilhelm"]
[Result "1/2-1/2"]
[ECO "D37"]
[PlyCount "41"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Be7 4. Nc3 d5 5. e3 b6 6. cxd5 exd5 7. Bd3 0-0 8. 0-0 Bg4 9. a3 h6 10. b4 a5 11. b5 Nh7 12. Qc2 Nf6 13. Ne5 Be6 14. Ne2 Ng4 15. Nxg4 Bxg4 16. f3 Be6 17. Nf4 Bd6 18. Nxe6 fxe6 19. Bb2 Qe8 20. e4 c6 21. e5 1/2-1/2

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.11.05"]
[Round "7"]
[White "Jacobsen, Roger"]
[Black "Johnsen, Svein Harald"]
[Result "1/2-1/2"]
[ECO "A21"]
[PlyCount "12"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 c6 3. g3 g6 4. Bg2 Bg7 5. Nf3 f5 6. 0-0 Nf6 1/2-1/2

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.10.29"]
[Round "6"]
[White "Loken, Knut Ove"]
[Black "Jacobsen, Roger"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2335"]
[PlyCount "39"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 Bg4 7. Nc3 Bxf3 8. gxf3 Qxd4 9. Qxd4 Nxd4 10. Nb5 0-0-0 11. Nxd4 Rxd4 12. Be3 Rb4 13. Bxa7 Rxb2 14. Bh3+ e6 15. Rc1+ Kd8 16. 0-0 Nf6 17. Rfd1+ Nd5 18. Rxd5+ exd5 19. Rc8+ Ke7 20. Bc5+ 1-0

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.10.15"]
[Round "5"]
[White "Jacobsen, Roger"]
[Black "Jakobsen, Kjetil Ansgar"]
[Result "0-1"]
[ECO "A89"]
[PlyCount "80"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 g6 3. g3 Nf6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. e4 f4 11. gxf4 exf4 12. e5 Ng4 13. e6 Ne5 14. c5 f3 15. Bh3 g5 16. Bxg5 Qe8 17. Qd4 Qg6 18. Kh1 Qxg5 19. Rg1 Qf4 20. Ne4 Ng6 21. Qd3 Be5 22. Ng3 Qd4 23. Qxd4 Bxd4 24. Ne4 Bxb2 25. Rad1 Be5 26. Rg5 Bf4 27. Rh5 b6 28. d6 cxd6 29. cxd6 exd6 30. Nxd6 Bxd6 31. Rxd6 Re8 32. Rg5 Kh8 33. Bf5 Rg8 34. Bd3 Ne7 35. Bc4 Rxg5 36. h4 Rg8 37. Rd4 Re8 38. Rf4 Ng6 39. Rg4 Bxe6 40. Bxe6 Rxe6 0-1

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.10.08"]
[Round "4"]
[White "Hoeie, Johannes"]
[Black "Jacobsen, Roger"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "47"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 c5 6. d5 exd5 7. cxd5 d6 8. e4 Nbd7 9. Be2 Be7 10. 0-0 0-0 11. Bf4 Re8 12. Nd2 a6 13. Kh1 Bf8 14. Bg3 Ne5 15. f4 Ng6 16. Qc2 Nxd5 17. exd5 Bxd5 18. Nxd5 Rxe2 19. Rae1 Qe8 20. Qd3 Rxe1 21. Rxe1 Qc6 22. h4 b5 23. h5 c4 24. Qe4 1-0

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.10.01"]
[Round "3"]
[White "Svinnset, Inge Einar"]
[Black "Jacobsen, Roger"]
[Result "1/2-1/2"]
[ECO "A39"]
[PlyCount "73"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Qc7 11. e4 Be6 12. b3 Nd7 13. Be3 a6 14. Rac1 Qa5 15. Qd2 Rac8 16. f4 Rfe8 17. f5 gxf5 18. Bh6 fxe4 19. Bxg7 Kxg7 20. Bxe4 Nf6 21. Bd5 Bxd5 22. Qg5+ Kh8 23. Nxd5 Nxd5 24. cxd5 f6 25. Qf5 Rc5 26. Rxc5 Qxc5+ 27. Kg2 Rc8 28. Rf2 b5 29. Kh3 Rg8 30. Rc2 Qe3 31. Rc8 Qh6+ 32. Kg2 Qd2+ 33. Kh3 Qh6+ 34. Kg2 Qd2+ 35. Kh3 Qxa2 36. Rxg8+ Kxg8 37. Qe6+ 1/2-1/2

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.09.24"]
[Round "2"]
[White "Jacobsen, Roger"]
[Black "Eilertsen, Wiggo Herold Jr"]
[Result "1-0"]
[ECO "A38"]
[PlyCount "101"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 c5 6. Nc3 Nc6 7. e3 e6 8. d4 cxd4 9. Nxd4 Ne5 10. b3 a6 11. Bb2 h5 12. Qe2 Rb8 13. Rfd1 Qa5 14. Na4 b5 15. Nxb5 Nxc4 16. Qxc4 axb5 17. Qf4 bxa4 18. Qxb8 d5 19. Qf4 Nd7 20. Bxg7 Kxg7 21. Qxa4 Qxa4 22. bxa4 Nb6 23. a5 Nc4 24. Rdc1 Ba6 25. Bf1 Ra8 26. a4 Kf6 27. Bxc4 Bxc4 28. e4 Ke5 29. exd5 exd5 30. f4+ Kd6 31. Kf2 Rxa5 32. Rcb1 Ra7 33. a5 Kc5 34. Rb8 Kd4 35. Re8 Kc3 36. Ra3+ Kb2 37. Ra4 Ra6 38. Ke3 Kb3 39. Ra1 Kb2 40. Ra4 Kb3 41. Ra1 Kb2 42. Rd1 Kc2 43. Rd4 Rxa5 44. Rd2+ Kc3 45. Rc8 Ra7 46. Rxd5 Kb3 47. Rd6 Rb7 48. Kd4 Be6 49. Rc3+ Kb2 50. Rcc6 Re7 51. Rxe6 1-0

[Event "Tromsoe CC-ch"]
[Site "Tromsoe"]
[Date "1981.09.17"]
[Round "1"]
[White "Kvikstad, Jarl"]
[Black "Jacobsen, Roger"]
[Result "0-1"]
[ECO "A04"]
[PlyCount "58"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. b3 d5 4. Bb2 Bf5 5. c4 d4 6. d3 Nf6 7. Bg2 e5 8. Nh4 Bd7 9. Nd2 Be7 10. 0-0 0-0 11. e4 dxe3 12. fxe3 Ng4 13. Qe2 Bxh4 14. gxh4 Qxh4 15. Nf3 Qh6 16. Rae1 Rfe8 17. h3 Nf6 18. Rf2 Bxh3 19. Bxh3 Qxh3 20. Rh2 Qe6 21. Rf1 h6 22. e4 Nd4 23. Nxd4 cxd4 24. Rf5 g6 25. Rxh6 Kg7 26. Qf3 gxf5 27. exf5 Qc6 28. Qg3+ Kxh6 29. Bc1+ Kh7 0-1

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.05.14"]
[Round "11"]
[White "Jacobsen, Roger"]
[Black "Kvikstad, Jarl"]
[Result "1/2-1/2"]
[ECO "E60"]
[PlyCount "61"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 cxd4 6. Nxd4 0-0 7. c4 Nc6 8. e3 d5 9. Nxc6 bxc6 10. Nc3 Ba6 11. Qc2 Bxc4 12. Rd1 Rc8 13. e4 e6 14. Be3 Qc7 15. Rac1 Qb8 16. b3 Ba6 17. Na4 Nd7 18. Nc5 Nxc5 19. Qxc5 Bb7 20. Qxa7 Qxa7 21. Bxa7 Ra8 22. Bc5 Rfc8 23. a4 f5 24. e5 Kf7 25. f4 Bh6 26. h4 Ke8 27. Kf2 Bg7 28. Bd4 Bf8 29. Bc5 Bg7 30. h5 Kf7 31. hxg6+ 1/2-1/2

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.05.07"]
[Round "10"]
[White "Jakobsen, Kjetil Ansgar"]
[Black "Jacobsen, Roger"]
[Result "0-1"]
[ECO "B39"]
[PlyCount "54"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 0-0 11. Bd3 b6 12. 0-0 Bb7 13. Bh6 Qc7 14. Bxg7 Kxg7 15. f4 Nc5 16. Bc2 Rac8 17. Nd5 Bxd5 18. exd5 Nb7 19. Bd3 Qc5+ 20. Kh1 e6 21. Rf3 Qd4 22. f5 exf5 23. Rh3 h5 24. Rf1 Nd6 25. Rff3 Rfe8 26. Re3 Nxc4 27. Qb4 Rxe3 0-1

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.04.30"]
[Round "9"]
[White "Jacobsen, Roger"]
[Black "Eilertsen, Wiggo Herold Jr"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "48"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[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. exf5 Bxf5 12. c3 Bg7 13. Nc2 0-0 14. Nce3 Be6 15. a4 bxa4 16. Rxa4 a5 17. g3 Rb8 18. Qc2 f5 19. Bh3 Rb5 20. 0-0 Qd7 21. Rd1 Qf7 22. c4 Nd4 23. Rxd4 exd4 24. Nxf5 Rxd5 0-1

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.04.02"]
[Round "8"]
[White "Christiansen, Joergen Schou"]
[Black "Jacobsen, Roger"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "77"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. b3 d5 2. Nf3 Nf6 3. Bb2 Bf5 4. g3 c5 5. Bg2 Nc6 6. 0-0 e6 7. d3 Be7 8. Nbd2 0-0 9. Re1 Bg6 10. e4 dxe4 11. dxe4 Qc7 12. Qe2 Rad8 13. Rad1 Rd7 14. Qc4 Rfd8 15. Bxf6 gxf6 16. Re3 Ne5 17. Nxe5 fxe5 18. Rd3 Rxd3 19. cxd3 Rd4 20. Qc3 Bh5 21. Bf3 Bg6 22. Be2 Rd8 23. Nf1 f6 24. Ne3 Qd6 25. Bg4 Bf7 26. Bh3 Qd4 27. Qd2 Qb4 28. Qe2 Bf8 29. Qf3 Bg7 30. Ng4 f5 31. exf5 e4 32. dxe4 Rxd1+ 33. Qxd1 exf5 34. Qd8+ Bf8 35. Nh6+ Kg7 36. Nxf5+ Kg8 37. Nh6+ Kg7 38. Bf5 Qe1+ 39. Kg2 1-0

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.03.19"]
[Round "7"]
[White "Urdal, Wilhelm"]
[Black "Jacobsen, Roger"]
[Result "0-1"]
[ECO "A34"]
[PlyCount "84"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 Nc6 4. Bg2 g6 5. Nf3 Bg7 6. 0-0 0-0 7. a3 d5 8. cxd5 Nxd5 9. Qb3 Nb6 10. d3 Nd4 11. Nxd4 cxd4 12. Na4 Be6 13. Qb5 Bd7 14. Qa5 Nxa4 15. Qxd8 Rfxd8 16. Bxb7 Rab8 17. Ba6 Nxb2 18. Bf4 e5 19. Bd2 Na4 20. Rac1 Nc3 21. Bxc3 dxc3 22. Rxc3 Bh3 23. Rfc1 Rb6 24. Bc8 Bxc8 25. Rxc8 Rxc8 26. Rxc8+ Bf8 27. Re8 f6 28. f4 Kf7 29. Rc8 Ra6 30. fxe5 fxe5 31. Rc7+ Be7 32. Kf2 Rxa3 33. Kf3 a5 34. Ke4 Ke6 35. e3 Rb3 36. Ra7 Rb4+ 37. Kf3 a4 38. Ra6+ Bd6 39. g4 h6 40. Ra8 h5 41. h3 h4 42. Ra6 e4+ 0-1

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.03.12"]
[Round "6"]
[White "Jacobsen, Roger"]
[Black "Barge, Morten"]
[Result "1/2-1/2"]
[ECO "A16"]
[PlyCount "94"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Bg7 8. Kc2 0-0 9. Be3 Rd8 10. Bc4 Nc6 11. Bf4 e5 12. Bg5 Rd6 13. Rad1 Bf8 14. Rxd6 Bxd6 15. Bf6 h6 16. Rd1 a6 17. Ne1 Bd7 18. Nd3 Re8 19. Nc5 Bc8 20. Nd3 Na5 21. Bd5 c6 22. Bb3 Nxb3 23. Kxb3 Be6+ 24. Kc2 Bc8 25. f3 Bc7 26. a4 Kh7 27. Bh4 Kg7 28. Nc5 g5 29. Bg3 Re7 30. Nd3 f6 31. Bf2 Re8 32. h3 Rd8 33. b4 h5 34. g4 hxg4 35. hxg4 Rh8 36. Rd2 Kf7 37. a5 Rh3 38. Ne1 Ke8 39. Bc5 Be6 40. Rf2 Bc4 41. Kd2 Kd7 42. Nc2 Bd6 43. Bxd6 Kxd6 44. Ne3 Be6 45. c4 Kc7 46. c5 Kd8 47. Kc3 Kc7 1/2-1/2

[Event "Tromsoesjakken op"]
[Site "Tromsoe"]
[Date "1981.03.01"]
[Round "6"]
[White "Johnsen, Svein Harald"]
[Black "Jacobsen, Roger"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "11"]
[EventDate "1981.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Bc4 Bg4 5. 0-0 e6 6. d4 1/2-1/2

[Event "Tromsoesjakken op"]
[Site "Tromsoe"]
[Date "1981.02.28"]
[Round "4"]
[White "Jacobsen, Roger"]
[Black "Lockertsen, Ernst"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "125"]
[EventDate "1981.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 c5 7. d4 cxd4 8. Nxd4 Nc6 9. Re1 Bc5 10. e3 a6 11. a3 Ne7 12. b4 Ba7 13. Nb3 Ng6 14. c5 Rb8 15. e4 fxe4 16. Nxe4 b6 17. Nd6 bxc5 18. Nxc5 Ne7 19. Be3 Bb6 20. Na4 Bxe3 21. Rxe3 Ned5 22. Rd3 Qe7 23. Ne4 Bb7 24. Nac5 Bc8 25. Ra2 Nxe4 26. Bxe4 Nb6 27. Qh5 g6 28. Qe5 d6 29. Qxd6 Qxd6 30. Rxd6 Nc4 31. Rd4 Ne5 32. Rad2 Nf7 33. Kg2 Kg7 34. Nd7 Bxd7 35. Rxd7 Kh6 36. Ra7 Rb6 37. Rdd7 Kg7 38. Bd3 Kf6 39. Bxa6 h5 40. b5 Ne5 41. Rd1 Nc4 42. Rd3 Ke5 43. Rb7 Rb8 44. Rxb6 Nxb6 45. h4 Na4 46. Re3+ Kd5 47. f4 Nc5 48. Re5+ Kd6 49. Rg5 Rg8 50. Kf3 Rg7 51. Ke3 Nd7 52. Bb7 Nf8 53. Be4 Ra7 54. Bxg6 Rxa3+ 55. Bd3 Nd7 56. Kd4 Ra4+ 57. Kc3 Ra3+ 58. Kd2 Ra2+ 59. Bc2 Nf6 60. Kc3 Ra3+ 61. Kb4 Re3 62. Kc4 Ra3 63. Bg6 1-0

[Event "Tromsoesjakken op"]
[Site "Tromsoe"]
[Date "1981.02.28"]
[Round "2"]
[White "Kveinen, Eivind"]
[Black "Jacobsen, Roger"]
[Result "1/2-1/2"]
[ECO "B34"]
[PlyCount "111"]
[EventDate "1981.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c3 Nf6 6. Bd3 Bg7 7. Be3 0-0 8. 0-0 d5 9. Nxc6 bxc6 10. exd5 Nxd5 11. Qe2 Nxe3 12. Qxe3 Qc7 13. Na3 Rb8 14. Nc4 Ba6 15. Rab1 Rb7 16. Nd2 Bxd3 17. Qxd3 Rd8 18. Qe2 Qa5 19. a3 Qd5 20. Nf3 Rbd7 21. Rfe1 e6 22. h3 Qb3 23. Kh1 c5 24. Rec1 a5 25. Qc2 Qxc2 26. Rxc2 a4 27. b4 axb3 28. Rxb3 Rd3 29. Rb5 Rc8 30. a4 Rxc3 31. Rxc3 Bxc3 32. a5 c4 33. a6 Ra8 34. Rc5 Rxa6 35. Rxc4 Ra1+ 36. Kh2 Bf6 37. Rc2 h5 38. g3 Ra3 39. Kg2 Kg7 40. Nd2 Bd8 41. Ne4 f5 42. Rc8 Ba5 43. Nc5 e5 44. Ra8 Bb4 45. Rxa3 Bxa3 46. Nd3 Kf6 47. Ne1 e4 48. Nc2 Bc5 49. Kf1 g5 50. Ke2 f4 51. gxf4 gxf4 52. f3 e3 53. Ne1 Kg5 54. Ng2 Bb6 55. Kd3 Kf5 56. Ke2 1/2-1/2

[Event "Tromsoesjakken op"]
[Site "Tromsoe"]
[Date "1981.02.28"]
[Round "3"]
[White "Kvikstad, Jarl"]
[Black "Jacobsen, Roger"]
[Result "1-0"]
[ECO "B24"]
[PlyCount "41"]
[EventDate "1981.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 d5 5. d3 d4 6. Nce2 e5 7. Bg5 h6 8. Bxf6 Qxf6 9. f4 Bd6 10. f5 g6 11. Nf3 gxf5 12. exf5 Bxf5 13. 0-0 Qe7 14. Nfxd4 Nxd4 15. Nxd4 Bg6 16. Nf5 Bxf5 17. Rxf5 0-0-0 18. Qf3 Rh7 19. Rf1 Rf8 20. Rf6 Bb8 21. Qf5+ 1-0

[Event "Tromsoesjakken op"]
[Site "Tromsoe"]
[Date "1981.02.27"]
[Round "1"]
[White "Jacobsen, Roger"]
[Black "Andreassen, Arnold"]
[Result "1/2-1/2"]
[ECO "D74"]
[PlyCount "47"]
[EventDate "1981.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nc6 8. d4 Bg4 9. e3 e5 10. Qb3 Nb6 11. Nxe5 Nxe5 12. dxe5 Bxe5 13. Bxb7 Rb8 14. Bg2 Be6 15. Qc2 Nc4 16. b3 Nd6 17. Bb2 c5 18. Na4 Bxb2 19. Nxb2 Qc7 20. Rfc1 Rfc8 21. Qe2 c4 22. Nxc4 Nxc4 23. bxc4 Bxc4 24. Qc2 1/2-1/2

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.02.26"]
[Round "5"]
[White "Johnsen, Svein Harald"]
[Black "Jacobsen, Roger"]
[Result "1/2-1/2"]
[ECO "A39"]
[PlyCount "33"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 c5 6. 0-0 Nc6 7. d4 cxd4 8. Nxd4 Qb6 9. Nc2 d6 10. Rb1 e6 11. b3 Nd7 12. Be3 Qa5 13. Nb5 Nde5 14. Ncd4 Bd7 15. Bd2 Qd8 16. Nxc6 Bxc6 17. Bc3 1/2-1/2

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.02.19"]
[Round "4"]
[White "Jacobsen, Roger"]
[Black "Loken, Knut Ove"]
[Result "0-1"]
[ECO "B38"]
[BlackElo "2335"]
[PlyCount "90"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. e4 c5 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 d6 8. f3 0-0 9. Be2 Be6 10. 0-0 Rc8 11. b3 a6 12. Rc1 Qa5 13. Qd2 Nxd4 14. Bxd4 Rc6 15. Qb2 Rfc8 16. Nd5 Bxd5 17. exd5 R6c7 18. a4 Nh5 19. Bxg7 Nxg7 20. Bd3 Qb6+ 21. Kh1 Nh5 22. Rfe1 Nf4 23. Bf1 e5 24. dxe6 Nxe6 25. Rcd1 Rc5 26. Rd5 Rxd5 27. cxd5 Qb4 28. Re4 Nd4 29. Rxd4 Qe1 30. Qe2 Qb1 31. Rc4 Rb8 32. Qd3 Qa1 33. Kg1 b5 34. axb5 axb5 35. Re4 Rc8 36. Qe2 Rc1 37. Re8+ Kg7 38. Re4 Qc3 39. Re3 Qd4 40. h3 Rc3 41. Kf2 f5 42. f4 g5 43. g3 h5 44. h4 Rxb3 45. Qe1 gxf4 0-1

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.02.05"]
[Round "3"]
[White "Andreassen, Arnold"]
[Black "Jacobsen, Roger"]
[Result "1-0"]
[ECO "A06"]
[PlyCount "97"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. e3 e6 5. Be2 Be7 6. 0-0 c5 7. c4 0-0 8. cxd5 exd5 9. d4 Nbd7 10. Nbd2 Rc8 11. Rc1 Re8 12. dxc5 Nxc5 13. Ne5 Nce4 14. Ndf3 Bc5 15. Bd3 Qb6 16. Kh1 Ng4 17. Nxg4 Bxg4 18. Rc2 Bb4 19. Qa1 Rxc2 20. Bxc2 f6 21. Nd4 Bh5 22. Bxe4 dxe4 23. Rc1 Re7 24. Rc8+ Kf7 25. Qc1 Bg4 26. Rc2 Bd6 27. h3 Be6 28. Qd1 Be5 29. Qh5+ Kg8 30. Ba3 g6 31. Qd1 Re8 32. Bc5 Qa6 33. Nxe6 Qxe6 34. Bxa7 Qa6 35. Bc5 Qd3 36. Rd2 Qb5 37. Bd4 Rc8 38. Bxe5 Qxe5 39. Rd7 Rc7 40. Qd5+ Qxd5 41. Rxd5 Rc1+ 42. Kh2 Rc2 43. a4 Rxf2 44. Rd7 b6 45. Rb7 Re2 46. Rxb6 Rxe3 47. a5 Rd3 48. a6 Rd7 49. Rb7 1-0

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.01.29"]
[Round "2"]
[White "Jacobsen, Roger"]
[Black "Grotnes, Nils Ragnar"]
[Result "1/2-1/2"]
[ECO "B38"]
[PlyCount "55"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 d6 7. Nc3 Nh6 8. f3 Nxd4 9. Bxd4 0-0 10. Bxg7 Kxg7 11. Qd4+ e5 12. Qd2 f5 13. 0-0-0 Rf6 14. c5 Nf7 15. Bc4 Be6 16. Bxe6 Rxe6 17. Qd5 Qc8 18. cxd6 Rxd6 19. Qb5 a6 20. Qb4 Rxd1+ 21. Rxd1 Qc6 22. Qe7 Re8 23. Qd7 Re6 24. Qxc6 Rxc6 25. Rd7 fxe4 26. fxe4 b5 27. Kd2 Rd6+ 28. Rxd6 1/2-1/2

[Event "Tromsoe Bymesterskap"]
[Site "Tromsoe"]
[Date "1981.01.22"]
[Round "1"]
[White "Ernstsen, Arild"]
[Black "Jacobsen, Roger"]
[Result "1/2-1/2"]
[ECO "E12"]
[PlyCount "69"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NOR"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 d5 5. cxd5 exd5 6. Nc3 Be7 7. g3 0-0 8. Bg2 Bb7 9. Bf4 c5 10. dxc5 bxc5 11. Qb3 Qb6 12. Qxb6 axb6 13. Bc7 Bd8 14. Bd6 Re8 15. Ng5 Bc6 16. Bxb8 Rxb8 17. Rd1 Rc8 18. h4 d4 19. Bxc6 Rxc6 20. Nb5 h6 21. Nh3 Nd5 22. 0-0 Rxe2 23. Rxd4 cxd4 24. Nxd4 Rcc2 25. Nxe2 Rxe2 26. Rd1 Be7 27. Rxd5 Rxb2 28. a4 Ra2 29. Rd4 Kf8 30. h5 Bc5 31. Re4 Rb2 32. Kf1 Rb4 33. f3 f5 34. Rxb4 Bxb4 35. Nf4 1/2-1/2

