[Event "Olympiad-02"]
[Site "The Hague"]
[Date "1928.07.26"]
[Round "6"]
[White "Nagy, Geza1111"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "C86"]
[PlyCount "103"]
[EventDate "1928.07.23"]
[EventType "team-tourn"]
[EventRounds "17"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hungary"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "SWE"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Qe2 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Ne8 13. g4 g6 14. Kh1 Ng7 15. Rg1 Nb7 16. Nbd2 Bd7 17. Nf1 f6 18. Ng3 Nd8 19. Be3 Nf7 20. a4 Rfb8 21. axb5 axb5 22. b4 cxb4 23. cxb4 Qb7 24. Bd3 Ra6 25. Nd2 Rba8 26. Rxa6 Rxa6 27. Nb3 Bd8 28. Kh2 Ra4 29. Bd2 Ra8 30. Ra1 Rxa1 31. Nxa1 Ne8 32. Nb3 Qa6 33. Na5 Bxa5 34. bxa5 Nd8 35. Bb4 Nb7 36. Nf1 Nc7 37. Qa2 Qa7 38. Ne3 Nc5 39. Bc2 N7a6 40. Qa3 Qc7 41. Bd2 Qb8 42. Nd1 Kg7 43. Qf3 Qd8 44. Nb2 Nb7 45. Qe3 Nbc5 46. f4 Qe7 47. Nd3 Kg8 48. fxe5 fxe5 49. Nb4 Qf8 50. Nxa6 Nxa6 51. Kg2 Nc5 52. Qa3 1/2-1/2

[Event "Olympiad-02"]
[Site "The Hague"]
[Date "1928.07.25"]
[Round "5"]
[White "Jacobsen, Ernst"]
[Black "Hoenlinger, Baldur"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "54"]
[EventDate "1928.07.23"]
[EventType "team-tourn"]
[EventRounds "17"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Austria"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "AUT"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Bg5 Be7 5. Nc3 0-0 6. e3 b6 7. Bd3 Bb7 8. 0-0 Nbd7 9. Rc1 c5 10. Qe2 dxc4 11. Bxc4 Nd5 12. Bxe7 Nxc3 13. Rxc3 Qxe7 14. Bb5 Nf6 15. dxc5 Ne4 16. Rc2 Nxc5 17. b4 Ne4 18. a3 Rac8 19. Rfc1 Rxc2 20. Rxc2 Qf6 21. Nd4 e5 22. Nb3 Ng5 23. Nd2 Qg6 24. e4 Nxe4 25. Bd3 Nc3 26. Qf1 Ne2+ 27. Bxe2 Qxc2 0-1

[Event "Olympiad-02"]
[Site "The Hague"]
[Date "1928.07.23"]
[Round "2"]
[White "Balogh, Janos"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "49"]
[EventDate "1928.07.23"]
[EventType "team-tourn"]
[EventRounds "17"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Romania"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "ROU"]
[BlackTeamCountry "SWE"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d3 Nc6 11. Nbd2 Qc7 12. Nf1 d5 13. Ng3 0-0 14. Nh4 Rd8 15. Qe2 Nxe4 16. dxe4 Bxh4 17. exd5 Bxg3 18. dxc6 Bh4 19. Qe4 Bf6 20. Qxh7+ Kf8 21. Be3 Qd6 22. Rad1 Qxc6 23. Qh8+ Ke7 24. Qxd8+ Ke6 25. Rd6+ 1-0

[Event "Olympiad-02"]
[Site "The Hague"]
[Date "1928.07.23"]
[Round "1.2"]
[White "Jacobsen, Ernst"]
[Black "Kroone, Gerard"]
[Result "1-0"]
[ECO "D40"]
[PlyCount "83"]
[EventDate "1928.07.23"]
[EventType "team-tourn"]
[EventRounds "17"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nf3 c5 3. e3 Nf6 4. c4 e6 5. Nc3 Nc6 6. Bd3 Bd6 7. 0-0 0-0 8. b3 cxd4 9. exd4 Bd7 10. c5 Bb8 11. Bg5 b6 12. a3 bxc5 13. dxc5 h6 14. Bh4 g5 15. Bg3 Bxg3 16. hxg3 e5 17. Be2 Be6 18. b4 d4 19. Nb5 Ne8 20. Nxa7 Rxa7 21. Bb5 Bd5 22. Bxc6 Bxc6 23. Nxe5 Ba4 24. Qd3 Qd5 25. Nf3 Rd7 26. Rfc1 Nc7 27. Nd2 Bc6 28. f3 Ba4 29. Nc4 Rdd8 30. Nb6 Qb3 31. Qxb3 Bxb3 32. Rab1 Be6 33. a4 d3 34. Rb2 Rd4 35. b5 Nd5 36. Nxd5 Bxd5 37. a5 Rd8 38. c6 d2 39. Rd1 Bc4 40. b6 Ba6 41. b7 Rc4 42. Rbxd2 1-0

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.28"]
[Round "14"]
[White "Jacobsen, Ernst"]
[Black "Yates, Frederick Dewhurst"]
[Result "0-1"]
[ECO "E38"]
[PlyCount "72"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Great Britain"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "GBR"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 c5 5. e3 0-0 6. Bd2 cxd4 7. exd4 d5 8. Nf3 Nc6 9. c5 e5 10. dxe5 Re8 11. 0-0-0 Nxe5 12. Nxe5 Rxe5 13. Bf4 Bf5 14. Bd3 Bxd3 15. Rxd3 Bxc3 16. Rxc3 Re4 17. Bg3 Qe7 18. Kb1 Re1+ 19. Rxe1 Qxe1+ 20. Qc1 Qe4+ 21. Ka1 Qxg2 22. c6 bxc6 23. Rxc6 Re8 24. Bh4 d4 25. Rc8 Qg4 26. Rxe8+ Nxe8 27. Qe1 Nd6 28. Be7 Ne4 29. a3 h6 30. Bb4 Qf3 31. Qc1 Nxf2 32. Qc8+ Kh7 33. Qd7 Nd3 34. Bd2 Nc5 35. Qxa7 Nb3+ 36. Ka2 Nxd2 0-1

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.26"]
[Round "11"]
[White "Vukovic, Vladimir"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "D64"]
[PlyCount "81"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Yugoslavia"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "YUG"]
[BlackTeamCountry "SWE"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. Rc1 c6 8. a3 Re8 9. Qc2 Nf8 10. Bd3 dxc4 11. Bxc4 b5 12. Ba2 a6 13. 0-0 Bb7 14. Rfd1 Qb6 15. b4 a5 16. Bxf6 Bxf6 17. Ne4 Be7 18. Nc5 axb4 19. axb4 Qc7 20. Nd2 e5 21. Qb3 Bxc5 22. dxc5 Rad8 23. Ne4 Bc8 24. Nd6 Re7 25. Bb1 Be6 26. Qc3 Bd5 27. Bd3 Be6 28. Ra1 Rb8 29. Ra6 Bd7 30. Rda1 Be8 31. Nf5 Re6 32. Ra7 Rb7 33. Ra8 Rb8 34. Nd6 Re7 35. R1a3 Qd8 36. Rxb8 Qxb8 37. Qa1 Qc7 38. Ra8 Bd7 39. Bxh7+ Kxh7 40. Rxf8 Bg4 41. f3 1-0

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.25"]
[Round "9"]
[White "Weenink, Henri Gerard"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "C86"]
[PlyCount "65"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SWE"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Qe2 b5 7. Bb3 d6 8. a4 b4 9. Qc4 Qd7 10. Qxf7+ Kd8 11. Qxg7 Rf8 12. d3 Na5 13. Bf7 Qg4 14. Bg5 Be6 15. h3 Rxf7 16. Qxf7 Qxg2+ 17. Kxg2 Bxf7 18. Nbd2 Kd7 19. Kh2 c5 20. b3 Ke6 21. Rg1 Bf8 22. Be3 Nc6 23. Ng5+ Ke7 24. Nxf7 Kxf7 25. Nc4 Nd4 26. Bxd4 cxd4 27. a5 Rc8 28. Ra4 Rc7 29. Rxb4 d5 30. Nxe5+ Ke6 31. Rb6+ Bd6 32. f4 dxe4 33. Nc4 1-0

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.23"]
[Round "8"]
[White "Jacobsen, Ernst"]
[Black "Rasmusson, Birger"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "51"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Finland"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "FIN"]

1. e4 Nc6 2. Nf3 g6 3. d4 Bg7 4. c3 d6 5. Bb5 a6 6. Ba4 b5 7. Bc2 Bb7 8. 0-0 Nf6 9. a4 0-0 10. axb5 axb5 11. Rxa8 Qxa8 12. Qe2 Nd8 13. Re1 c6 14. Nbd2 Ne6 15. Nf1 Nh5 16. Be3 Nef4 17. Qd2 e5 18. Ng3 Qc8 19. Nxh5 Nxh5 20. Bh6 Qg4 21. h3 Bxh6 22. Qxh6 Qf4 23. Ng5 Nf6 24. Rd1 exd4 25. cxd4 c5 26. g3 1-0

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.22"]
[Round "6"]
[White "Jacobsen, Ernst"]
[Black "Carls, Carl Johan Margot"]
[Result "0-1"]
[ECO "E19"]
[PlyCount "44"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Germany"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. bxc3 Nc6 10. Nd2 Na5 11. e4 f5 12. f3 Qe8 13. Rb1 fxe4 14. fxe4 Qg6 15. c5 Bg5 16. cxb6 axb6 17. Rxf8+ Rxf8 18. Nf1 Nc4 19. Bb2 Ne3 20. Nxe3 Bxe3+ 21. Kh1 Rf2 22. Qd3 Rxg2 0-1

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.22"]
[Round "7"]
[White "Zimmermann, Otto"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "113"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Switzerland"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "SUI"]
[BlackTeamCountry "SWE"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c6 5. e3 Bd6 6. Bd3 Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 0-0 11. 0-0 Qc7 12. Bg5 Nd7 13. Qe2 Re8 14. Qe4 Nf8 15. c5 Be7 16. Bxe7 Qxe7 17. Ne5 Rd8 18. Nc4 Bd7 19. Nd6 Be8 20. Rae1 Rd7 21. Re3 Qg5 22. f4 Qd5 23. Qxd5 cxd5 24. Nxe8 Rxe8 25. Bb5 Rc8 26. Bxd7 Nxd7 27. b4 Nf6 28. b5 Ne4 29. Rc1 Nd6 30. a4 Kf8 31. Rb3 Nc4 32. Ra1 b6 33. c6 Ke7 34. Rh3 h6 35. Ra2 Kf6 36. g4 Nd6 37. Rf3 g6 38. Rh3 Kg7 39. Rb3 Nc4 40. Kf2 Kf6 41. Rh3 Kg7 42. Re2 Nd6 43. Kg2 Rc7 44. Rf3 Rc8 45. h4 Rc7 46. Rh3 Kf6 47. h5 gxh5 48. Rxh5 Kg6 49. Rh1 Rc8 50. Kf3 Rh8 51. Reh2 Rh7 52. Ke2 Rh8 53. Kd3 Rh7 54. Kc3 Rh8 55. Kb4 Nc4 56. Rh5 Nd6 57. g5 1-0

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.19"]
[Round "2"]
[White "Hromadka, Karel"]
[Black "Jacobsen, Ernst"]
[Result "0-1"]
[ECO "C29"]
[PlyCount "60"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Czechoslovakia"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "CSR"]
[BlackTeamCountry "SWE"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Nxc3 6. bxc3 Be7 7. Nf3 0-0 8. Be2 f6 9. exf6 Bxf6 10. Bd2 Bh4+ 11. g3 Bf6 12. 0-0 Bh3 13. Rf2 d4 14. cxd4 Bxd4 15. Nxd4 Qxd4 16. Be1 Nc6 17. c3 Qe3 18. Qd2 Qe7 19. Rb1 Rae8 20. Rxf8+ Rxf8 21. Bf2 Qf7 22. Be3 Qd5 23. Bf1 Ne5 24. Bg2 Nf3+ 25. Bxf3 Qxf3 26. Qf2 Qd5 27. Qc2 Rf3 28. Re1 Qe5 29. Qb3+ Kh8 30. Qxb7 Qxe3+ 0-1

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.19"]
[Round "3"]
[White "Jacobsen, Ernst"]
[Black "Nogues Acuna, Alejandro"]
[Result "1-0"]
[ECO "B41"]
[PlyCount "63"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Argentina"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "ARG"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be2 Be7 9. 0-0 Bb7 10. Qd3 0-0 11. Be3 d6 12. f4 Nbd7 13. Nb3 Rfd8 14. Rad1 Rab8 15. Kh1 Bc6 16. Nd2 Nc5 17. Qc2 Qb7 18. Bf3 d5 19. cxd5 exd5 20. exd5 Nxd5 21. Nxd5 Bxd5 22. Bxd5 Rxd5 23. Nf3 Rbd8 24. Rxd5 Qxd5 25. b4 Nd7 26. Rd1 Qe6 27. Bf2 a5 28. f5 Qh6 29. Qc7 Nf8 30. Rxd8 Bxd8 31. Qxd8 Qc1+ 32. Ng1 1-0

[Event "Match/City Stockholm-Leningrad11,5-12,5"]
[Site "Stockholm"]
[Date "1926.11.07"]
[Round "2.4"]
[White "Model, Abram Y"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "E14"]
[PlyCount "117"]
[EventDate "1926.11.06"]
[EventType "team-match"]
[EventRounds "2"]
[EventCountry "SWE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 c5 6. Be2 Be7 7. 0-0 0-0 8. Qc2 Nc6 9. Rd1 cxd4 10. exd4 d5 11. Bg5 Nb4 12. Qd2 dxc4 13. a3 Nbd5 14. Bxc4 Nxc3 15. bxc3 Ne4 16. Bxe7 Nxd2 17. Bxd8 Nxc4 18. Bg5 Bxf3 19. gxf3 h6 20. Bf4 Rfd8 21. Kf1 Rd5 22. Ke2 Rb5 23. Rdb1 Rxb1 24. Rxb1 Rc8 25. Kd3 Rc6 26. Rb4 Na5 27. Bb8 a6 28. a4 Nb7 29. Ba7 Kf8 30. Rxb6 Rxb6 31. Bxb6 Ke7 32. Bc7 Kd7 33. Be5 g6 34. Bg7 h5 35. Bf8 Ke8 36. Ba3 Kd7 37. Bf8 Ke8 38. Bb4 Kd7 39. Ke4 Nd8 40. Ke5 Nc6+ 41. Kf6 Ke8 42. f4 Nb8 43. Bc5 Nc6 44. Bb6 Ne7 45. c4 Nf5 46. Bc5 Nh4 47. Bb6 Nf3 48. h3 Ng1 49. h4 Nf3 50. f5 gxf5 51. d5 exd5 52. cxd5 Nxh4 53. Kg5 Ng6 54. Kxh5 Nf4+ 55. Kg5 Nxd5 56. Be3 f4 57. Bxf4 Nb6 58. Be5 Nxa4 59. Bd4 1/2-1/2

[Event "Match/City Stockholm-Leningrad11,5-12,5"]
[Site "Stockholm"]
[Date "1926.11.06"]
[Round "1.4"]
[White "Jacobsen, Ernst"]
[Black "Model, Abram Y"]
[Result "1-0"]
[ECO "A82"]
[PlyCount "61"]
[EventDate "1926.11.06"]
[EventType "team-match"]
[EventRounds "2"]
[EventCountry "SWE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bd3 Be7 7. 0-0 0-0 8. Qe2 Nc6 9. a3 b6 10. Ne4 Qe8 11. c3 Bb7 12. Nfg5 Nxe4 13. Rxf8+ Bxf8 14. Qxe4 g6 15. Qg4 Ne7 16. Qh3 h6 17. Ne4 Bxe4 18. Bxe4 d5 19. Bd3 Qf7 20. Bxh6 Bxh6 21. Qxh6 Nf5 22. Qg5 Kg7 23. Rf1 Re8 24. g4 Qe7 25. Qf4 Nd6 26. Qe5+ Kh7 27. Qh5+ Kg8 28. Bxg6 Rd8 29. Rf3 Qg7 30. Bh7+ Kh8 31. Bf5+ 1-0

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.13"]
[Round "10"]
[White "Jacobsen, Ernst"]
[Black "Nimzowitsch, Aron"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "108"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Bg5 h6 6. Bh4 Be7 7. e3 d6 8. Rc1 Nbd7 9. Bg3 0-0 10. Bd3 a6 11. 0-0 Nh5 12. Bb1 g6 13. Ne2 Ndf6 14. Nd2 c5 15. Nf4 Ng7 16. Qe2 Nf5 17. Bxf5 exf5 18. d5 b5 19. b3 Re8 20. Qd3 Ng4 21. Qc2 Bh4 22. e4 Bxg3 23. hxg3 fxe4 24. Nxe4 Bc8 25. f3 Nf6 26. Nxf6+ Qxf6 27. Qd2 Ra7 28. Rce1 Rae7 29. Rxe7 Qxe7 30. Kf2 bxc4 31. bxc4 a5 32. Nd3 Qf6 33. Qb2 Qxb2+ 34. Nxb2 Bf5 35. Rc1 h5 36. Rc3 a4 37. Nd1 g5 38. Ne3 Bd7 39. Ke2 f5 40. Kd2 f4 41. gxf4 gxf4 42. Nd1 Kf7 43. Nf2 Rg8 44. Ke2 Rxg2 45. Rc1 Bf5 46. a3 h4 47. Rf1 Kf6 48. Kd1 h3 49. Ke2 h2 50. Ra1 Bd3+ 51. Kxd3 Rxf2 52. Ke4 Kg5 53. Rb1 Re2+ 54. Kd3 Re3+ 0-1

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.12"]
[Round "9"]
[White "Tartakower, Saviely"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "88"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nd2 Bc5 7. Bd3 d5 8. 0-0 0-0 9. Qf3 Ng4 10. exd5 Qd6 11. Qg3 Qxg3 12. hxg3 cxd5 13. Nb3 Bb6 14. Bf4 Bd7 15. c4 dxc4 16. Bxc4 Be6 17. Rac1 Bxc4 18. Rxc4 Rac8 19. a4 Rb8 20. Nc1 f5 21. b4 a5 22. b5 Rf7 23. Nd3 Re8 24. Rfc1 Re4 25. Rxc7 Bxc7 26. Bxc7 Rd7 27. f3 Rxa4 28. b6 Rxd3 29. b7 Rb3 30. b8Q+ Rxb8 31. Bxb8 Nf6 32. Be5 Kf7 33. Rc5 Ra2 34. Bc3 a4 35. Rxf5 Rc2 36. Bxf6 gxf6 37. Ra5 Ra2 38. g4 Kg6 39. Kh2 Kh6 40. f4 Ra3 41. g3 Ra1 42. Ra6 Kg7 43. Ra7+ Kg6 44. Ra6 Kg7 1/2-1/2

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.11"]
[Round "8"]
[White "Jacobsen, Ernst"]
[Black "Saemisch, Friedrich"]
[Result "0-1"]
[ECO "B16"]
[PlyCount "72"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 Bf5 7. Bd3 e6 8. c3 Bg6 9. Bf4 Nd7 10. Qd2 Be7 11. 0-0 Qa5 12. Bg3 Rc8 13. Nh4 Bxd3 14. Qxd3 Qh5 15. Rae1 Kf8 16. f4 f5 17. Nf3 Rg8 18. a4 Rd8 19. Qc2 Nf6 20. Bh4 Ne4 21. Bxe7+ Kxe7 22. a5 f6 23. Nd2 Rxg2+ 24. Kxg2 Rg8+ 25. Kh1 Ng3+ 26. Kg2 Nxf1+ 27. Kxf1 Qxh2 28. Rxe6+ Kd7 29. Rd6+ Kc7 30. Rd7+ Kc8 31. Rg7 Rxg7 32. Qxf5+ Kc7 33. Ke1 Rg1+ 34. Nf1 Qg3+ 35. Ke2 Rg2+ 36. Kd1 Qf3+ 0-1

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.10"]
[Round "7"]
[White "Moller, Jorgen"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "D11"]
[PlyCount "81"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 dxc4 4. e3 b5 5. a4 e6 6. b3 Nf6 7. bxc4 bxc4 8. Bxc4 Ba6 9. Qc2 Bxc4 10. Qxc4 Qa5+ 11. Bd2 Qa6 12. Qxa6 Nxa6 13. Ke2 Ne4 14. Rc1 c5 15. Nc3 Nxd2 16. Nxd2 cxd4 17. exd4 Bb4 18. Nb5 Kd7 19. Rc4 Rhb8 20. Rac1 Be7 21. Rc6 Rb6 22. Rxb6 axb6 23. Nc4 Rb8 24. Ne5+ Ke8 25. Nc7+ Nxc7 26. Rxc7 Bd6 27. Rc6 Bxe5 28. dxe5 Kd7 29. Rd6+ Kc7 30. f4 Ra8 31. Rd4 Ra5 32. Kd3 g5 33. Ke4 gxf4 34. Kxf4 f6 35. Rc4+ Kd7 36. exf6 Rf5+ 37. Ke4 Rxf6 38. Rb4 Rg6 39. Rxb6 Rxg2 40. Rb7+ Kd6 41. Rxh7 1/2-1/2

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.09"]
[Round "6"]
[White "Spielmann, Rudolf"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "C33"]
[PlyCount "69"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Bc4 d5 4. Bxd5 Qh4+ 5. Kf1 Nf6 6. Nc3 Bb4 7. Bb3 Nc6 8. Nf3 Qh5 9. e5 Bxc3 10. bxc3 Ne4 11. d4 Ng3+ 12. Kg1 Nxh1 13. Bxf4 Ne7 14. Kxh1 c6 15. c4 0-0 16. Qd2 h6 17. Rf1 Be6 18. c3 g5 19. Bg3 Nf5 20. Be1 g4 21. Ng1 g3 22. Nh3 Kh8 23. hxg3 Nxg3+ 24. Bxg3 Bxh3 25. Rf6 Bg4+ 26. Kg1 Kg7 27. c5 Be6 28. Bd1 Bg4 29. Bxg4 Qxg4 30. Qxh6+ Kg8 31. Bh4 Qg7 32. Qh5 Rae8 33. Rh6 f6 34. Bxf6 Rxf6 35. Rxf6 1-0

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.07"]
[Round "5"]
[White "Nimzowitsch, Aron"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "125"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. Qc2 Nbd7 7. 0-0-0 c5 8. dxc5 Nxc5 9. e3 Bd7 10. Kb1 Nfe4 11. Nxe4 Nxe4 12. Bxe7 Qxe7 13. Bd3 Nf6 14. cxd5 exd5 15. Nd4 Rfc8 16. Qb3 b5 17. f3 g6 18. Rhe1 b4 19. Ba6 Rcb8 20. g4 Rb6 21. Bf1 Be6 22. Rc1 a5 23. a4 Nd7 24. Bb5 Nc5 25. Qc2 Rc8 26. h4 Rbb8 27. Qh2 Qc7 28. Qxc7 Rxc7 29. Nc6 Rxb5 30. axb5 Nd3 31. Nxa5 Ra7 32. Nc6 Rb7 33. Nd4 Nxe1 34. Rxe1 Bd7 35. Rc1 Bxb5 36. Rc5 Bd7 37. Rxd5 Kf8 38. Kc2 b3+ 39. Kc3 Ke7 40. h5 Be6 41. Rc5 Kd6 42. Rc6+ Kd7 43. hxg6 hxg6 44. Nxe6 fxe6 45. Rc5 Kd6 46. Rg5 Rg7 47. f4 Rg8 48. Kxb3 Ke7 49. Kc4 Rc8+ 50. Rc5 Rh8 51. Rc7+ Kf6 52. e4 g5 53. e5+ Kg6 54. f5+ exf5 55. Rc6+ Kg7 56. gxf5 Rh2 57. b4 Rc2+ 58. Kd5 Rxc6 59. Kxc6 g4 60. e6 g3 61. e7 g2 62. e8Q g1Q 63. Qg6+ 1-0

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.06"]
[Round "4"]
[White "Jacobsen, Ernst"]
[Black "Tartakower, Saviely"]
[Result "0-1"]
[ECO "D58"]
[PlyCount "68"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. cxd5 exd5 9. Bd3 Be6 10. Ne5 Nfd7 11. Bg3 Nxe5 12. dxe5 f5 13. f4 Nc6 14. Bb5 Na5 15. 0-0 c6 16. Be2 Nc4 17. Bxc4 dxc4 18. Qf3 Qc7 19. Rad1 Rad8 20. e4 b5 21. exf5 Bxf5 22. Ne4 Rxd1 23. Rxd1 Rd8 24. Rxd8+ Qxd8 25. Bf2 b4 26. Nc5 c3 27. bxc3 bxc3 28. Nb3 c2 29. Be3 Qd1+ 30. Kf2 Bg4 31. Qg3 Qe2+ 32. Kg1 Bh4 33. Qxh4 Qxe3+ 34. Kf1 Be2+ 0-1

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.05"]
[Round "3"]
[White "Saemisch, Friedrich"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "D10"]
[PlyCount "119"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 Bf5 5. cxd5 Nxd5 6. Bc4 Nxc3 7. bxc3 e6 8. Ne2 Bd6 9. Ng3 Bg6 10. f4 Qa5 11. Bd2 h5 12. Qb3 h4 13. Ne2 Qb6 14. Bxe6 Qxb3 15. Bxb3 Be4 16. Rg1 Nd7 17. c4 Nf6 18. Nc3 Bd3 19. Nd1 Ng4 20. h3 Nf6 21. Nf2 Bf5 22. Bd1 0-0-0 23. Bg4 Bxg4 24. hxg4 Rde8 25. 0-0-0 Ne4 26. Nxe4 Rxe4 27. Kc2 c5 28. Kd3 Rhe8 29. Rdf1 g5 30. fxg5 Rxg4 31. Rh1 Ree4 32. dxc5 Bxc5 33. Rxf7 Re8 34. Rf5 b6 35. Rd5 Rf8 36. Be1 Re8 37. Rh3 Rxg2 38. Bxh4 Rxa2 39. g6 Bxe3 40. g7 Bh6 41. Rg3 Ra3+ 42. Kc2 Rxg3 43. Bxg3 Bxg7 44. Kd3 Bf8 45. Be5 Bc5 46. Kc2 Re7 47. Kb3 Kb7 48. Bd4 Bxd4 49. Rxd4 Kc6 50. Rd3 Re5 51. Rh3 Kc5 52. Rg3 Kd4 53. Rg4+ Kc5 54. Rg3 a5 55. Kc3 a4 56. Rh3 a3 57. Kb3 a2 58. Kxa2 Kxc4 59. Rh4+ Kb5 60. Kb3 1/2-1/2

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.04"]
[Round "2"]
[White "Jacobsen, Ernst"]
[Black "Moller, Jorgen"]
[Result "1-0"]
[ECO "A84"]
[PlyCount "97"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. e3 d6 4. Nf3 Nc6 5. d5 Nb8 6. Bd3 g6 7. Nc3 e5 8. e4 f4 9. h3 Bg7 10. Bd2 0-0 11. b4 c6 12. Qb3 Kh8 13. Rc1 Bd7 14. 0-0 Qe7 15. Rfe1 Nh5 16. dxc6 Nxc6 17. Nd5 Qd8 18. Bc3 g5 19. b5 Nd4 20. Bxd4 exd4 21. c5 dxc5 22. Rxc5 b6 23. Rcc1 g4 24. hxg4 Bxg4 25. Bb1 Rc8 26. Qd3 Qd7 27. Nxd4 Bxd4 28. Qxd4+ Ng7 29. Rxc8 Qxc8 30. Nf6 f3 31. e5 Bf5 32. Bxf5 Qxf5 33. Qe4 fxg2 34. Qxf5 Nxf5 35. Kxg2 Kg7 36. Rd1 Rf7 37. Kf3 Re7 38. Ke4 Nh6 39. Rg1+ Kf8 40. Rh1 Nf7 41. f4 Nd6+ 42. Kd5 Nxb5 43. Nxh7+ Kf7 44. e6+ Kg6 45. Ke5 Rxh7 46. f5+ Kg7 47. f6+ Kg6 48. Rxh7 Kxh7 49. e7 1-0

[Event "Copenhagen International 6 Masters"]
[Site "Copenhagen"]
[Date "1923.03.03"]
[Round "1"]
[White "Jacobsen, Ernst"]
[Black "Spielmann, Rudolf"]
[Result "1/2-1/2"]
[ECO "A57"]
[PlyCount "151"]
[EventDate "1923.03.03"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "DEN"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. d5 b5 4. c4 Bb7 5. Bg5 Ne4 6. Nc3 Nxg5 7. Nxg5 e6 8. Qd2 b4 9. Nd1 Be7 10. Nf3 0-0 11. e4 f5 12. Bd3 d6 13. 0-0 Nd7 14. Qc2 Ne5 15. Nxe5 dxe5 16. exf5 exd5 17. cxd5 Bxd5 18. Ne3 Bb7 19. Rad1 Qb6 20. Bc4+ Kh8 21. Bd5 Rab8 22. b3 Bg5 23. Nc4 Qc7 24. Bxb7 Rxb7 25. Rd5 Bf6 26. Qe4 Rd8 27. Rfd1 Rbb8 28. Nxe5 Bxe5 29. Qxe5 Rxd5 30. Rxd5 Qxe5 31. Rxe5 Rc8 32. g3 Kg8 33. Re7 a5 34. Ra7 c4 35. bxc4 Rc5 36. h3 Rxf5 37. Rc7 Rf3 38. c5 Rc3 39. c6 a4 40. Rb7 b3 41. axb3 axb3 42. Kg2 Rxc6 43. Rxb3 h6 44. f4 Kf7 45. Kf3 Kf6 46. Kg4 Ra6 47. h4 Rc6 48. Rb5 Rc3 49. Rb6+ Kf7 50. h5 Ra3 51. Rb4 Kf6 52. Kh4 Rc3 53. g4 Rf3 54. Rb6+ Kf7 55. Rb7+ Kf8 56. Rb4 Ra3 57. Rb8+ Kf7 58. Rb7+ Kf8 59. g5 hxg5+ 60. fxg5 Ra4+ 61. Kg3 Ra8 62. Kf4 Kg8 63. g6 Rc8 64. Ke5 Ra8 65. Ke6 Rc8 66. Ke7 Ra8 67. Rd7 Rc8 68. Rd8+ Rxd8 69. Kxd8 Kf8 70. Kd7 Kg8 71. Kd6 Kf8 72. Ke6 Kg8 73. Ke7 Kh8 74. h6 Kg8 75. h7+ Kh8 76. Kd6 1/2-1/2

[Event "Match/Nation GER-SWE +8-7=9"]
[Site "Germany"]
[Date "1922.04.16"]
[Round "2.6"]
[White "Krueger, Paul"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "50"]
[EventDate "1922.04.14"]
[EventType "team"]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "SWE"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 Nbd7 7. Rc1 Re8 8. cxd5 exd5 9. Bd3 c6 10. 0-0 Ne4 11. Bxe4 Bxg5 12. Bd3 Bf6 13. b4 Nf8 14. Nd2 Bd7 15. Nb3 Be7 16. Nc5 Bxc5 17. bxc5 Qh4 18. Qf3 Re7 19. Rb1 Rae8 20. Qg3 Qxg3 21. hxg3 Bc8 22. a4 g6 23. Rb2 Ne6 24. Na2 Kg7 25. Nc1 Nd8 1/2-1/2

[Event "Match/Nation GER-SWE +8-7=9"]
[Site "Germany"]
[Date "1922.04.15"]
[Round "1.6"]
[White "Jacobsen, Ernst"]
[Black "Krueger, Paul"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "95"]
[EventDate "1922.04.14"]
[EventType "team"]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Germany"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. 0-0 0-0 7. Bg5 Bg4 8. Nbd2 Nbd7 9. c4 c6 10. c5 Bc7 11. Qc2 h6 12. Bh4 Re8 13. Rfe1 g5 14. Bg3 Bxg3 15. hxg3 Qc7 16. b4 Kg7 17. Nf1 Bh5 18. Ne3 Bg6 19. Nf5+ Bxf5 20. Bxf5 Rxe1+ 21. Rxe1 Re8 22. Rxe8 Nxe8 23. Qe2 Ndf6 24. a4 Kf8 25. Qe5 Qd8 26. Nd2 Ng7 27. Nb3 Nfe8 28. g4 f6 29. Qe2 h5 30. Bg6 hxg4 31. Qxg4 Qe7 32. Kf1 Qe6 33. Qg3 f5 34. Bxe8 Qxe8 35. Qxg5 Qe4 36. Qd2 Qb1+ 37. Nc1 Ne6 38. Ke2 Qe4+ 39. Kf1 Qxd4 40. Qxd4 Nxd4 41. Nd3 Ke7 42. Ke1 Kf6 43. Kd2 Kg5 44. Ke3 Nc2+ 45. Kd2 Nd4 46. Ke3 Nc2+ 47. Kd2 Nd4 48. Ke3 1/2-1/2

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.21"]
[Round "15"]
[White "Jacobsen, Ernst"]
[Black "Olsson, Anton"]
[Result "1-0"]
[ECO "C33"]
[PlyCount "67"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Qf3 Nc6 4. c3 d5 5. d4 Nf6 6. e5 Ne4 7. Bxf4 Be7 8. Nd2 f5 9. 0-0-0 0-0 10. g3 Be6 11. h4 a6 12. Qe3 b5 13. Nh3 b4 14. Nxe4 fxe4 15. c4 Na5 16. c5 Bg4 17. Re1 Qd7 18. Rh2 b3 19. a3 Qa4 20. Nf2 Bf3 21. Nd1 Bxd1 22. Rxd1 h6 23. Kb1 Rab8 24. Bxa6 Nc6 25. Bf1 Rb4 26. Rdd2 g5 27. hxg5 hxg5 28. Bh3 Nd8 29. Qe2 Kg7 30. Qg4 Kg6 31. Be3 Rc4 32. Rh1 Rc2 33. Qh5+ Kg7 34. Be6 1-0

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.20"]
[Round "14"]
[White "Saemisch, Friedrich"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "111"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Nbd7 5. Nbd2 Be7 6. Bd3 0-0 7. c4 c5 8. h3 Qb6 9. Qc1 Bd6 10. Ne5 Qc7 11. Ndf3 b6 12. 0-0 Bb7 13. Qd1 h6 14. Rc1 Rfe8 15. Re1 Nf8 16. Nh2 N6d7 17. Qh5 Re7 18. Nhg4 f5 19. Nxd7 Qxd7 20. Ne5 Bxe5 21. Bxe5 Qe8 22. Qe2 Rf7 23. Red1 Qc6 24. f3 Rc8 25. Rc2 Qd7 26. cxd5 exd5 27. b3 Qe6 28. Rdc1 Nd7 29. f4 Nxe5 30. fxe5 Rfc7 31. Qh5 Rf8 32. Rf2 Bc8 33. Rcf1 Qf7 34. Qxf7+ Rcxf7 35. g4 cxd4 36. exd4 g6 37. gxf5 gxf5 38. Rg2+ Rg7 39. Rxg7+ Kxg7 40. Rc1 Kg6 41. Rc6+ Kg5 42. Kf2 h5 43. h4+ Kxh4 44. e6 Kg5 45. e7 Re8 46. Rxc8 Rxc8 47. Bb5 Kf4 48. e8Q Rxe8 49. Bxe8 Ke4 50. Bxh5 Kxd4 51. Bf3 b5 52. Ke2 Kc3 53. Bxd5 Kb2 54. a4 Kc3 55. axb5 Kd4 56. Bc4 1/2-1/2

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.19"]
[Round "13"]
[White "Jacobsen, Ernst"]
[Black "Carls, Carl Johan Margot"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "90"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d5 4. e5 c5 5. c3 cxd4 6. cxd4 Nc6 7. Nc3 h5 8. Bb5 e6 9. Bxc6+ bxc6 10. Na4 Bf8 11. Bd2 Nh6 12. Nf3 Ba6 13. Rc1 Qd7 14. Qc2 Rb8 15. b3 Rc8 16. Nc5 Bxc5 17. Qxc5 Qe7 18. Qa5 Qb7 19. Rc5 Bd3 20. Qc3 Be4 21. 0-0 Bxf3 22. Qxf3 Qa6 23. Qc3 0-0 24. Rc1 Nf5 25. Kf2 Rc7 26. h3 h4 27. b4 Ng3 28. Re1 Ne4+ 29. Rxe4 dxe4 30. a3 Qa4 31. Ke2 Qa6+ 32. Ke1 Rd8 33. Qe3 Rd5 34. Rc1 Rcd7 35. Bc3 Qxa3 36. Rc2 Qb3 37. Qxe4 Kg7 38. Qe2 Rxd4 39. Bxd4 Rxd4 40. Kf2 Rxf4+ 41. Kg1 Qb1+ 42. Kh2 Rf1 43. g4 Rh1+ 44. Kg2 Qg1+ 45. Kf3 Qg3+ 0-1

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.17"]
[Round "12"]
[White "Johner, Paul F"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "C68"]
[PlyCount "97"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Bd6 6. d4 exd4 7. Qxd4 f6 8. Be3 Ne7 9. 0-0-0 Ng6 10. h4 Qe7 11. h5 Ne5 12. Nh4 Ng4 13. f3 Nxe3 14. Qxe3 Bd7 15. Ne2 Bc5 16. Nd4 0-0-0 17. g4 Qf7 18. Qb3 Qxb3 19. Nxb3 Be3+ 20. Kb1 Be6 21. Ng2 Bf2 22. Nc1 Rxd1 23. Rxd1 Rd8 24. Nd3 Bg3 25. Ne3 Bd6 26. c4 c5 27. b3 b6 28. Kc2 Rd7 29. Re1 Re7 30. f4 Bd7 31. Nd5 Re8 32. h6 Bf8 33. f5 Kb7 34. e5 fxe5 35. Nxe5 Bc8 36. Kd2 g6 37. g5 Bxf5 38. Nf6 Re7 39. Re3 c6 40. Ke2 Rc7 41. Kf3 Re7 42. Kf4 Rc7 43. Ne8 Rc8 44. Nf7 Kb8 45. Nfd6 Bxd6+ 46. Nxd6 Rf8 47. Re8+ Rxe8 48. Nxe8 Kc8 49. Nd6+ 1-0

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.16"]
[Round "11"]
[White "Jacobsen, Ernst"]
[Black "Larsson, Anders2222"]
[Result "1-0"]
[ECO "C33"]
[PlyCount "85"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Qf3 Nc6 4. c3 d5 5. d4 dxe4 6. Qxe4+ Be7 7. Bxf4 Nf6 8. Qc2 Be6 9. Nf3 Nd5 10. Bd2 a6 11. a3 Nb6 12. Bd3 Na5 13. c4 Naxc4 14. 0-0 h6 15. Nc3 Nxd2 16. Qxd2 0-0 17. Kh1 Bf6 18. Bc2 Nc4 19. Qd3 g6 20. Ne4 Nd6 21. Nxf6+ Qxf6 22. Ne5 Qg7 23. Rae1 Bd5 24. Re3 Rfe8 25. Qc3 c6 26. Rg3 Re6 27. Bd3 Nb5 28. Bxb5 Rxe5 29. dxe5 axb5 30. Rf6 Re8 31. h4 Re6 32. Qd4 h5 33. Kh2 Kh7 34. Rg5 Qf8 35. Rgxg6 Rxf6 36. Rxf6 Qg7 37. Qf2 Be6 38. Qf4 Bd5 39. g3 Be6 40. Kg1 Bd5 41. Kf2 Bc4 42. Qf5+ Kg8 43. Rd6 1-0

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.14"]
[Round "10"]
[White "Berndtsson Kullberg, Karl"]
[Black "Jacobsen, Ernst"]
[Result "0-1"]
[ECO "C79"]
[PlyCount "54"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 d6 7. Nxd4 Bd7 8. Bxc6 bxc6 9. Qf3 Bg4 10. Qg3 Qd7 11. h3 c5 12. hxg4 cxd4 13. e5 Nxg4 14. e6 Qxe6 15. f3 Ne3 16. Re1 d5 17. Qf4 Bc5 18. b4 Ba7 19. c3 0-0 20. Bd2 Qg6 21. Bxe3 dxe3 22. Na3 e2+ 23. Kh1 Rfe8 24. Qh4 Re5 25. g4 h5 26. Qh2 Rae8 27. Rac1 hxg4 0-1

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.13"]
[Round "9"]
[White "Jacobsen, Ernst"]
[Black "Hakansson, Arthur"]
[Result "1-0"]
[ECO "B41"]
[PlyCount "59"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nf3 Qc7 7. 0-0 a6 8. a3 Be7 9. c4 0-0 10. Nc3 d6 11. h3 Ne5 12. Nxe5 dxe5 13. Be3 b6 14. b4 Rd8 15. Qc2 Nh5 16. g3 g6 17. Na4 Rb8 18. c5 b5 19. Nc3 f5 20. Be2 f4 21. Bxh5 fxe3 22. Be2 Rd2 23. Qb3 Bg5 24. f3 Bd7 25. Rfe1 Qd8 26. Nd1 Qf6 27. Ra2 Rxe2 28. Raxe2 Qxf3 29. Rxe3 Qh5 30. Rd3 1-0

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.12"]
[Round "8"]
[White "Euwe, Max"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "C29"]
[PlyCount "69"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Nc6 6. Bb5 Bg4 7. 0-0 a6 8. Bxc6+ bxc6 9. Qe1 Nxc3 10. bxc3 Bh5 11. Kh1 Be7 12. Nd4 c5 13. Nc6 Qd7 14. Nxe7 Qxe7 15. Ba3 0-0 16. d4 Rfe8 17. Bxc5 Qd7 18. Rb1 Bg6 19. Qe2 Qa4 20. Rb2 Re6 21. Qf3 Qd7 22. c4 Be4 23. Qf4 Rg6 24. c3 Bd3 25. Rf3 Rg4 26. Qe3 dxc4 27. Rbf2 Be4 28. Rf4 Bd5 29. h3 Rg6 30. Kh2 Rb8 31. Qc1 Qc6 32. Qc2 Rb5 33. Qf5 Rb8 34. Rb2 Re8 35. Rg4 1/2-1/2

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.10"]
[Round "7"]
[White "Sjoberg, Victor"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "D55"]
[PlyCount "50"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bg5 Be7 6. e3 d5 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Bd3 0-0 10. Rc1 Rc8 11. 0-0 Nd7 12. Bb1 c5 13. Ne2 cxd4 14. Qxd4 Nf8 15. e4 Nf6 16. Rc3 Rxc3 17. Nxc3 Rd8 18. Qa4 a6 19. Rd1 Rxd1+ 20. Qxd1 Qb4 21. Qe2 Ng6 22. g3 Qc5 23. Qd3 Qc7 24. h3 Nd7 25. Qe3 Nc5 1/2-1/2

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.09"]
[Round "6"]
[White "Jacobsen, Ernst"]
[Black "Nilsson, Allan"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "116"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Be7 6. 0-0 Bg4 7. Re1 0-0 8. c3 c6 9. Nbd2 Bd6 10. Qc2 Nbd7 11. Ne5 Bh5 12. Ndf3 Re8 13. Bg5 Bg6 14. Nxd7 Qxd7 15. Bxf6 gxf6 16. Nh4 Rxe1+ 17. Rxe1 Re8 18. Re2 Re6 19. g3 Qe7 20. Kf1 Kh8 21. Bf5 Rxe2 22. Qxe2 Qd8 23. f4 c5 24. Bd3 Bxd3 25. Qxd3 Qd7 26. Qf5 Qe6 27. dxc5 Bxc5 28. c4 Qxf5 29. Nxf5 dxc4 30. Ke2 b5 31. Kd2 Kg8 32. Kc3 Kf8 33. Nd4 a6 34. a4 bxa4 35. Kxc4 a3 36. bxa3 Bxa3 37. Kd5 Kg7 38. h3 Bb2 39. Nf3 f5 40. Kc4 h5 41. Kb4 Bc1 42. Ka5 Be3 43. Nh2 Bf2 44. Nf1 Kf6 45. Kxa6 Ke6 46. Kb7 Kd5 47. Kc7 Ke4 48. Kd6 h4 49. Nd2+ Kd3 50. gxh4 Kxd2 51. Ke5 Bxh4 52. Kxf5 Ke3 53. Kg4 Bf6 54. Kf5 Bh8 55. h4 Kf3 56. h5 Ke3 57. Kg5 Ke4 58. Kg4 f5+ 0-1

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.07"]
[Round "5"]
[White "Gruenfeld, Ernst"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "D53"]
[PlyCount "72"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 c6 6. e3 Ne4 7. Bf4 Nxc3 8. bxc3 Nd7 9. Bg3 0-0 10. Bd3 f5 11. Ne5 Nxe5 12. Bxe5 Bd6 13. Bg3 Qe7 14. f4 Bd7 15. 0-0 b5 16. c5 Bc7 17. Be1 Kh8 18. Qe2 Rg8 19. Bd2 a6 20. Kh1 Raf8 21. a3 Rf6 22. Qf3 Rh6 23. Be1 g5 24. Ra2 g4 25. Qd1 Qg7 26. Bg3 Rh5 27. Kg1 Bd8 28. Qb1 Rh6 29. Qa1 Rf6 30. Qe1 Rf7 31. Qd2 Bc8 32. Rfa1 Bb7 33. a4 h5 34. axb5 axb5 35. Qd1 Re8 36. Qe2 Ref8 1/2-1/2

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.06"]
[Round "4"]
[White "Jacobsen, Ernst"]
[Black "Olland, Adolf Georg"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "31"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 f5 5. fxe5 dxe5 6. d4 exd4 7. Bc4 fxe4 8. Ne5 Qh4+ 9. g3 Qh3 10. cxd4 Bd6 11. Qb3 Bxe5 12. dxe5 Ne7 13. Bf7+ Kd8 14. e6 Qf5 15. Nc3 Nbc6 16. Qd1+ 1-0

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.05"]
[Round "3"]
[White "Marchand, Max"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "D33"]
[PlyCount "59"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 e6 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be6 8. Nc3 h6 9. a3 Qd7 10. Ne5 Qc8 11. Nxc6 bxc6 12. e4 Qd7 13. exd5 cxd5 14. Re1 c4 15. Bh3 Bd6 16. Qe2 Kf8 17. Bxe6 fxe6 18. Bd2 Kf7 19. Rad1 Rhe8 20. Qf3 Rab8 21. Bc1 Rb3 22. Re3 Bc7 23. Qg2 Bb6 24. Qh3 a6 25. Rf3 Bd8 26. Re1 Kg8 27. Kg2 Nh7 28. Re5 Rb7 29. Nxd5 exd5 30. Qxd7 1-0

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.03"]
[Round "2"]
[White "Jacobsen, Ernst"]
[Black "Von Hennig, Heinrich"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "71"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Nf6 5. Bc4 Nc6 6. f5 Nd4 7. d3 c6 8. Nxd4 Bxd4 9. Qf3 Qe7 10. Ne2 Bb6 11. Bg5 h6 12. Bd2 Bd7 13. g4 0-0-0 14. h4 d5 15. Bb3 dxe4 16. dxe4 h5 17. gxh5 Nxh5 18. 0-0-0 Kb8 19. Nc3 Bc7 20. Be3 Nf4 21. h5 Rh7 22. Ne2 Nxe2+ 23. Qxe2 Rdh8 24. Qg2 Be8 25. Rh2 f6 26. Be6 Rxh5 27. Rxh5 Rxh5 28. Qf2 b6 29. Qe2 Kb7 30. Bd7 Rh8 31. Be6 g5 32. c3 Rh4 33. Qd3 Qh7 34. a4 Qh5 35. b4 Qf3 36. Qa6+ 1-0

[Event "Goteborg SSK 40th Anniversary Group B"]
[Site "Gothenburg"]
[Date "1920.08.02"]
[Round "1"]
[White "John, Walter"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "C68"]
[PlyCount "70"]
[EventDate "1920.08.02"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd6 8. Be3 Ne7 9. Nc3 Ng6 10. 0-0-0 f6 11. f3 Bd7 12. Nb3 0-0-0 13. Nc5 Rhe8 14. Nd3 Be6 15. g3 b6 16. Nf4 Bf7 17. Nxg6 Bxg6 18. g4 Be5 19. Rxd8+ Rxd8 20. Ne2 Bd6 21. Bf4 Bf7 22. b3 Ba3+ 23. Kb1 Bd6 24. h4 c5 25. Rd1 Bxf4 26. Rxd8+ Kxd8 27. Nxf4 c4 28. b4 Kd7 29. c3 Kd6 30. h5 c5 31. bxc5+ Kxc5 32. Kc2 b5 33. a3 a5 34. Ne2 Be8 35. Kd2 Bf7 1/2-1/2

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.27"]
[Round "17"]
[White "Jacobsen, Ernst"]
[Black "Spielmann, Rudolf"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "98"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd3 Nc6 7. Nf3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. bxc3 Be7 11. Qe2 Bf6 12. 0-0 0-0 13. Qe4 g6 14. Bh6 Re8 15. Rab1 Bxc3 16. Bg5 Qc7 17. Qh4 Ne5 18. Nxe5 Bxe5 19. Rfe1 Bg7 20. Re3 e5 21. g4 Qd6 22. Bb5 Be6 23. Bxe8 Rxe8 24. Rh3 h5 25. Rd3 Qc6 26. gxh5 f6 27. Be3 Qxc2 28. Rbd1 g5 29. Bxg5 fxg5 30. Qxg5 Kh8 31. h6 Rg8 32. Kh1 Qc6+ 33. f3 Bf8 34. Qxe5+ Kh7 35. Rc3 Bg4 36. Rdd3 Bd6 37. Qd4 Qe8 38. Rc1 Qe2 39. Qe4+ Qxe4 40. fxe4 Be2 41. Rb3 b6 42. Rg1 Rf8 43. Kg2 Bc5 44. Re1 Bc4 45. Rb2 Kxh6 46. Kg3 Bd4 47. Rc2 Bd3 48. Rc6+ Kh5 49. Kg2 Rf2+ 0-1

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.26"]
[Round "16"]
[White "Olson, Anton1111"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "C87"]
[PlyCount "76"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 d6 7. c3 0-0 8. d4 exd4 9. Nxd4 Bd7 10. Bc2 Re8 11. Nd2 Bf8 12. N2f3 Bg4 13. Bg5 Ne5 14. h3 Bh5 15. g4 Bg6 16. Nh2 h6 17. Bh4 Ned7 18. Qf3 Be7 19. Nf5 Bxf5 20. gxf5 Nh7 21. Bg3 Bf6 22. Kh1 Re7 23. Qg2 Qf8 24. f4 b5 25. Ng4 h5 26. Nxf6+ Nhxf6 27. e5 Nh7 28. f6 Ree8 29. Bf5 Nc5 30. Bf2 Ne6 31. Qe4 g6 32. Bxg6 fxg6 33. Qxg6+ Kh8 34. f7 Re7 35. exd6 Rxf7 36. Rxe6 Rxf4 37. d7 Rxf2 38. Re8 Nf6 1-0

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.24"]
[Round "15"]
[White "Jacobsen, Ernst"]
[Black "Reti, Richard"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "32"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 d6 6. Nxd4 Be7 7. Nc3 0-0 8. h3 Re8 9. Nxc6 bxc6 10. Qf3 Be6 11. e5 Bxc4 12. exf6 Bxf1 13. fxe7 Qxe7 14. b3 Ba6 15. Qxc6 Qe1+ 16. Kh2 Bb7 0-1

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.22"]
[Round "14"]
[White "Bogoljubow, Efim"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "D64"]
[PlyCount "133"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 Ne4 7. Bxe7 Qxe7 8. Qb3 Nxc3 9. Qxc3 c6 10. Rc1 0-0 11. Bd3 Re8 12. 0-0 e5 13. dxe5 dxc4 14. Bxc4 Nxe5 15. Nxe5 Qxe5 16. Qb3 Qc7 17. Bd3 Be6 18. Qc2 h6 19. b3 Qe7 20. e4 Rad8 21. Qc3 Rd7 22. Bb1 Red8 23. f4 Bg4 24. Qe3 Rd4 25. Rce1 f6 26. Qg3 Bh5 27. e5 Rd2 28. h3 Be2 29. Rf2 Bh5 30. Rxd2 Rxd2 31. Qe3 Rd5 32. Qe4 g5 33. g4 Be8 34. exf6 Qxe4 35. Bxe4 Rd6 36. fxg5 hxg5 37. Bg2 Kf8 38. Re5 Rxf6 39. Rxg5 Bg6 40. Re5 Rf4 41. Re2 a5 42. Rf2 Rxf2 43. Kxf2 Bb1 44. a3 Bc2 45. b4 axb4 46. axb4 Ba4 47. Ke3 b6 48. Kd4 Kg7 49. h4 c5+ 50. bxc5 bxc5+ 51. Kxc5 Bd1 52. g5 Kg6 53. Be4+ Kh5 54. Kd4 Bb3 55. Ke5 Bf7 56. Kf6 Kxh4 57. Bg6 Bg8 58. Be8 Bh7 59. Bf7 Kg4 60. Bg6 Bg8 61. Bf5+ Kh5 62. g6 Kh6 63. g7 Bc4 64. Bg6 Bg8 65. Bf7 Kh7 66. Be8 Kh6 67. Bg6 1-0

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.21"]
[Round "13"]
[White "Nyholm, Gustaf"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "C84"]
[PlyCount "99"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 Be7 6. 0-0 d6 7. d3 0-0 8. Be3 Ng4 9. Nd5 f5 10. exf5 Bxf5 11. h3 Nf6 12. Nxe7+ Nxe7 13. Bb3+ Kh8 14. Nh4 Nfd5 15. Nxf5 Rxf5 16. Qg4 Qf8 17. Rae1 Qf6 18. Qe4 c6 19. d4 Rf8 20. c3 Nxe3 21. Rxe3 Ng6 22. dxe5 Rxe5 23. Qd4 Rxe3 24. Qxe3 Nf4 25. Re1 Qg5 26. Qg3 Qxg3 27. fxg3 Ng6 28. Re6 Rd8 29. h4 Ne5 30. Re7 Nd7 31. h5 h6 32. Be6 Nc5 33. Bf5 Rb8 34. b3 d5 35. Kf2 Rf8 36. g4 Ne4+ 37. Ke3 Nxc3 38. Rxb7 Nxa2 39. Kd4 Rd8 40. Bd7 Nb4 41. Rxb4 Rxd7 42. Kc5 Rd8 43. Kxc6 d4 44. Kc7 Rd5 45. Kc6 Rb5 46. Rxd4 Rxb3 47. Ra4 Rg3 48. Kb6 Rxg2 49. Kxa6 Kg8 50. Kb5 1/2-1/2

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.20"]
[Round "12"]
[White "Spielmann, Rudolf"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "55"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 d6 6. Nxd4 Be7 7. Nc3 0-0 8. h3 Re8 9. Nxc6 bxc6 10. Qf3 Bd7 11. b3 Qc8 12. Bb2 Be6 13. Bd3 Nd7 14. Qg3 Bf6 15. f4 Bd4+ 16. Kh1 f6 17. Qh4 Nc5 18. Rad1 Bf7 19. Rfe1 Qb7 20. Na4 Nxd3 21. Rxd3 Bxb2 22. Nxb2 Re7 23. Rg3 Kh8 24. e5 Rae8 25. Rxg7 Kxg7 26. exf6+ Kg8 27. Rxe7 Rxe7 28. Qh6 1-0

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.19"]
[Round "11"]
[White "Jacobsen, Ernst"]
[Black "Olson, Anton1111"]
[Result "1-0"]
[ECO "C66"]
[PlyCount "55"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Be7 5. Nc3 d6 6. d4 exd4 7. Nxd4 Bd7 8. Re1 Nxd4 9. Qxd4 Bxb5 10. Nxb5 0-0 11. Bg5 h6 12. Bh4 a6 13. Nc3 Nd7 14. Bxe7 Qxe7 15. Nd5 Qd8 16. Rad1 Rc8 17. Rd3 Nc5 18. Rg3 Ne6 19. Qd2 Kh8 20. Ne3 Qf6 21. Nf5 Rfe8 22. c3 Ng5 23. Nxg7 Rxe4 24. Nh5 Qe6 25. Rxe4 Nxe4 26. Qd4+ f6 27. Re3 Re8 28. Rxe4 1-0

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.17"]
[Round "10"]
[White "Reti, Richard"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "91"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 Ne4 7. Bxe7 Qxe7 8. cxd5 Nxc3 9. bxc3 exd5 10. Bd3 c6 11. 0-0 0-0 12. Qc2 h6 13. Rfe1 Nf6 14. Rab1 Be6 15. Rb2 Rac8 16. Qb1 b6 17. e4 dxe4 18. Bxe4 Nxe4 19. Rxe4 Qd6 20. Re3 Bd5 21. Ne5 c5 22. Rd2 cxd4 23. Rxd4 Bxa2 24. Qb2 Qe6 25. Nd7 Qb3 26. Qxb3 Bxb3 27. Nxf8 Kxf8 28. Rd7 Ra8 29. Ree7 a5 30. Ra7 Rd8 31. Kf1 b5 32. Re4 a4 33. Ke1 g6 34. Rd4 Rxd4 35. cxd4 Kg7 36. Kd2 Kf6 37. Kc3 Kf5 38. Kb4 Bc4 39. Re7 Kf6 40. Re3 Kg7 41. Kc5 Kf8 42. d5 Bb3 43. d6 Be6 44. Rxe6 fxe6 45. Kc6 a3 46. d7 1-0

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.16"]
[Round "9"]
[White "Jacobsen, Ernst"]
[Black "Bogoljubow, Efim"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "64"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 Qxd5 4. Nf3 Nf6 5. c4 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Qa5 8. Qc2 b6 9. Be2 0-0 10. 0-0 Bb7 11. Bf4 c5 12. Bd6 Rc8 13. dxc5 Nbd7 14. cxb6 Nxb6 15. c5 Na4 16. Nd4 Nxc5 17. Bf3 Bxf3 18. Nxf3 Nce4 19. Be5 Nxc3 20. Rac1 Nfe4 21. Rfe1 f6 22. Bf4 Qd5 23. Kh1 e5 24. Be3 a5 25. Nd2 Nd6 26. Qb3 a4 27. Qxd5+ Nxd5 28. Bc5 Nb5 29. a3 Nf4 30. Bb4 Nd3 31. Rxc8+ Rxc8 32. Rf1 Rc2 0-1

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.15"]
[Round "8"]
[White "Jacobsen, Ernst"]
[Black "Nyholm, Gustaf"]
[Result "1/2-1/2"]
[ECO "C87"]
[PlyCount "112"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bd7 10. Nbd2 Ne8 11. Nf1 Bf6 12. Ne3 Ne7 13. h3 c6 14. Nh2 Qb6 15. dxe5 Bxe5 16. Neg4 Bxh2+ 17. Nxh2 Be6 18. Be3 Qc7 19. f4 Rd8 20. a4 d5 21. e5 c5 22. axb5 axb5 23. g4 d4 24. cxd4 cxd4 25. Bf2 Bc4 26. Nf3 Nd5 27. Bxc4 Qxc4 28. Re4 Qc8 29. Rxd4 Nec7 30. Rc1 Nxf4 31. Kh2 Rxd4 32. Nxd4 Qb7 33. Qf3 Qxf3 34. Nxf3 Nce6 35. Rd1 Rc8 36. Rd2 h6 37. Be3 Rc4 38. Kg3 Ng6 39. Ba7 Rb4 40. Bb8 Rb3 41. Kf2 Ngf4 42. h4 Nd3+ 43. Ke2 Nxb2 44. Nd4 Nxd4+ 45. Rxd4 Nc4 46. Rd8+ Kh7 47. Rd7 Re3+ 48. Kf2 b4 49. Rxf7 Nxe5 50. Rf4 g5 51. Rxb4 Nd3+ 52. Kxe3 Nxb4 53. h5 Kg7 54. Ke4 Kf7 55. Bd6 Nc6 56. Kd5 Nd8 1/2-1/2

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.14"]
[Round "7"]
[White "Jacobsen, Ernst"]
[Black "Bogoljubow, Efim"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "92"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Nxc3 9. bxc3 d5 10. cxb4 dxc4 11. Re1+ Ne7 12. Qe2 Be6 13. Ng5 Qd5 14. Nxe6 fxe6 15. Qxe6 Qxe6 16. Rxe6 Kd7 17. Re5 a6 18. Bg5 Rhe8 19. Rae1 Ng6 20. Rd5+ Kc6 21. Rc5+ Kd6 22. Kf1 Rxe1+ 23. Kxe1 b5 24. g3 c6 25. a3 a5 26. Bd2 Re8+ 27. Kd1 Re4 28. Be3 axb4 29. axb4 Ne7 30. Rh5 h6 31. Bf4+ Kd7 32. Be5 Nd5 33. Bxg7 Nxb4 34. Kd2 Nd5 35. f3 c3+ 36. Kd1 Re3 37. Rxh6 Rd3+ 38. Ke2 Rd2+ 39. Ke1 Nb4 40. Rh7 Nd3+ 41. Kf1 Ke8 42. Bh6 Rxh2 43. Kg1 Rh5 44. g4 Rh4 45. g5 c2 46. Rh8+ Kd7 0-1

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.10"]
[Round "5"]
[White "Jacobsen, Ernst"]
[Black "Spielmann, Rudolf"]
[Result "0-1"]
[ECO "C61"]
[PlyCount "86"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Ba4 Bc5 5. 0-0 Nxf3+ 6. Qxf3 Ne7 7. d3 0-0 8. Bg5 d6 9. Nc3 c6 10. Qg3 Kh8 11. Kh1 f6 12. Be3 f5 13. Bxc5 f4 14. Qg5 dxc5 15. Qxe5 f3 16. gxf3 Rxf3 17. Rg1 Ng6 18. Qh5 Rh3 19. Qg5 Qf8 20. f4 Nh4 21. Raf1 h6 22. Qe5 Nf3 23. Rxf3 Rxf3 24. f5 Bxf5 25. exf5 Re8 26. Qc7 Re7 27. Qd6 Rxf5 28. Ne4 Rf1 29. Qg3 b5 30. Bxb5 cxb5 31. Kg2 Rf5 32. Re1 Ree5 33. h4 Rf4 34. Re2 Qf5 35. Rf2 Rexe4 36. dxe4 Qxe4+ 37. Kh3 Qf5+ 38. Kg2 Rxf2+ 39. Qxf2 Qxf2+ 40. Kxf2 g5 41. Kg3 Kg7 42. c3 Kg6 43. a3 Kf5 0-1

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.08"]
[Round "4"]
[White "Nyholm, Gustaf"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "C29"]
[PlyCount "65"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Nc6 6. Be2 Be7 7. 0-0 0-0 8. d4 f6 9. Bf4 fxe5 10. Bxe5 Nxe5 11. Nxe5 Nxc3 12. bxc3 Bf6 13. Qd3 Bxe5 14. dxe5 c6 15. Rxf8+ Qxf8 16. Rf1 Qe7 17. Qd4 Be6 18. h3 b6 19. Bf3 Rf8 20. Qa4 Qc5+ 21. Qd4 Qa3 22. Qb4 Qxb4 23. cxb4 Rf4 24. a3 Rc4 25. Rf2 Rc3 26. a4 Rc4 27. b5 cxb5 28. axb5 Rc5 29. Bg4 Bxg4 30. hxg4 d4 31. e6 Re5 32. Rf7 Rxe6 33. Rxa7 1/2-1/2

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.05"]
[Round "2"]
[White "Jacobsen, Ernst"]
[Black "Olson, Anton1111"]
[Result "1/2-1/2"]
[ECO "C67"]
[PlyCount "60"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nb7 9. b3 0-0 10. Bb2 Nc5 11. Nbd2 Ne6 12. Rad1 f6 13. Nc4 Qe8 14. Bc1 fxe5 15. Ncxe5 d6 16. Nd3 Qg6 17. Rfe1 Ng5 18. Nxg5 Bxg5 19. Bxg5 Qxg5 20. Qe7 Qg6 21. Qxc7 Bg4 22. f3 Bxf3 23. Rd2 Be4 24. Qa5 Rf7 25. Qc3 Raf8 26. Qd4 c5 27. Qe3 Rf3 28. Qe2 Bxd3 29. cxd3 R3f6 30. Qe4 Qg5 1/2-1/2

[Event "Schultz Memorial"]
[Site "Stockholm"]
[Date "1919.11.03"]
[Round "1"]
[White "Reti, Richard"]
[Black "Jacobsen, Ernst"]
[Result "1/2-1/2"]
[ECO "C33"]
[PlyCount "89"]
[EventDate "1919.11.03"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "SWE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Qf3 Nc6 4. c3 Nf6 5. d4 d6 6. Bxf4 Be7 7. Nd2 0-0 8. h3 Re8 9. 0-0-0 g6 10. Bc4 d5 11. Bxd5 Nxd5 12. exd5 Nb8 13. Rf1 f5 14. Re1 Nd7 15. Qe2 Nf6 16. Bg5 Ne4 17. Bxe7 Rxe7 18. Ngf3 Qxd5 19. Qc4 Qxc4 20. Nxc4 b5 21. Ncd2 Bb7 22. Ng5 Rae8 23. Ngxe4 Bxe4 24. Nxe4 Rxe4 25. Rxe4 Rxe4 26. Kd2 Kf7 27. Kd3 Kf6 28. a4 a6 29. axb5 axb5 30. Ra1 c6 31. b3 g5 32. Ra7 Re7 33. Ra6 Re6 34. c4 h5 35. c5 f4 36. d5 cxd5 37. Rb6 g4 38. hxg4 hxg4 39. c6 Re3+ 40. Kd4 Ke6 41. Rxb5 Kd6 42. Rxd5+ Kxc6 43. Rf5 Rg3 44. Rxf4 Rxg2 45. Ke4 1/2-1/2

[Event "Nordic Congress-07"]
[Site "Copenhagen"]
[Date "1916.07.13"]
[Round "7"]
[White "Nyholm, Gustaf"]
[Black "Jacobsen, Ernst"]
[Result "0-1"]
[ECO "C84"]
[PlyCount "46"]
[EventDate "1916.07.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 d6 6. Bxc6+ bxc6 7. d4 exd4 8. Nxd4 Bd7 9. 0-0 Be7 10. Qd3 0-0 11. h3 c5 12. Nde2 Bc6 13. Nd5 Nxd5 14. exd5 Bd7 15. Bd2 Bf6 16. Ba5 Rb8 17. Nc3 Rxb2 18. Ne4 Bd4 19. c3 Bb5 20. c4 Bd7 21. Nxd6 Bxh3 22. Nf5 Bxf5 23. Qxf5 Rxf2 0-1

[Event "Nordic Congress-07"]
[Site "Copenhagen"]
[Date "1916.07.11"]
[Round "6"]
[White "Jacobsen, Ernst"]
[Black "Loewenborg, Otto"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "128"]
[EventDate "1916.07.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. d5 Ne5 10. Qe2 Nxf3+ 11. gxf3 Bf6 12. fxe4 d6 13. Be3 Bh3 14. Rfe1 Qc8 15. f3 Bh4 16. Bf2 Bxf2+ 17. Qxf2 0-0 18. Qg3 Re8 19. Kh1 Bd7 20. f4 Qd8 21. e5 Bf5 22. Re3 c6 23. Rd1 dxe5 24. fxe5 cxd5 25. Bxd5 Be6 26. Red3 Qa5 27. Qf3 g6 28. Bxe6 Rxe6 29. Rd7 Rf8 30. Rxb7 Rxe5 31. a3 Rf5 32. Qe3 Qa4 33. Rbd7 Qb5 34. R7d2 a5 35. Qe2 Qc6+ 36. Qg2 Qf6 37. Rd6 Qe7 38. Rd7 Qh4 39. R7d4 Qe7 40. Rd7 Qe6 41. R7d6 Qc8 42. R6d5 Re8 43. Rxf5 Qxf5 44. Rf1 Qb5 45. Qf3 Re7 46. Rf2 Re1+ 47. Kg2 Qg5+ 48. Qg3 Qc1 49. Qd3 Rd1 50. Qe4 Qg5+ 51. Kf3 f5 52. Qe8+ Kg7 53. Qe5+ Kh6 54. Qe3 a4 55. Qxg5+ Kxg5 56. Re2 Rd3+ 57. Kf2 h5 58. Rc2 h4 59. Re2 f4 60. Rc2 Kg4 61. Kg2 g5 62. Kf2 Rd1 63. h3+ Kxh3 64. b4 g4 0-1

[Event "Nordic Congress-07"]
[Site "Copenhagen"]
[Date "1916.07.10"]
[Round "5"]
[White "Svensson, Sven O"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "69"]
[EventDate "1916.07.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 d6 6. Bg5 Be6 7. Nd5 Bxd5 8. Bxd5 h6 9. Bh4 g5 10. Bxc6+ bxc6 11. Bg3 Qe7 12. Qe2 Rb8 13. c3 0-0 14. h4 g4 15. Nh2 h5 16. f3 Qe6 17. b3 Kh7 18. fxg4 hxg4 19. h5 Rg8 20. Nf1 Rg5 21. Ne3 Bxe3 22. Qxe3 Rxh5 23. 0-0-0 c5 24. Qg5 Rg8 25. Rxh5+ Nxh5 26. Qxh5+ Kg7 27. Bh4 Kf8 28. Rf1 Rg6 29. g3 Ke8 30. Qh8+ Kd7 31. Qf8 f6 32. Bxf6 Rg8 33. Qh6 Qf7 34. Rf5 Rg6 35. Qh5 1-0

[Event "Nordic Congress-07"]
[Site "Copenhagen"]
[Date "1916.07.07"]
[Round "4"]
[White "Jacobsen, Ernst"]
[Black "Johner, Paul F"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "66"]
[EventDate "1916.07.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Bd6 13. Bg5 Rdf8 14. Bh4 Qd5 15. Qe2 Nd8 16. Re4 c5 17. b3 Nc6 18. Rd1 Kd7 19. Re1 Rf4 20. Re8 Rxe8 21. Qxe8+ Kc7 22. Bg3 Rf6 23. Nd2 Bxg3 24. hxg3 Qf5 25. Qe2 Qxc2 26. Ne4 Qxe2 27. Rxe2 Re6 28. f3 h6 29. Kf2 b6 30. Rd2 Nb4 31. g4 Nd5 32. Rc2 Ne3 33. Rc1 Nxg4+ 0-1

[Event "Nordic Congress-07"]
[Site "Copenhagen"]
[Date "1916.07.06"]
[Round "3"]
[White "Giersing, Johannes Hjalmar"]
[Black "Jacobsen, Ernst"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "131"]
[EventDate "1916.07.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Be3 d6 4. Bc4 Nc6 5. Nf3 Nf6 6. Qd3 d5 7. exd5 Nxd5 8. Bxd5 Qxd5 9. c4 Qa5+ 10. Nc3 Bf5 11. Qd2 Nb4 12. 0-0 Bd3 13. Nd5 Bxf1 14. Rxf1 Nc6 15. Qxa5 Nxa5 16. Nxc7+ Kd7 17. Nxa8 Rxa8 18. Rc1 b6 19. b4 Nc6 20. b5 Nd8 21. c5 Ne6 22. a4 Nc7 23. c6+ Ke8 24. Bf4 Nd5 25. Be5 f6 26. Bg3 e6 27. Re1 Kf7 28. Nd2 Bf8 29. Ne4 Bb4 30. Rc1 Ke7 31. Kf1 h6 32. Rc4 f5 33. Rxb4 Nxb4 34. Bd6+ Kf7 35. Bxb4 fxe4 36. Ke2 a6 37. Ke3 axb5 38. axb5 Ra4 39. Bc5 Ke8 40. Bxb6 Rb4 41. Kxe4 Rxb5 42. Bc7 Ke7 43. Bg3 Rb6 44. c7 Kd7 45. Be5 Rb2 46. Kf3 Rc2 47. Kg3 Ke7 48. f3 Kf7 49. Kh4 Ke8 50. g4 Kd7 51. Kg3 Rd2 52. h3 Rd1 53. Kh4 Rd3 54. f4 Kc8 55. Bg7 Kxc7 56. Bxh6 Rxd4 57. Kg5 Rd3 58. h4 Rg3 59. Kxg6 Rxg4+ 60. Bg5 Rg1 61. h5 e5 62. fxe5 Kd7 63. h6 Ke6 64. h7 Rh1 65. Bf6 Rg1+ 66. Kh6 1-0

[Event "Nordic Congress-07"]
[Site "Copenhagen"]
[Date "1916.07.04"]
[Round "2"]
[White "Jacobsen, Ernst"]
[Black "Marchand, Max"]
[Result "0-1"]
[ECO "B73"]
[PlyCount "76"]
[EventDate "1916.07.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. 0-0 0-0 9. f3 Qb6 10. Rb1 Ng4 11. Nd5 Nxe3 12. Nxb6 Nxd1 13. Nxc6 bxc6 14. Nxa8 Bd4+ 15. Kh1 Nf2+ 16. Kg1 Nxe4+ 17. Kh1 Nd2 18. Rbd1 Nxf1 19. Rxd4 Ne3 20. c3 Nd5 21. Bc4 e5 22. Rd2 Ne3 23. Be2 d5 24. Nc7 f5 25. Na6 Bxa6 26. Bxa6 c5 27. Kg1 Kg7 28. Kf2 f4 29. b3 Kf6 30. c4 d4 31. Bb7 a5 32. Bc6 g5 33. h3 h5 34. Bb5 g4 35. hxg4 hxg4 36. fxg4 e4 37. Re2 Nxg4+ 38. Ke1 e3 0-1

[Event "Nordic Congress-07"]
[Site "Copenhagen"]
[Date "1916.07.03"]
[Round "1"]
[White "Jacobsen, Ernst"]
[Black "Krause, Orla Hermann"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "90"]
[EventDate "1916.07.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. d5 Ne7 8. a3 Bxc3+ 9. bxc3 d6 10. Qc1 Qg6 11. Qe3 0-0 12. Nd2 f5 13. f3 Bd7 14. c4 b6 15. Nb1 fxe4 16. fxe4 Rf4 17. Nd2 Raf8 18. 0-0-0 Ba4 19. g3 R4f6 20. Bd3 c5 21. Rdf1 a6 22. Rxf6 Rxf6 23. Rf1 Rxf1+ 24. Bxf1 Bd7 25. Be2 b5 26. cxb5 axb5 27. c4 bxc4 28. Nxc4 Nc8 29. Bd1 Bb5 30. Nd2 Nb6 31. Qc3 Qe8 32. Qa5 Nc4 33. Nxc4 Bxc4 34. Qa4 Bb5 35. Qa7 Bd3 36. Bc2 Bxc2 37. Kxc2 Qb5 38. Qc7 Qc4+ 39. Kb2 Qxe4 40. Qxd6 c4 41. Qe6+ Kh7 42. g4 Qd4+ 43. Kc1 Qc3+ 44. Kd1 Qd3+ 45. Ke1 Qe3+ 1/2-1/2

[Event "CSR-ch05 Hauptturnier"]
[Site "Mlada Boleslav"]
[Date "1913.08.??"]
[Round "?"]
[White "Jacobsen, Ernst"]
[Black "Kornia, V."]
[Result "1-0"]
[ECO "C54"]
[PlyCount "49"]
[EventDate "1913.08.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 0-0 12. d6 cxd6 13. Qxd6 Nf5 14. Qd5 Ne7 15. Qd6 Qb6 16. Bf4 Qxd6 17. Bxd6 Re8 18. Rae1 Kf8 19. Nd4 Bxd4 20. Rxe7 Rxe7 21. Rxe7 Bxf2+ 22. Kxf2 g6 23. Rxf7+ Kg8 24. Rxd7+ Kh8 25. Be5# 1-0

[Event "CSR-ch05 Hauptturnier"]
[Site "Mlada Boleslav"]
[Date "1913.08.??"]
[Round "?"]
[White "Jacobsen, Ernst"]
[Black "Zidlicky, B."]
[Result "1-0"]
[ECO "C56"]
[PlyCount "45"]
[EventDate "1913.08.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qd8 9. Rxe4+ Be7 10. Nxd4 0-0 11. Bf4 Bd7 12. Bxc7 Qxc7 13. Nd5 Qa5 14. Nxc6 Bxc6 15. Nxe7+ Kh8 16. Nxc6 bxc6 17. Qe2 h6 18. Qc4 Qb6 19. b3 Rad8 20. Rae1 Rd2 21. R4e2 Rfd8 22. Rxd2 Rxd2 23. Qxf7 1-0

[Event "CSR-ch05 Hauptturnier"]
[Site "Mlada Boleslav"]
[Date "1913.08.??"]
[Round "?"]
[White "Meissner, K."]
[Black "Jacobsen, Ernst"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "54"]
[EventDate "1913.08.27"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "AUT"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 c6 7. Bc4 Nbd7 8. a4 e6 9. 0-0 Qc7 10. Ne2 Bd6 11. Ng3 Bg6 12. Re1 h5 13. h4 Bxg3 14. fxg3 Qxg3 15. Bg5 0-0 16. Ra3 Qc7 17. Bxf6 Nxf6 18. Ne5 Bf5 19. Rg3 Ng4 20. Bd3 Rad8 21. c3 f6 22. Bxf5 exf5 23. Qb3+ Kh7 24. Nxg4 Qxg3 25. Nf2 Rde8 26. Rf1 Re7 27. Qc2 g6 0-1

