[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1987.??.??"]
[Round "?"]
[White "Loman, Marinus GP"]
[Black "Hartog, K."]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "46"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. g3 f6 8. Bh3 fxe5 9. dxe5 Bc5 10. 0-0 Nge7 11. Nbd2 Na5 12. b4 cxb3 13. Rb1 Bd7 14. Nxb3 Nxb3 15. Qxb3 Qxb3 16. Rxb3 b6 17. Nd4 Ba4 18. Rb1 Bxd4 19. cxd4 Bc2 20. Rb2 Bf5 21. g4 Bd3 22. Rd1 Be4 23. Be3 Rc8 1/2-1/2

[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1986.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Goossens, Pieter A"]
[Result "0-1"]
[ECO "D44"]
[PlyCount "48"]
[EventDate "1986.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. g3 Bb7 12. Bg2 Qb6 13. exf6 0-0-0 14. 0-0 Bh6 15. Be3 Nxf6 16. Qf3 Bxe3 17. fxe3 Rh6 18. b3 Qa5 19. Ne4 Nxe4 20. Qxe4 f5 21. Qf4 Rdh8 22. Qe5 c3 23. a3 c2 24. Rf2 Qxa3 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1985.??.??"]
[Round "?"]
[White "Galje, Hans"]
[Black "Hartog, K."]
[Result "1-0"]
[ECO "E84"]
[PlyCount "85"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 9. h4 b5 10. h5 e5 11. d5 Na5 12. Ng3 Nxc4 13. Bxc4 bxc4 14. 0-0-0 Bd7 15. hxg6 fxg6 16. Qe2 Bb5 17. a4 Bd7 18. Qxc4 Qc8 19. Kc2 Qb7 20. Rb1 Rfc8 21. b4 Kh8 22. b5 axb5 23. axb5 Ra8 24. Ra1 Kg8 25. Rhb1 Rcb8 26. Ra6 Bf8 27. Qa4 Be7 28. Ba7 Rc8 29. Ra1 Rf8 30. Qa5 Bd8 31. Be3 Rb8 32. Ra7 Qc8 33. Qa4 Be7 34. Qc4 Bd8 35. b6 cxb6 36. Qxc8 Bxc8 37. Nb5 Ne8 38. Bh6 Rf7 39. Ra8 Rfb7 40. R1a7 Bh4 41. Nf1 Bf2 42. Be3 Be1 43. Nd2 1-0

[Event "NED-ch M133 corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Ale, M."]
[Black "Hartog, K."]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "88"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Nbd2 Bd7 8. g3 f6 9. exf6 Nxf6 10. Bg2 Bd6 11. 0-0 0-0 12. Re1 Qc7 13. b3 b5 14. bxc4 bxc4 15. Qc2 Rab8 16. Ng5 Nd8 17. Ndf3 h6 18. Nh3 Rb3 19. Nf4 Ne4 20. Ne2 Ba4 21. Nd2 Rxa3 22. Qb2 Rxa1 23. Qxa1 Nxd2 24. Bxd2 Bc2 25. Qc1 Bf5 26. Nf4 Qf7 27. Be3 a5 28. Qd1 Qd7 29. Qe2 a4 30. Nxd5 exd5 31. Bxd5+ Be6 32. Bxc4 Qf7 33. Bd3 Bb3 34. Rb1 Kh8 35. Bc2 Bc4 36. Bd3 Bxd3 37. Qxd3 Qa2 38. d5 Nf7 39. f4 Rd8 40. Rb7 a3 41. Bd4 Re8 42. Kf1 Qxh2 43. Qg6 Qh1+ 44. Kf2 Qh2+ 1/2-1/2

[Event "NED corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Goedkoop, Albert J"]
[Black "Hartog, K."]
[Result "1/2-1/2"]
[ECO "C19"]
[PlyCount "88"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Nbc6 8. Nf3 Qa5 9. Qd2 Bd7 10. Be2 f6 11. exf6 gxf6 12. dxc5 0-0-0 13. Ba3 Rhg8 14. 0-0 e5 15. Rfb1 Ng6 16. Bf1 Bg4 17. Ne1 Nf4 18. f3 Bh5 19. Kh1 Qc7 20. g3 Ne6 21. Bh3 Qf7 22. Rb5 f5 23. Rab1 Rd7 24. a5 Ng5 25. Bg2 a6 26. Rb6 Rg6 27. h4 Ne6 28. Qe2 Rc7 29. Rxc6 Rxc6 30. Qxe5 Nxc5 31. Bxc5 Rxc5 32. g4 Re6 33. Qd4 Rb5 34. Rd1 Qe7 35. gxh5 Rxe1+ 36. Rxe1 Qxe1+ 37. Kh2 Qe7 38. Bh3 Rxa5 39. Bxf5+ Kc7 40. Kh3 b6 41. h6 Rc5 42. Qg7 Kd6 43. Bxh7 Qe6+ 44. Kg2 Qe2+ 1/2-1/2

[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "De Kleijnen, Henk J"]
[Result "0-1"]
[ECO "E98"]
[PlyCount "52"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 fxe4 12. Nxe4 Nf6 13. Nxf6+ Bxf6 14. Bc3 c5 15. dxc6 bxc6 16. c5 Nd5 17. Bd2 e4 18. Nb4 Nxb4 19. Bxb4 d5 20. Qa4 Bd7 21. Bc3 Bxc3 22. bxc3 Qg5 23. Rfd1 Rab8 24. Qa3 Bh3 25. Bf1 e3 26. fxe3 Rxf1+ 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Molenbroek, Hans"]
[Result "0-1"]
[ECO "A26"]
[PlyCount "72"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 e5 7. 0-0 Nc6 8. f4 Be6 9. d3 Qd7 10. Nd5 Bg4 11. Ne3 exf4 12. Rxf4 Bh5 13. Bf3 Ne5 14. Bxh5 Nxh5 15. Rf1 Ng4 16. Qb3 b6 17. a4 Rae8 18. a5 Nxe3 19. Bxe3 Kh8 20. axb6 axb6 21. Nc3 Qh3 22. Qc2 f5 23. Nd5 fxe4 24. Rxf8+ Rxf8 25. Nxc7 Nxg3 26. Qg2 Qxg2+ 27. Kxg2 Nf5 28. Bxb6 exd3 29. Ra3 d2 30. Rd3 Rb8 31. Nd5 Rxb6 32. Nxb6 d1Q 33. Rxd1 Ne3+ 34. Kf3 Nxd1 35. b4 Bd4 36. Nc8 Be5 0-1

[Event "NED-chT corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Van Beek, Ard"]
[Result "1-0"]
[ECO "A29"]
[PlyCount "61"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bc5 5. Bg2 d6 6. 0-0 0-0 7. e3 a6 8. d4 exd4 9. Nxd4 Ne5 10. b3 Re8 11. h3 c6 12. Kh2 Bb4 13. Bb2 Bxc3 14. Bxc3 d5 15. cxd5 Nxd5 16. Bb2 Qc7 17. Qd2 Bd7 18. e4 Nf6 19. f4 Ng6 20. Qc3 Red8 21. e5 Ne8 22. b4 a5 23. a3 axb4 24. axb4 Rxa1 25. Bxa1 h5 26. Be4 Ne7 27. Qf3 f5 28. Qb3+ Kh7 29. Bf3 Kh6 30. Qf7 Ng6 31. Nxf5+ 1-0

[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Westerman, Henk W"]
[Result "0-1"]
[ECO "A42"]
[PlyCount "66"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 g6 2. c4 d6 3. e4 Bg7 4. Nc3 c6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 Qb6 8. d5 Qb4 9. Qb3 a5 10. Bd2 Nd7 11. Na4 Qxb3 12. axb3 Ngf6 13. g3 0-0 14. Bg2 Rfb8 15. Ra2 cxd5 16. exd5 b5 17. Nc3 bxc4 18. bxc4 Ne5 19. Bf1 Rb4 20. Nd1 Nf3+ 21. Ke2 Nxd2 22. Kxd2 Nd7 23. Kc2 a4 24. Be2 Nb6 25. Ne3 Bd4 26. Rd1 Bc5 27. Rc1 Rc8 28. Kd2 Bxe3+ 29. fxe3 Rc5 30. Rc2 Nxc4+ 31. Bxc4 Rbxc4 32. Rxc4 Rxc4 33. Kd3 Rb4 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Timmerman, Gert Jan"]
[Black "Hartog, K."]
[Result "1-0"]
[ECO "C19"]
[PlyCount "105"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Bd7 8. Be2 Ba4 9. 0-0 Qc7 10. Bg5 cxd4 11. cxd4 Nbc6 12. Qd2 b5 13. Bd3 h6 14. Be3 Na5 15. Qe2 Nc4 16. Nd2 Nxd2 17. Bxd2 a6 18. Qg4 g6 19. Bb4 Rc8 20. Bc5 Kd7 21. Qf3 Rh7 22. Rab1 h5 23. c4 dxc4 24. Bxc4 Qc6 25. Be2 Qxf3 26. Bxf3 Nd5 27. Rb2 Rhh8 28. Bxd5 exd5 29. f4 Rh7 30. g3 Rg8 31. h3 Ke6 32. Kg2 Re8 33. f5+ gxf5 34. Rbf2 f6 35. Rxf5 fxe5 36. Rxe5+ Kd7 37. Rxd5+ Kc7 38. Re5 Rxe5 39. dxe5 Rh6 40. Bd6+ Kc6 41. Rc1+ Kd5 42. Kf3 Rh7 43. g4 Rf7+ 44. Kg3 hxg4 45. Kxg4 Bb3 46. h4 Bc4 47. Rc2 Ke6 48. Rh2 a5 49. Rb2 Bd3 50. Rb3 Bc4 51. Re3 Rb7 52. Re4 Bd5 53. Rf4 1-0

[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Van Wieringen, Cornelius A"]
[Black "Hartog, K."]
[Result "1/2-1/2"]
[ECO "C08"]
[PlyCount "49"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Be7 7. dxc5 Nf6 8. Nb3 0-0 9. Be3 Re8 10. Nf3 a6 11. Bxd7 Nbxd7 12. 0-0 Nxc5 13. Nfd4 Na4 14. c3 Qc7 15. Nf5 Bf8 16. Qc2 b5 17. h3 Rac8 18. a3 Ne4 19. Rad1 Qe5 20. Nfd4 Rcd8 21. Nf3 Qh5 22. Nc1 Nac5 23. Ne2 Ne6 24. Rfe1 Bd6 25. Nfd4 1/2-1/2

[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1982.??.??"]
[Round "?"]
[White "Elzerman, J."]
[Black "Hartog, K."]
[Result "1/2-1/2"]
[ECO "E59"]
[PlyCount "76"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. 0-0 Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Bb5 a6 12. Bd3 e5 13. Qc2 Rd8 14. h3 b5 15. dxc5 Rxd3 16. Qxd3 e4 17. Qd6 Qxd6 18. cxd6 exf3 19. gxf3 Bxh3 20. Rd1 Ne5 21. Kh2 Bd7 22. f4 Nc4 23. Rd4 Ne8 24. a4 Rd8 25. Ba3 Nxa3 26. Rxa3 bxa4 27. e4 g6 28. c4 Bc6 29. c5 Nf6 30. e5 Nd7 31. Rb4 Rc8 32. Rc3 Bb5 33. Rxb5 axb5 34. c6 Nb6 35. c7 Nd7 36. Rc6 a3 37. Ra6 b4 38. Ra4 Nb6 1/2-1/2

[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1982.??.??"]
[Round "?"]
[White "Van Wieringen, Cornelius A"]
[Black "Hartog, K."]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "54"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 d4 4. Ne2 c5 5. c3 Nf6 6. e5 Nfd7 7. cxd4 cxd4 8. Qa4 Nc6 9. Nexd4 Ndxe5 10. Bb5 Bd7 11. Nxe5 Nxe5 12. Bxd7+ Qxd7 13. Qxd7+ Kxd7 14. Ke2 Rc8 15. b3 Be7 16. Bb2 Bf6 17. Nf3 Nxf3 18. Bxf6 gxf6 19. Kxf3 Rc2 20. Ke2 Rhc8 21. Rhb1 Kd6 22. Kd1 Kd5 23. Rc1 Rxc1+ 24. Rxc1 Rxc1+ 25. Kxc1 f5 26. Kc2 a5 27. a4 f4 1/2-1/2

[Event "NED-ch M111 corr"]
[Site "Netherlands"]
[Date "1981.??.??"]
[Round "?"]
[White "Fijlstra, E."]
[Black "Hartog, K."]
[Result "0-1"]
[ECO "C18"]
[PlyCount "56"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 Bd7 12. Qd3 dxc3 13. Ng3 0-0-0 14. Be2 Nf5 15. Nxf5 exf5 16. 0-0 d4 17. Bf3 Be6 18. Re1 Qb6 19. g3 Qc5 20. Kg2 Qc4 21. Rb1 Qxd3 22. cxd3 Ba2 23. Ra1 Bb3 24. Re2 Bd1 25. Re1 Bxf3+ 26. Kxf3 b5 27. Rb1 a6 28. Re2 Kd7 0-1

[Event "NED-ch corr"]
[Site "Netherlands"]
[Date "1981.??.??"]
[Round "?"]
[White "Weyerstrass, Ronald"]
[Black "Hartog, K."]
[Result "1-0"]
[ECO "A20"]
[PlyCount "33"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. g3 c6 3. d4 exd4 4. Qxd4 d5 5. cxd5 cxd5 6. Bg2 Nf6 7. Nf3 Nc6 8. Qa4 Bc5 9. 0-0 Qb6 10. a3 0-0 11. b4 Bd4 12. Nxd4 Nxd4 13. Nc3 Bg4 14. Be3 Rac8 15. Qd1 Rc4 16. h3 Bh5 17. g4 1-0

[Event "NED-ch M96 corr"]
[Site "Netherlands"]
[Date "1980.??.??"]
[Round "?"]
[White "Driessen, Jan Willem"]
[Black "Hartog, K."]
[Result "0-1"]
[ECO "B87"]
[PlyCount "48"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. 0-0 Be7 9. f4 Bb7 10. e5 dxe5 11. fxe5 Bc5 12. Be3 Nc6 13. exf6 Bxd4 14. Qe1 Qb6 15. Bxd4 Nxd4 16. Qf2 0-0-0 17. Kh1 gxf6 18. Rad1 Rhg8 19. Rg1 Qc5 20. Qxf6 Rg6 21. Qh4 Rxg2 22. Rxg2 Bxg2+ 23. Kxg2 Rg8+ 24. Kf1 Rg1+ 0-1

[Event "NED-ch M corr"]
[Site "Netherlands"]
[Date "1980.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Houtman, Joop"]
[Result "0-1"]
[ECO "E45"]
[PlyCount "42"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. Ng3 0-0 7. e4 Nc6 8. Bd3 e5 9. d5 Bxc3+ 10. bxc3 Ne7 11. Bg5 Ne8 12. 0-0 d6 13. Nf5 f6 14. Be3 Nxf5 15. exf5 Qd7 16. f4 c5 17. Rf3 e4 18. Bxe4 Bxc4 19. Rh3 Nc7 20. Qh5 h6 21. Qg6 Qe8 0-1

[Event "NED-ch M106 corr"]
[Site "Netherlands"]
[Date "1980.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Spierings, John"]
[Result "1-0"]
[ECO "A89"]
[PlyCount "39"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. d4 d6 7. Nc3 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. Qb3 Kh8 11. Rd1 f4 12. gxf4 Ng4 13. h3 exf4 14. hxg4 Bxg4 15. f3 Bd7 16. Ne4 Qc8 17. Bd2 Rf5 18. Bc3 Rh5 19. Bxg7+ Kxg7 20. Kf2 1-0

[Event "NED corr"]
[Site "Netherlands"]
[Date "1970.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Helmond, Frans"]
[Result "0-1"]
[ECO "E93"]
[PlyCount "66"]
[EventDate "1970.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. h4 Nxg3 12. fxg3 g4 13. Nd2 h5 14. 0-0 Bh6 15. Bd3 Nf6 16. Qe2 Ne8 17. b4 Ng7 18. c5 f5 19. exf5 Bxf5 20. Nde4 a5 21. cxd6 cxd6 22. Nb5 Qb6+ 23. Kh2 Ne8 24. Ng5 Bxg5 25. Bxf5 Ng7 26. Bd3 Rxf1 27. Rxf1 Be3 28. Re1 Bf2 29. bxa5 Rxa5 30. Rd1 Rxb5 31. Bxb5 Nf5 32. Bd7 Bxg3+ 33. Kh1 Qd8 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1968.??.??"]
[Round "?"]
[White "Hartog, K."]
[Black "Swinkels, Arnold Th"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "68"]
[EventDate "1968.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Re6 18. Bxd5 cxd5 19. a4 f5 20. Qf1 Qh5 21. f4 Rfe8 22. Qf2 g5 23. fxg5 f4 24. gxf4 h6 25. h4 hxg5 26. hxg5 Kg7 27. Nf1 Bf3 28. Nh2 Rh8 29. axb5 Qg4+ 30. Kf1 Qh3+ 31. Kg1 Be4 32. Rad1 Ree8 33. Bd2 Qg4+ 34. Kf1 Rxh2 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1967.??.??"]
[Round "?"]
[White "Van Spijk, T."]
[Black "Hartog, K."]
[Result "0-1"]
[ECO "A03"]
[PlyCount "28"]
[EventDate "1967.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 c5 4. b3 g6 5. Bb2 Bg7 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Ne5 Qd6 9. d3 0-0 10. Nd2 Nc6 11. Ndf3 Rfc8 12. 0-0 Nd7 13. Nxd7 Bxb2 14. Nf8 Bxa1 0-1

