[Event "NED-chT 4041"]
[Site "Netherlands"]
[Date "1941.01.25"]
[Round "5.4"]
[White "Koetsheid, Petrus"]
[Black "Veerkamp, J."]
[Result "0-1"]
[ECO "B02"]
[PlyCount "94"]
[EventDate "1940.10.19"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "Amsterdam VAS"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 Nb6 5. Bb3 c5 6. d3 Bf5 7. Nf3 e6 8. Qe2 Be7 9. Bf4 0-0 10. Ne5 Nd5 11. Bd2 Bf6 12. g4 Bxe5 13. gxf5 Nc6 14. 0-0-0 Nxc3 15. bxc3 exf5 16. Qh5 Qa5 17. Rhg1 Bxc3 18. Bxc3 Qxc3 19. Kb1 Qf6 20. Rg5 g6 21. Rdg1 Kh8 22. Qf3 a5 23. a4 b5 24. axb5 Nd4 25. Qd5 Nxb5 26. Qxc5 Nc3+ 27. Kc1 Ne2+ 28. Kd2 Nxg1 29. Rxg1 a4 30. Bd5 Rfc8 31. Qa3 Qd4 32. Qa1 Qxa1 33. Rxa1 Ra7 34. c4 a3 35. Ra2 Kg7 36. Kc3 Kf6 37. d4 Rb8 38. c5 Rb1 39. Bb3 Rc1+ 40. Kb4 Rd7 41. Rd2 Rb1 42. c6 Rd8 43. Kxa3 Ra8+ 44. Kb4 Rb8+ 45. Kc5 R1xb3 46. Kd6 Rd8+ 47. Kc7 Rd5 0-1

[Event "NED Team-ch 1934/35"]
[Site "Netherlands"]
[Date "1935.02.03"]
[Round "4.6"]
[White "Koetsheid, Petrus"]
[Black "Belinfante, Wim"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "53"]
[EventDate "1934.11.04"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "The Hague DD"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 Nc6 7. Nxc6 bxc6 8. f4 g6 9. Qf3 Bb7 10. Be3 Bg7 11. 0-0 d5 12. e5 d4 13. exf6 Bxf6 14. Ne4 dxe3 15. Nxf6+ exf6 16. Qxe3+ Kf8 17. Rad1 Qc7 18. Rfe1 Kg7 19. Qe7 Qb6+ 20. Qe3 Qc7 21. Bc4 Rhe8 22. Qc5 Qxf4 23. Rf1 Qc7 24. Rd6 f5 25. Qd4+ Kg8 26. Rd7 Rad8 27. Bxf7+ 1-0

[Event "NED Team-ch 1934/35"]
[Site "Netherlands"]
[Date "1934.11.10"]
[Round "1.7"]
[White "Ansingh, EW."]
[Black "Koetsheid, Petrus"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "34"]
[EventDate "1934.11.04"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bussum"]
[BlackTeam "Rotterdam NRSV"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bxc5 6. Bd3 f6 7. exf6 Nxf6 8. 0-0 0-0 9. a3 e5 10. Bb5 Bg4 11. Bxc6 bxc6 12. h3 Bh5 13. g4 Nxg4 14. Nxe5 Qh4 15. Nxg4 Qxh3 16. Qd3 Qxg4+ 17. Kh2 Rf3 0-1

[Event "NED Team-ch 1932/33"]
[Site "Netherlands"]
[Date "1932.12.04"]
[Round "2.4"]
[White "Van Groningen, SH."]
[Black "Koetsheid, Petrus"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "39"]
[EventDate "1932.11.06"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bussum"]
[BlackTeam "Rotterdam NRSV"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Nbd7 5. Nbd2 c6 6. 0-0 Be7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 0-0 11. c3 h6 12. Re1 b6 13. Ne5 Bb7 14. Qf3 Bd6 15. Qg3 Kh8 16. Qh3 Ng8 17. Ng4 Qc7 18. Nxh6 Nxh6 19. Bxh6 f5 20. Rxe6 1-0

[Event "NED Team-ch 1931/32"]
[Site "Netherlands"]
[Date "1932.02.20"]
[Round "4.3"]
[White "Koetsheid, Petrus"]
[Black "Felderhof, Hendrik Willem"]
[Result "0-1"]
[ECO "C49"]
[PlyCount "78"]
[EventDate "1931.11.01"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "Bussum"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. d3 Bxc3 7. bxc3 Qe7 8. Bg5 Nd8 9. Re1 Ne6 10. Bh4 d6 11. d4 Nf4 12. Bf1 Ng6 13. Bg5 h6 14. Bxf6 Qxf6 15. Qd3 Nf4 16. Qe3 Bg4 17. Nd2 Qg6 18. Qg3 Rae8 19. h3 Bd7 20. Qxg6 Nxg6 21. Rab1 b6 22. d5 Re7 23. Bb5 Bc8 24. a4 a5 25. Bd3 Nf4 26. Bf1 f5 27. c4 Bd7 28. Ra1 g5 29. Bd3 g4 30. hxg4 fxg4 31. Bf1 h5 32. Nb1 h4 33. Nc3 Ref7 34. Rad1 h3 35. gxh3 gxh3 36. Re3 Bg4 37. Rg3 Rg7 38. Rd2 Nh5 39. Re3 Be2+ 0-1

[Event "NED Team-ch 1930/31"]
[Site "Netherlands"]
[Date "1931.01.25"]
[Round "3.5"]
[White "Koetsheid, Petrus"]
[Black "Heufke Kantelaar, J."]
[Result "1-0"]
[ECO "C50"]
[PlyCount "29"]
[EventDate "1930.11.09"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "The Hague DD"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. c3 dxc3 6. Qd5 Nh6 7. Bxh6 0-0 8. Nxc3 gxh6 9. Qh5 d6 10. Qxh6 Ne5 11. Nxe5 dxe5 12. Rd1 Qe8 13. Nd5 Be6 14. Rd3 Qd7 15. Rg3+ 1-0

[Event "NED Team-ch 1929/30"]
[Site "Netherlands"]
[Date "1930.05.13"]
[Round "4.5"]
[White "Koetsheid, Petrus"]
[Black "Van der Kar, Jacob"]
[Result "0-1"]
[ECO "C86"]
[PlyCount "42"]
[EventDate "1929.11.03"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "Amsterdam VAS"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Nf6 6. 0-0 Be7 7. Qe2 Bg4 8. Rd1 0-0 9. d4 Qc8 10. Qd3 Bxf3 11. gxf3 Qh3 12. Nd2 Nh5 13. Nf1 f5 14. Ng3 fxe4 15. fxe4 Rxf2 16. Kxf2 Qxh2+ 17. Ke1 Nxg3 18. Qc2 Qh1+ 19. Kd2 Bg5+ 20. Kd3 Qxe4+ 21. Kc4 b5+ 0-1

[Event "NED Team-ch 1929/30"]
[Site "Netherlands"]
[Date "1930.01.19"]
[Round "3.7"]
[White "Rueb, Alexander"]
[Black "Koetsheid, Petrus"]
[Result "0-1"]
[ECO "B45"]
[PlyCount "80"]
[EventDate "1929.11.03"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "The Hague DD"]
[BlackTeam "Rotterdam NRSV"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Nf6 6. Nc3 Bb4 7. Bd3 Ne5 8. 0-0 Nxd3 9. Qxd3 0-0 10. e5 Bxc3 11. bxc3 Nd5 12. Nb5 Nxe3 13. Qxe3 b6 14. Nd6 Ba6 15. Rfd1 Qc7 16. Rd4 f5 17. f4 Rab8 18. Ra4 Bc8 19. Rb1 a6 20. Rab4 b5 21. a4 Qc6 22. axb5 axb5 23. Rxb5 Rxb5 24. Rxb5 Ba6 25. Rb4 Ra8 26. h3 h6 27. Qd4 Be2 28. Rb1 Ra4 29. Qe3 Bc4 30. Qg3 Ra8 31. Qg6 Bd5 32. Ne8 Qc5+ 33. Kh2 Rxe8 34. Qxe8+ Kh7 35. Rf1 Qc4 36. Rf2 Qc5 37. Rf1 Qe3 38. Qh5 Qd2 39. Rg1 Qxf4+ 40. Kh1 Qg3 0-1

[Event "NED Team-ch 1929/30"]
[Site "Netherlands"]
[Date "1929.12.01"]
[Round "2.7"]
[White "Koetsheid, Petrus"]
[Black "Boer, A."]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "82"]
[EventDate "1929.11.03"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 0-0 7. Rc1 c6 8. cxd5 exd5 9. Bd3 Re8 10. 0-0 h6 11. Bf4 Nf8 12. Ne5 Bd6 13. Qf3 Bxe5 14. Bxe5 Ng4 15. Bg3 Qf6 16. Qe2 Qe6 17. h3 Nf6 18. Be5 N6d7 19. f4 f6 20. f5 Qe7 21. Bf4 Nh7 22. h4 Kh8 23. g4 Qf7 24. Qh2 Ndf8 25. g5 g6 26. h5 gxf5 27. g6 Nxg6 28. hxg6 Qxg6+ 29. Kh1 Ng5 30. Rc2 Bd7 31. Rg2 Re7 32. Rfg1 Rh7 33. Ne2 Rg8 34. Rg3 Qe8 35. R1g2 Rgg7 36. Ng1 Kg8 37. Nf3 Be6 38. Nh4 Qd7 39. Qg1 b6 40. Qb1 Ne4 41. Bxe4 fxe4 1/2-1/2

[Event "NED Team-ch 1925/26"]
[Site "Netherlands"]
[Date "1926.03.07"]
[Round "4.4"]
[White "Koetsheid, Petrus"]
[Black "Schelfhout, Willem AT"]
[Result "1/2-1/2"]
[ECO "E90"]
[PlyCount "102"]
[EventDate "1925.11.01"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "Amsterdam VAS"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 a5 8. Bd3 Na6 9. Bg5 Nc5 10. Bc2 h6 11. Be3 b6 12. 0-0 Kh7 13. g4 Nxg4 14. hxg4 Bxg4 15. Bxc5 bxc5 16. Kg2 f5 17. Rh1 fxe4 18. Bxe4 Bxf3+ 19. Bxf3 Qg5+ 20. Kf1 Qf4 21. Ne4 Kg8 22. Rh3 g5 23. Rg3 g4 24. Bg2 h5 25. Rc1 Bf6 26. Qd2 Bh4 27. Qxf4 exf4 28. Rb3 f3 29. Bh1 Rae8 30. Re1 Re5 31. Rbe3 Rfe8 32. Nd2 Rxe3 33. Rxe3 Rxe3 34. fxe3 Bf6 35. b3 Kf7 36. Ne4 Kg6 37. Nd2 Kf5 38. Nxf3 gxf3 39. Bxf3 h4 40. a4 Bg5 41. Ke2 h3 42. Bh5 Bh4 43. Kf3 Kg5 44. Be8 Be1 45. Bd7 Kh4 46. Bf5 Bd2 47. Be4 Bc3 48. Kf2 Be5 49. Bh1 Bg3+ 50. Kf3 Bh2 51. Kf2 Kg4 1/2-1/2

[Event "NED Team-ch 1925/26"]
[Site "Netherlands"]
[Date "1925.11.22"]
[Round "1.4"]
[White "Goud, JH."]
[Black "Koetsheid, Petrus"]
[Result "1/2-1/2"]
[ECO "C13"]
[PlyCount "39"]
[EventDate "1925.11.01"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "Rotterdam NRSV"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. e4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 0-0 9. Bd3 Nc6 10. 0-0 Rd8 11. c3 Bd7 12. Qc2 g6 13. Rae1 Kg7 14. Re4 Ne7 15. Rh4 Bc6 16. Qd2 h5 17. Be4 Nf5 18. Bxf5 Bxf3 19. Rf4 exf5 20. Rxf3 1/2-1/2

[Event "NED Team-ch 1924/25"]
[Site "Netherlands"]
[Date "1925.03.29"]
[Round "1.4"]
[White "Koetsheid, Petrus"]
[Black "Schouten, GL."]
[Result "1-0"]
[ECO "C10"]
[PlyCount "93"]
[EventDate "1924.11.09"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "The Hague DD"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 e6 5. d3 Be7 6. Nf3 c6 7. 0-0 Nd7 8. d4 N7b6 9. Bd3 0-0 10. Ne4 Nf6 11. Qe2 Nbd7 12. Re1 Nxe4 13. Qxe4 Nf6 14. Qh4 g6 15. Bg5 Nd5 16. c4 Bxg5 17. Nxg5 Nf6 18. Qh6 Qxd4 19. Re4 Qxb2 20. Rae1 Rd8 21. Bf1 e5 22. Rh4 Be6 23. Nxh7 Nxh7 24. Qxh7+ Kf8 25. Qh6+ Ke7 26. Qg5+ Kd6 27. Rd1+ Kc7 28. Qe7+ Rd7 29. Rxd7+ Bxd7 30. Qxf7 g5 31. Rh7 Qd4 32. Rg7 g4 33. h3 gxh3 34. gxh3 Rd8 35. Be2 Qf4 36. Qxf4 exf4 37. Bg4 Kc8 38. Rxd7 Rxd7 39. Kg2 Kd8 40. Bxd7 Kxd7 41. Kf3 b5 42. cxb5 cxb5 43. Kxf4 a5 44. Ke5 b4 45. Kd4 a4 46. Kc4 b3 47. axb3 1-0

[Event "NED Team-ch 1924/25"]
[Site "Netherlands"]
[Date "1925.02.22"]
[Round "4.4"]
[White "Sonnenberg, M."]
[Black "Koetsheid, Petrus"]
[Result "0-1"]
[ECO "C14"]
[PlyCount "72"]
[EventDate "1924.11.09"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam VAS"]
[BlackTeam "Rotterdam NRSV"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 f6 8. Bf4 fxe5 9. dxe5 0-0 10. Bd3 Rf7 11. Nf3 Nf8 12. h5 Nc6 13. 0-0-0 Nb4 14. Bg6 Rxf4 15. Qxf4 hxg6 16. hxg6 Nxg6 17. Qg4 Qe8 18. Qh5 Bd7 19. Rd4 Qf7 20. g3 Qf5 21. Qxf5 exf5 22. a3 Nc6 23. Rxd5 Be6 24. Rdd1 Kf7 25. Nd5 Bxd5 26. Rxd5 Ke6 27. Rd2 Ngxe5 28. Re1 Kf6 29. Nxe5 Nxe5 30. Rde2 Bd6 31. f4 Ng4 32. c4 a5 33. Kc2 Rh8 34. Kd3 Rh3 35. Rg2 Bxf4 36. Kd4 Bxg3 0-1

[Event "Rotterdam NRSV Winter 1924/25"]
[Site "Rotterdam"]
[Date "1925.01.??"]
[Round "6"]
[White "Koetsheid, Petrus"]
[Black "Euwe, Max"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "76"]
[EventDate "1924.12.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Ng4 7. Bb5 Nxe3 8. Nxc6 Nxd1 9. Nxd8+ Kxd8 10. Rxd1 e6 11. 0-0 Kc7 12. f4 Be7 13. Ba4 a6 14. Bb3 Bd7 15. f5 Bf6 16. Rd3 b5 17. fxe6 fxe6 18. Rfd1 Be5 19. Ne2 a5 20. Nd4 Bxd4+ 21. Rxd4 a4 22. Rxd6 Rhd8 23. c4 axb3 24. axb3 Bc6 25. e5 Rxd6 26. exd6+ Kd7 27. c5 b4 28. Rd4 Ra5 29. Rc4 Bd5 30. Rh4 Rxc5 31. Rxh7 Kxd6 32. Rxg7 Rc1+ 33. Kf2 Rc2+ 34. Kf1 Rxb2 35. h4 Rxb3 36. h5 Rb1+ 37. Ke2 Rh1 38. g4 b3 0-1

[Event "NED Team-ch 1922/23"]
[Site "Netherlands"]
[Date "1923.04.15"]
[Round "5.3"]
[White "Van Hoorn, Petrus Franciscus"]
[Black "Koetsheid, Petrus"]
[Result "1/2-1/2"]
[ECO "B15"]
[PlyCount "84"]
[EventDate "1922.12.03"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam VAS"]
[BlackTeam "Rotterdam NRSV"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bd3 Nxe4 6. Bxe4 Nd7 7. c3 Nf6 8. Bd3 Bg4 9. Qb3 Qb6 10. Bf4 e6 11. Ne2 Bxe2 12. Bxe2 Be7 13. 0-0 0-0 14. Bf3 Bd8 15. Bd6 Re8 16. Qc2 Be7 17. Be5 Rad8 18. Rae1 Rd7 19. c4 Qd8 20. Re3 Bd6 21. Rfe1 Kh8 22. Bxf6 Qxf6 23. d5 cxd5 24. cxd5 e5 25. Be4 g6 26. Qa4 Qe7 27. R3e2 f5 28. Bd3 a6 29. f4 Bc5+ 30. Kh1 Bd4 31. fxe5 Rxd5 32. Qc4 Qc5 33. e6 Qd6 34. e7 b5 35. Qb3 Bf6 36. Re6 Rxe7 37. Rxe7 Bxe7 38. Qc3+ Bf6 39. Qc8+ Kg7 40. Bf1 Rd1 41. Rxd1 Qxd1 42. Qc7+ Kg8 1/2-1/2

[Event "NED Team-ch 1921/22"]
[Site "Netherlands"]
[Date "1922.05.28"]
[Round "3.4"]
[White "Koetsheid, Petrus"]
[Black "Straat, Evert"]
[Result "0-1"]
[ECO "E10"]
[PlyCount "38"]
[EventDate "1922.01.22"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam NRSV"]
[BlackTeam "Amsterdam ASC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 b5 5. b3 Bb7 6. dxe6 fxe6 7. Nbd2 d5 8. cxb5 Bd6 9. Bb2 Nbd7 10. e4 dxe4 11. Ng5 Qe7 12. Qe2 0-0 13. Ngxe4 Nxe4 14. Nxe4 Bc7 15. Qc2 Bxe4 16. Qxe4 Ba5+ 17. Kd1 Nf6 18. Bxf6 Qxf6 19. Kc2 Qxa1 0-1

[Event "NED Team-ch 1921/22"]
[Site "Netherlands"]
[Date "1922.03.12"]
[Round "2.4"]
[White "Rueb, Alexander"]
[Black "Koetsheid, Petrus"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "75"]
[EventDate "1922.01.22"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "The Hague DD"]
[BlackTeam "Rotterdam NRSV"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Be4 5. f3 Bg6 6. h4 h6 7. h5 Bh7 8. e6 fxe6 9. Bd3 Nf6 10. Nh3 Qd6 11. Nf4 Nbd7 12. Nc3 0-0-0 13. Kf2 e5 14. Ng6 Bxg6 15. Bxg6 exd4 16. Qxd4 Qc5 17. Qxc5 Nxc5 18. Bf4 e6 19. b4 Ncd7 20. a3 e5 21. Bg3 Be7 22. Rhe1 Rhf8 23. Kg2 d4 24. Na4 Nd5 25. Nc5 Bxc5 26. bxc5 Ne3+ 27. Rxe3 dxe3 28. Re1 Nxc5 29. Bxe5 Rd2+ 30. Kg3 e2 31. Bxg7 Rfd8 32. Bxh6 R2d4 33. Rxe2 Ra4 34. Bf5+ Kc7 35. Bf4+ Kb6 36. h6 Rxa3 37. h7 Ra1 38. Rd2 1-0

[Event "Rotterdam NRS"]
[Site "Rotterdam"]
[Date "1919.08.02"]
[Round "7"]
[White "Koetsheid, Petrus"]
[Black "Loman, Rudolf Johannes"]
[Result "1/2-1/2"]
[ECO "D40"]
[PlyCount "48"]
[EventDate "1919.07.27"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. e3 Nf6 4. c4 e6 5. Nc3 a6 6. a3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. dxc5 Bxc5 10. b4 Bd6 11. Bb2 0-0 12. 0-0 Qe7 13. e4 e5 14. Nd5 Nxd5 15. exd5 f5 16. Nxe5 Bxe5 17. Re1 Bxh2+ 18. Kxh2 Qh4+ 19. Kg1 Nd7 20. Be2 Nf6 21. Bf3 Rad8 22. Re7 Rf7 23. Rxf7 Kxf7 24. Qb3 Ng4 1/2-1/2

[Event "Rotterdam NRS"]
[Site "Rotterdam"]
[Date "1919.08.01"]
[Round "6"]
[White "Te Kolste, Jan Willem"]
[Black "Koetsheid, Petrus"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "41"]
[EventDate "1919.07.27"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Be7 7. 0-0 0-0 8. Qe2 b6 9. Nxf6+ Nxf6 10. Bg5 Bb7 11. Rad1 Bxf3 12. Qxf3 Qd5 13. Qe3 Ng4 14. Qh3 f5 15. Bxe7 Rf7 16. Bg5 h6 17. c4 Qxd4 18. Bxf5 Nxf2 19. Rxd4 Nxh3+ 20. Bxh3 Rxf1+ 21. Kxf1 1-0

[Event "Rotterdam NRS"]
[Site "Rotterdam"]
[Date "1919.07.31"]
[Round "5"]
[White "Koetsheid, Petrus"]
[Black "Schelfhout, Willem AT"]
[Result "1-0"]
[ECO "A85"]
[PlyCount "73"]
[EventDate "1919.07.27"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Bg5 Bb4 5. e3 h6 6. Bxf6 Qxf6 7. Nf3 Nc6 8. Bd3 b6 9. a3 Bxc3+ 10. bxc3 Bb7 11. e4 fxe4 12. Bxe4 0-0 13. Qd3 a5 14. 0-0-0 Kh8 15. Rde1 Qe7 16. Kb2 a4 17. h4 Rab8 18. Re3 Na5 19. Bxb7 Rxb7 20. Re5 Rxf3 21. gxf3 d6 22. Rg5 c5 23. Rg6 Qe8 24. Rhg1 b5 25. Kc2 bxc4 26. Qe3 Qf8 27. Rxe6 Rb8 28. Re7 cxd4 29. cxd4 Qf5+ 30. Qe4 Qb5 31. Rexg7 Qb3+ 32. Kd2 Qb2+ 33. Ke3 Qb3+ 34. Kf4 Rf8+ 35. Kg3 Kxg7 36. Qe7+ Kg6 37. Kh3+ 1-0

[Event "Rotterdam NRS"]
[Site "Rotterdam"]
[Date "1919.07.30"]
[Round "4"]
[White "Reti, Richard"]
[Black "Koetsheid, Petrus"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "53"]
[EventDate "1919.07.27"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5 8. Nh3 Qe7 9. Qg4 f5 10. Qg3 a6 11. Nf4 Nf8 12. 0-0-0 c6 13. Be2 Nbd7 14. Bh5+ Kd8 15. Bg6 h6 16. Bxf5 exf5 17. Ncxd5 cxd5 18. Nxd5 Qe6 19. c4 Ng6 20. f4 b5 21. Ne3 bxc4 22. d5 Qe8 23. Nxc4 Ndf8 24. Kb1 Rb8 25. Nd6 Qe7 26. Rc1 Bd7 27. Qc3 1-0

[Event "Rotterdam NRS"]
[Site "Rotterdam"]
[Date "1919.07.29"]
[Round "3"]
[White "Van Gelder, Gerrit Jacob"]
[Black "Koetsheid, Petrus"]
[Result "0-1"]
[ECO "C43"]
[PlyCount "32"]
[EventDate "1919.07.27"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nc6 6. Nxc6 bxc6 7. Bxe4 dxe4 8. Nc3 f5 9. 0-0 Bd6 10. Qh5+ g6 11. Qe2 0-0 12. f3 exf3 13. Qxf3 Be6 14. Re1 Bxh2+ 15. Kf2 f4 16. Ne2 Qh4+ 0-1

[Event "Rotterdam NRS"]
[Site "Rotterdam"]
[Date "1919.07.28"]
[Round "2"]
[White "Koetsheid, Petrus"]
[Black "Weenink, Henri Gerard"]
[Result "0-1"]
[ECO "D15"]
[PlyCount "66"]
[EventDate "1919.07.27"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 Qb6 5. e3 Bf5 6. a3 Nbd7 7. b4 e6 8. Bb2 Ne4 9. c5 Qc7 10. Be2 Be7 11. 0-0 h5 12. b5 g5 13. Rc1 g4 14. Nd2 Ndf6 15. f4 gxf3 16. Bxf3 Ng4 17. Bxg4 hxg4 18. g3 Nxg3 19. Rf2 Bg5 20. Qe1 0-0-0 21. Nd1 Ne4 22. Rg2 Rh3 23. Nf1 Rdh8 24. a4 g3 25. Nxg3 Nxg3 26. Nf2 Ne4 27. Nxe4 Bxe3+ 28. Nf2 Be4 29. b6 axb6 30. cxb6 Qxb6 31. Rc3 Qxb2 32. Rxe3 Rxe3 33. Qxe3 Qb1+ 0-1

[Event "Rotterdam NRS"]
[Site "Rotterdam"]
[Date "1919.07.27"]
[Round "1"]
[White "Oskam, Gerard"]
[Black "Koetsheid, Petrus"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "74"]
[EventDate "1919.07.27"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nd2 Bf5 3. Ngf3 e6 4. e3 Bd6 5. c4 c6 6. Qb3 Qc7 7. Qc3 Nd7 8. c5 Be7 9. b4 Ngf6 10. Ne5 Nxe5 11. dxe5 Nd7 12. Bb2 0-0 13. f4 a5 14. a3 axb4 15. axb4 Rxa1+ 16. Bxa1 b6 17. Nb3 Rb8 18. Be2 Qa7 19. Nd4 bxc5 20. Nxc6 cxb4 21. Qb2 Qxe3 22. Nxe7+ Kf8 23. Nxf5 exf5 24. Qd2 Qe4 25. 0-0 Nc5 26. Bf3 Qd3 27. Qxd3 Nxd3 28. Be2 Nc5 29. Rb1 b3 30. Bb2 Ke8 31. Ra1 Kd7 32. Ra5 Kc6 33. g3 Rb4 34. Rxc5+ Kxc5 35. Ba3 b2 36. Bxb4+ Kd4 37. Bc5+ Kc3 0-1

[Event "Reti sim tour"]
[Site "Netherlands"]
[Date "1919.??.??"]
[Round "?"]
[White "Reti, Richard"]
[Black "Koetsheid, Petrus"]
[Result "0-1"]
[ECO "D12"]
[PlyCount "74"]
[EventDate "1919.??.??"]
[EventType "simul"]
[EventRounds "1"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Nd2 Bf5 4. Ngf3 Nbd7 5. c4 c6 6. Be2 e6 7. 0-0 Bd6 8. c5 Bc7 9. b4 e5 10. dxe5 Nxe5 11. Bb2 Nfd7 12. Nd4 Bd3 13. f4 Bxe2 14. Qxe2 Ng6 15. Nf5 0-0 16. Bxg7 Re8 17. Qh5 Nf6 18. Bxf6 Qxf6 19. Rf3 Qxa1+ 20. Nf1 Qd1 21. Qh6 Qa1 22. Rh3 Qh8 23. Rg3 Re6 24. h4 Rae8 25. h5 Qb2 26. Rg5 Rxe3 27. N1xe3 Bxf4 28. Rxg6+ fxg6 29. Qxf4 gxf5 30. Nxf5 Qa1+ 31. Kh2 Qe5 32. Kg3 Qxf4+ 33. Kxf4 Re2 34. g4 Rxa2 35. Kg5 Ra4 36. Kf6 Rxb4 37. g5 Rf4 0-1

