[Event "BRA-NED corr"]
[Site "Brazil"]
[Date "1997.??.??"]
[Round "?"]
[White "Koatz, Marcos"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "50"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 e5 7. 0-0 Nc6 8. d5 Ne7 9. h3 c6 10. Bg5 h6 11. Bxf6 Bxf6 12. Qd2 Bg5 13. Qd3 c5 14. f4 exf4 15. gxf4 Bf6 16. Kh1 Bd7 17. Ng1 b5 18. Rae1 b4 19. Nd1 Qa5 20. c4 Qxa2 21. e5 Bh4 22. Re2 Nf5 23. Nf3 Ng3+ 24. Kg1 Bf5 25. Qe3 Be7 0-1

[Event "FRA-NED corr"]
[Site "corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Bernard, Christophe"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "E08"]
[PlyCount "54"]
[EventDate "1996.11.01"]
[EventType "team (corr)"]
[EventRounds "2"]
[EventCountry "FRA"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 0-0 7. 0-0 Nbd7 8. Qc2 c6 9. cxd5 cxd5 10. Bf4 b6 11. Bc7 Qe8 12. Nc3 Ba6 13. Bf4 Rc8 14. Rfc1 b5 15. a3 Nb6 16. b3 Bb7 17. Qd3 a6 18. a4 bxa4 19. Nxa4 Rxc1+ 20. Rxc1 Nxa4 21. bxa4 Bc6 22. Qxa6 Bxa4 23. Rc7 Bd8 24. Ra7 Bb5 25. Qb7 Ne4 26. e3 Qc6 27. Qxc6 Bxc6 1/2-1/2

[Event "FRA-NED corr"]
[Site "corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Bernard, Christophe"]
[Result "1/2-1/2"]
[ECO "C11"]
[PlyCount "59"]
[EventDate "1996.11.01"]
[EventType "team (corr)"]
[EventRounds "2"]
[EventCountry "FRA"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 Nxd4 10. Bxd4 Bxd4 11. Qxd4 Qb6 12. 0-0-0 0-0 13. Qd2 Nc5 14. g4 Bd7 15. Bg2 Na4 16. Nxa4 Bxa4 17. Qd4 Qc6 18. b3 Bb5 19. Kb2 Qc7 20. f5 Rfc8 21. Rd2 a5 22. a4 Ba6 23. Bf1 Bxf1 24. Rxf1 Rab8 25. Rf3 b5 26. axb5 Rxb5 27. Rc3 Qxc3+ 28. Qxc3 Rxc3 29. Kxc3 Kf8 30. Rd4 1/2-1/2

[Event "SWE-NED corr"]
[Site "corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Hjorth, Sune"]
[Result "0-1"]
[ECO "B04"]
[PlyCount "47"]
[EventDate "1996.??.??"]
[EventType "game (corr)"]
[EventRounds "2"]
[EventCountry "SWE"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nc6 5. c4 Nb6 6. e6 fxe6 7. h4 Nd7 8. h5 e5 9. d5 Ncb8 10. Ng5 Nf6 11. Bd3 e4 12. Nxe4 Nbd7 13. Qe2 Nxe4 14. Bxe4 Nf6 15. Bf3 Qd7 16. Nc3 Kf7 17. Be3 e5 18. dxe6+ Qxe6 19. Nb5 Qd7 20. Nxa7 Be7 21. Nxc8 Qxc8 22. Qd3 c6 23. Rh3 Rd8 24. Qg6+ 0-1

[Event "NED-BRS corr"]
[Site "Netherlands"]
[Date "1996.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Koatz, Marcos"]
[Result "1-0"]
[ECO "B17"]
[PlyCount "49"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 h6 9. N5f3 c5 10. Bf4 Nbd5 11. Be5 Qa5+ 12. Nd2 b5 13. dxc5 Bxc5 14. c3 0-0 15. Bxd5 Nxd5 16. b4 Bxb4 17. cxb4 Nxb4 18. Nb3 Qb6 19. Nf3 Bb7 20. 0-0 Nc6 21. Bb2 b4 22. Rfd1 Ne7 23. Ne5 Rad8 24. Nd7 Rxd7 25. Rxd7 1-0

[Event "NED-LAT corr"]
[Site "Netherlands"]
[Date "1996.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Vitomskis, Janis R"]
[Result "1/2-1/2"]
[ECO "C89"]
[PlyCount "121"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[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. a4 Qh5 19. axb5 axb5 20. Ne4 Bf5 21. Bd2 Rxe4 22. Rxe4 Nf6 23. f3 Qg6 24. Qf1 Nxe4 25. fxe4 Bxe4 26. Bf4 Bxf4 27. Qxf4 h6 28. Rf1 Bc2 29. Ba2 Bd3 30. Rf2 Qh5 31. g4 Qg6 32. h4 Bc4 33. Bxc4 bxc4 34. Qf5 Qd6 35. Kg2 g6 36. Qe5 Qd7 37. Qf4 Re8 38. Kg3 Re1 39. Rf1 Qe6 40. Rxe1 Qxe1+ 41. Kh3 Qe2 42. Qb8+ Kg7 43. Kg3 Qe3+ 44. Kg2 Qe4+ 45. Kg3 h5 46. gxh5 Qe3+ 47. Kg2 Qe2+ 48. Kg3 Qxh5 49. Qe8 Qb5 50. Qe2 Qd5 51. Qe7 Qf5 52. Qe2 Qb5 53. Qf1 Qb8+ 54. Kf3 Qxb2 55. Qxc4 Qh2 56. Ke3 Qg3+ 57. Ke2 Qg2+ 58. Ke3 Qg1+ 59. Ke2 Qh1 60. Qc5 Qe4+ 61. Kd2 1/2-1/2

[Event "NED-DEN corr"]
[Site "Netherlands"]
[Date "1995.??.??"]
[Round "?"]
[White "Phe, O."]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "108"]
[EventDate "1995.??.??"]
[EventType "game (corr)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. d5 Nb4 9. fxe5 dxe5 10. Be2 Ne8 11. a3 Na6 12. Bxa6 bxa6 13. Be3 Nd6 14. Qe2 f5 15. Bc5 Re8 16. Rad1 a5 17. b3 Qf6 18. Nd2 Bd7 19. a4 Nb7 20. Ba3 f4 21. Kh1 Kh8 22. Nc4 Rec8 23. Nb5 a6 24. Nc3 Bf8 25. Bxf8 Rxf8 26. Rd3 Rad8 27. Qf2 g5 28. Qa7 Bc8 29. Qb8 Rf7 30. Rfd1 Nc5 31. R3d2 Bg4 32. Qa7 Bxd1 33. Qxc5 Bg4 34. Rf2 Bc8 35. Qxa5 g4 36. g3 Qg5 37. Ne2 Qg6 38. Nd2 fxg3 39. Rxf7 Qxf7 40. Qc3 Re8 41. Nxg3 h5 42. Qe3 Qg6 43. c4 Re7 44. c5 h4 45. Ngf1 Qf6 46. b4 g3 47. Qf3 Qh6 48. Nc4 Bg4 49. Qe3 Qf6 50. Nfd2 Rg7 51. b5 axb5 52. axb5 Bd1 53. d6 cxd6 54. Nxd6 Qf2 0-1

[Event "NED-SCO corr"]
[Site "Netherlands"]
[Date "1995.??.??"]
[Round "?"]
[White "Pyrich, George D"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "E48"]
[PlyCount "47"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. a3 dxc4 7. Bxh7+ Kxh7 8. axb4 Nc6 9. b5 Nb4 10. Ra4 Nfd5 11. Nf3 Nd3+ 12. Kf1 Nb6 13. Rxc4 Nxc1 14. Rc5 Nd7 15. Rh5+ Kg8 16. Qxc1 b6 17. Qc2 g6 18. Rg5 a6 19. h4 Kg7 20. h5 Rh8 21. Rxg6+ fxg6 22. Qxg6+ Kf8 23. Ng5 Qf6 24. Nxe6+ 1-0

[Event "NED-ARG corr"]
[Site "Netherlands"]
[Date "1995.??.??"]
[Round "?"]
[White "Ramirez, R."]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "E53"]
[PlyCount "66"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[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 b6 8. a3 Bxc3 9. bxc3 cxd4 10. cxd4 Ba6 11. cxd5 Bxd3 12. Qxd3 Qxd5 13. Bb2 Nc6 14. Rac1 Rac8 15. Rc2 Ne7 16. Rfc1 Qb7 17. Ne5 Rxc2 18. Rxc2 Rc8 19. f3 Ne8 20. e4 Nd6 21. a4 b5 22. axb5 Nxb5 23. Rc5 a6 24. Qc4 Rd8 25. Qb3 Qb6 26. Qa4 h6 27. Qa1 Qd6 28. Nc4 Qd7 29. Qxa6 Nxd4 30. Ne5 Ne2+ 31. Qxe2 Qd1+ 32. Qxd1 Rxd1+ 33. Kf2 Rd2+ 1/2-1/2

[Event "NED-SCO corr"]
[Site "Netherlands"]
[Date "1995.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Pyrich, George D"]
[Result "1/2-1/2"]
[ECO "B17"]
[PlyCount "55"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 h6 9. N5f3 c5 10. Bf4 Nbd5 11. Be5 Qa5+ 12. Nd2 cxd4 13. Ngf3 Be7 14. 0-0 0-0 15. Nxd4 Bd7 16. c4 Nb4 17. N4f3 Rfd8 18. Bc3 Qf5 19. Ne5 Bc6 20. Rae1 Bc5 21. a3 Nc2 22. Bxc2 Qxc2 23. Nxc6 bxc6 24. Nf3 Qxe2 25. Rxe2 a5 26. b4 axb4 27. axb4 Bb6 28. Rc1 1/2-1/2

[Event "EU-chT4 fin 04 corr"]
[Site "ICCF corr"]
[Date "1995.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Van Leeuwen, Etienne"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "72"]
[EventDate "1994.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ Nbd7 5. f3 Bf5 6. c4 e6 7. dxe6 Bxe6 8. Bxd7+ Qxd7 9. b3 Bb4+ 10. Kf2 0-0-0 11. Ne2 Rhe8 12. h3 Bf5 13. g4 Bg6 14. Be3 Rxe3 15. Kxe3 Qe7+ 16. Kf2 Re8 17. Ng3 h5 18. a3 Qe3+ 19. Kg2 Bd6 20. Qd2 Qxb3 21. Nc3 hxg4 22. hxg4 Qxc4 23. Rhc1 Qb3 24. Qa2 Qb6 25. Qd2 a6 26. Nge2 Qa5 27. Ra2 Kb8 28. Rh1 Nd5 29. Nxd5 Qxd5 30. Nc3 Qc4 31. Ne2 f5 32. g5 f4 33. Rh4 Bb1 34. Rb2 Bxa3 35. Nxf4 Bxb2 36. Qxb2 Qc2+ 0-1

[Event "EU-chT4 fin 04 corr"]
[Site "ICCF corr"]
[Date "1994.12.30"]
[Round "?"]
[White "Bachmann, Andreas"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "45"]
[EventDate "1994.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 0-0 6. Qc2 c5 7. dxc5 dxc4 8. e4 Qa5 9. e5 Nd5 10. Bxc4 Nxc3 11. 0-0 Qxc5 12. Qxc3 b6 13. Rac1 Bb7 14. Rfd1 h6 15. Be3 Qb4 16. Qc2 Rd8 17. a3 Rxd1+ 18. Rxd1 Qa5 19. Bxe6 fxe6 20. Qg6 Bxf3 21. Qxe6+ Kh8 22. Qc8+ Kh7 23. Qf5+ 1-0

[Event "FIN-NED corr"]
[Site "Finland"]
[Date "1994.??.??"]
[Round "?"]
[White "Myllyniemi, Matti"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "E32"]
[PlyCount "60"]
[EventDate "1994.??.??"]
[EventType "team (corr)"]
[EventRounds "2"]
[EventCountry "FIN"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. a3 Bxc3+ 6. Qxc3 0-0 7. g3 a5 8. b3 Re8 9. Nf3 Qe7 10. Bg2 e5 11. 0-0 Nc6 12. Re1 e4 13. Ng5 Bf5 14. Nh3 d5 15. Nf4 Qd7 16. Bb2 Ne7 17. e3 g5 18. Nxd5 Nexd5 19. cxd5 Nxd5 20. Qc2 Ra6 21. Rac1 Rh6 22. Qc4 Bg4 23. Qa4 c6 24. Qc4 Qf5 25. Qf1 Ree6 26. Rc5 Rxh2 27. Kxh2 Rh6+ 28. Kg1 Bf3 29. Rxd5 cxd5 30. Rc1 Qg4 0-1

[Event "EU-chT4 fin 04 corr"]
[Site "ICCF corr"]
[Date "1994.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Berecz, Arpad"]
[Result "1/2-1/2"]
[ECO "C64"]
[PlyCount "71"]
[EventDate "1994.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 Bb6 6. Bxc6 dxc6 7. Nxe5 0-0 8. f3 Re8 9. Nd2 c5 10. Ndc4 cxd4 11. Nxb6 axb6 12. cxd4 c5 13. Be3 b5 14. 0-0 cxd4 15. Qxd4 Qxd4 16. Bxd4 Ra4 17. Rfd1 Rxd4 18. Rxd4 Rxe5 19. f4 Re8 20. Rc1 Be6 21. b3 g6 22. Rc5 Ra8 23. e5 Nh5 24. Rxb5 Rxa2 25. Rxb7 Rb2 26. f5 Rxb3 27. Rxb3 Bxb3 28. g4 gxf5 29. gxh5 Kg7 30. Kf2 Kh6 31. Kg3 Kxh5 32. Kf4 Be6 33. Rd3 Kh4 34. Rg3 h6 35. Ra3 Bd7 36. Rg3 1/2-1/2

[Event "EU-chT4 fin 04 corr"]
[Site "ICCF corr"]
[Date "1994.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Issler, Christian"]
[Result "0-1"]
[ECO "C18"]
[PlyCount "140"]
[EventDate "1994.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6 11. Nxc7+ Qxc7 12. Ne2 Bd7 13. Bb2 Nbc6 14. 0-0-0 0-0-0 15. Nxd4 Nxd4 16. Bxd4 Nf5 17. Qh3 Nxd4 18. Rxd4 Ba4 19. c3 Qxe5 20. Kb2 Qd6 21. f4 Kb8 22. g4 f6 23. Bg2 Qc7 24. Qg3 e5 25. fxe5 fxe5 26. Rd2 e4 27. Re1 Qxg3 28. hxg3 Bb5 29. Bf1 Bc6 30. Be2 Rdf8 31. Bd1 Rg5 32. a4 Re5 33. Re3 Kc7 34. Kb3 b5 35. a5 Bd7 36. Rh2 Kd6 37. Kc2 Rg5 38. Kd2 Rfg8 39. Rh7 R8g6 40. Be2 Bxg4 41. Bxg4 Rxg4 42. Ra7 Ke5 43. Re7+ Re6 44. Rh7 Rg5 45. Rd7 Rgg6 46. Rc7 Rc6 47. Re7+ Rge6 48. Rxe6+ Rxe6 49. Re1 d4 50. cxd4+ Kxd4 51. Rc1 Rh6 52. Rc8 e3+ 53. Ke2 Rh2+ 54. Kd1 Rd2+ 55. Ke1 Rg2 56. Rc6 Rxg3 57. Rxa6 Kc4 58. Ke2 Kxb4 59. Ra8 Ka4 60. a6 Rg6 61. Kxe3 Rd6 62. a7 Rd7 63. Rc8 Rxa7 64. Kd2 Kb3 65. Rc3+ Kb4 66. Rc8 Ra2+ 67. Kc1 Kb3 68. Rh8 Ra1+ 69. Kd2 b4 70. Rb8 Rb1 0-1

[Event "NED-ARG corr"]
[Site "Netherlands"]
[Date "1994.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Ramirez, Abraham Raul"]
[Result "1-0"]
[ECO "C78"]
[PlyCount "49"]
[EventDate "1994.??.??"]
[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 b5 6. Bb3 Bb7 7. c3 Nxe4 8. d4 Na5 9. Bc2 exd4 10. Nxd4 c5 11. Nf5 Qf6 12. Nd2 Qxf5 13. Bxe4 Bxe4 14. Nxe4 d5 15. Ng3 Qd7 16. a4 b4 17. cxb4 cxb4 18. Qd3 f6 19. Bf4 Kf7 20. Rac1 Nc6 21. Rfd1 Be7 22. Nf5 Ne5 23. Bxe5 fxe5 24. Qf3 Bf6 25. Rxd5 1-0

[Event "corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Johnson, Maurice W"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "E88"]
[PlyCount "63"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. f3 g6 4. c4 Bg7 5. Be3 0-0 6. Qd2 e5 7. d5 c6 8. Nc3 cxd5 9. cxd5 a6 10. Bd3 Nh5 11. Nge2 f5 12. exf5 gxf5 13. 0-0 b5 14. b4 f4 15. Bf2 Nd7 16. a4 bxa4 17. Rxa4 Kh8 18. Rfa1 Rb8 19. Ne4 Nb6 20. Ra5 Nf6 21. N2c3 Qd7 22. Bxa6 Bxa6 23. Rxa6 Nc4 24. Qc2 Nxe4 25. Nxe4 Rxb4 26. Ng5 Qf5 27. Qxf5 Rxf5 28. Ne6 Bf8 29. Rc6 Ne3 30. Rc8 Kg8 31. Bxe3 fxe3 32. Kf1 1-0

[Event "BEL-NED corr9395"]
[Site "Belgium"]
[Date "1993.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Blockx, Frank"]
[Result "1-0"]
[ECO "C73"]
[PlyCount "69"]
[EventDate "1993.??.??"]
[EventType "team (corr)"]
[EventRounds "2"]
[EventCountry "BEL"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6 7. c4 Ne7 8. Nc3 Ng6 9. Be3 Be7 10. Qa4 Bd7 11. c5 Qb8 12. 0-0-0 Qb7 13. Rd2 Rb8 14. dxe5 dxe5 15. g3 Nf8 16. Ne1 Ne6 17. Nd3 g5 18. f3 Rg8 19. Qd1 Rg7 20. h4 gxh4 21. Rxh4 Nf8 22. f4 Be6 23. f5 Bf7 24. g4 Bc4 25. g5 Bf7 26. Rh6 Nd7 27. gxf6 Bxf6 28. Rxf6 Nxf6 29. Nxe5 Bg8 30. Qa4 Ng4 31. Nxg4 Rxg4 32. Qd4 Qc8 33. Qf6 Bf7 34. Bh6 Rg1+ 35. Nd1 1-0

[Event "NED-ISL corr"]
[Site "Netherlands"]
[Date "1993.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Magnusson"]
[Result "1-0"]
[ECO "B15"]
[PlyCount "85"]
[EventDate "1993.??.??"]
[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 c6 2. d4 d5 3. Nc3 g6 4. h3 Bg7 5. Nf3 Nh6 6. Bf4 dxe4 7. Nxe4 0-0 8. c3 Nf5 9. Bd3 Nd6 10. 0-0 Nxe4 11. Bxe4 Nd7 12. Re1 Nf6 13. Bd3 b6 14. Ne5 Bb7 15. Qa4 Nd5 16. Bg3 b5 17. Qc2 a6 18. Be4 a5 19. a4 Bxe5 20. Bxe5 e6 21. Qd2 f6 22. Bg3 Qd7 23. Bf3 Rfe8 24. Re2 Kg7 25. Qe1 h5 26. Be4 bxa4 27. Qb1 Ba6 28. Re1 f5 29. Be5+ Kh7 30. Bf3 Bb5 31. Kh2 Nb6 32. Qc1 Nc4 33. Qg5 Nxb2 34. Bxh5 Qf7 35. Bf4 Qg7 36. Re3 Nd3 37. Bxg6+ Qxg6 38. Qh4+ Kg7 39. Rg3 Qxg3+ 40. Bxg3 Bc4 41. Rd1 f4 42. Rxd3 Bxd3 43. Bxf4 1-0

[Event "NED-FIN corr"]
[Site "Netherlands"]
[Date "1993.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Myllyniemi, Matti"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "115"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be2 Bg4 10. Be3 f6 11. exf6 exf6 12. Qd2 Ne7 13. 0-0-0 Nf5 14. h3 Nxe3 15. Qxe3 Re8 16. Qd2 Be6 17. d5 Bd7 18. Bc4 Ng3 19. Rhe1 Kh8 20. Kb1 Nf5 21. Ne4 b5 22. Bf1 a5 23. Nc5 Bh6 24. Rxe8+ Bxe8 25. Qd3 Ne3 26. Ne6 Qd7 27. Re1 Nxd5 28. Qd4 c6 29. a4 Bf7 30. Nc5 Qa7 31. axb5 Bf8 32. Na4 c5 33. Qf2 Re8 34. Bc4 Rxe1+ 35. Qxe1 Kg8 36. Nd2 Kg7 37. Nb3 Nb4 38. Qe2 Qc7 39. Bxf7 Qxf7 40. Naxc5 Bxc5 41. Nxc5 Qd5 42. Ne6+ Kf7 43. Nc7 Qa2+ 44. Kc1 Qa1+ 45. Kd2 Qxb2 46. Qc4+ Ke7 47. Qc5+ Kd7 48. Na6 f5 49. Qc7+ Ke8 50. Qc3 Qb1 51. Qh8+ Ke7 52. Qxh7+ Kf8 53. Qc7 Qf1 54. Qc5+ Kf7 55. Nxb4 Qxg2+ 56. Kc3 axb4+ 57. Kxb4 Qxh3 58. b6 1-0

[Event "corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Rostovtsev, Evgeny Georgievich"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "36"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 Qb6 6. Qc1 Bg7 7. g4 h5 8. g5 Nfd7 9. Nge2 Qc7 10. Qd2 Nb6 11. Nc1 Be6 12. d5 cxd5 13. Bd4 Bxd4 14. Qxd4 0-0 15. exd5 Bf5 16. Bd3 Bxd3 17. Nxd3 N8d7 18. 0-0 Rac8 0-1

[Event "ITA-NED corr"]
[Site "Italy"]
[Date "1992.??.??"]
[Round "?"]
[White "Bresadola, Guido"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B30"]
[PlyCount "70"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "10"]
[EventCountry "ITA"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. Bc4 Bg7 5. 0-0 a6 6. a4 e6 7. Re1 Nge7 8. d3 0-0 9. e5 Nf5 10. Bf4 Nfd4 11. Nxd4 cxd4 12. Nb1 Qc7 13. Qe2 f6 14. exf6 Qxf4 15. fxg7 Rf5 16. Nd2 Ne5 17. f3 d5 18. Bb3 h5 19. c4 dxc3 20. bxc3 Bd7 21. d4 Nc6 22. Bc2 Rf6 23. Nb3 Rc8 24. Qe3 Qxe3+ 25. Rxe3 Kxg7 26. Nc5 Rc7 27. Rb1 Bc8 28. h4 e5 29. dxe5 Nxe5 30. Rxe5 Rxc5 31. Bb3 Rb6 32. Ree1 Bf5 33. Bc2 Rxb1 34. Bxb1 Kf6 35. Bxf5 Kxf5 1/2-1/2

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Kepenekidis, Achilleas"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "58"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Nc6 6. 0-0 e4 7. Ne1 Bxc3 8. dxc3 h6 9. Nc2 d6 10. Ne3 Re8 11. b3 Ne7 12. Bb2 Nf5 13. Nd5 c6 14. Nxf6+ Qxf6 15. e3 Qe5 16. Qc2 h5 17. Rad1 h4 18. Ba3 hxg3 19. hxg3 Re6 20. c5 d5 21. Bb2 Nh6 22. c4 Qh5 23. cxd5 Ng4 24. Rfe1 cxd5 25. b4 Rh6 26. a4 Nh2 27. Qc3 f6 28. Qb3 Nf3+ 29. Kf1 Be6 0-1

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Knobel, Rolf"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "51"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. fxe5 dxe5 9. d5 Nb4 10. Be2 a5 11. a3 Na6 12. Nxe5 Nxe4 13. Nxf7 Nxc3 14. Nxd8 Nxd1 15. Rxf8+ Kxf8 16. Bxd1 Nc5 17. Bf3 Bf5 18. Be3 b6 19. Nc6 Bxb2 20. Rf1 Kg7 21. Rb1 Bc3 22. Bxc5 bxc5 23. Rb7 Kf6 24. Rxc7 h5 25. d6 Kg5 26. Rf7 1-0

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Merilo, Jaan"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "D58"]
[PlyCount "91"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. b4 c6 12. 0-0 Re8 13. Qb3 a5 14. a3 b5 15. bxa5 Qxa5 16. Rfb1 Be7 17. Ne5 Bd6 18. Nd3 Nd7 19. a4 Nb6 20. Nc5 Bxc5 21. dxc5 Nd7 22. Qb2 b4 23. Qxb4 Nxc5 24. Ra2 Bc8 25. h3 Be6 26. Raa1 Nd7 27. Qxa5 Rxa5 28. Kf1 Rea8 29. Ke1 Kf8 30. Rb7 Ke8 31. Rd1 Rc5 32. Kd2 Kd8 33. Rdb1 Rca5 34. R7b4 Nc5 35. Ra1 Kc7 36. Bd1 Na6 37. Rb2 Rb8 38. Rab1 Rxb2+ 39. Rxb2 Nc5 40. Bc2 Nd7 41. f3 Ne5 42. Bb3 Bf5 43. e4 dxe4 44. fxe4 Be6 45. Bxe6 fxe6 46. Rb3 1/2-1/2

[Event "NED-DEN corr"]
[Site "Netherlands"]
[Date "1992.??.??"]
[Round "?"]
[White "Oe, Oluf"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "C85"]
[PlyCount "45"]
[EventDate "1992.??.??"]
[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. Bxc6 dxc6 7. d3 Bd6 8. Nbd2 c5 9. Nc4 Qe7 10. b3 b5 11. Ne3 0-0 12. Bb2 Bd7 13. Qd2 c6 14. Nh4 g6 15. g3 Bh3 16. Nhg2 Nh5 17. Qe2 Qg5 18. Bc1 Qe7 19. Nd1 Ng7 20. f3 Be6 21. Bb2 f6 22. Nde3 Rad8 23. Kh1 1/2-1/2

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Pedersen, Viggo M"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2340"]
[PlyCount "66"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be3 Bg4 10. Be4 f6 11. Qd3 fxe5 12. Bxc6 bxc6 13. Nxe5 Bxe5 14. dxe5 Qxd3 15. cxd3 Nf4 16. Bxf4 Rxf4 17. Ne2 Rf5 18. d4 Raf8 19. h3 Bxe2 20. Kxe2 c5 21. Rhc1 cxd4 22. Kd3 Rxe5 23. Kxd4 Re2 24. Rxc7 Rd8+ 25. Kc3 a5 26. Rf1 Re3+ 27. Kc2 Re2+ 28. Kc3 Rd5 29. Rc8+ Kg7 30. Rcf8 Rdd2 31. R1f7+ Kh6 32. Rh8 Rc2+ 33. Kd3 Red2+ 1/2-1/2

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Feroul, Michel"]
[Result "1/2-1/2"]
[ECO "C42"]
[BlackElo "2445"]
[PlyCount "71"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Nc6 6. Be2 Be7 7. 0-0 0-0 8. d4 Bf6 9. Nc3 Nxc3 10. bxc3 Na5 11. Qc2 c5 12. Bf4 Be6 13. Rad1 cxd4 14. cxd4 Bxc4 15. Bxc4 Rc8 16. Bxf7+ Rxf7 17. Qa4 a6 18. Rfe1 Nc4 19. Re2 Re7 20. Rxe7 Qxe7 21. Re1 Qf7 22. Bg5 d5 23. Bxf6 gxf6 24. Qb4 Rc7 25. Nh4 Qf8 26. Qb1 Re7 27. Nf5 Rxe1+ 28. Qxe1 Kf7 29. Qe2 Qb4 30. Qh5+ Ke6 31. g4 Qb1+ 32. Kg2 Qe4+ 33. Kg3 Nd6 34. Qxh7 Nxf5+ 35. gxf5+ Qxf5 36. Qxb7 1/2-1/2

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Johnston, Allan J"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "69"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 0-0 10. 0-0-0 a6 11. h4 Bxd4 12. Bxd4 b5 13. Bf2 Qa5 14. Kb1 b4 15. Ne2 Nc5 16. Qe3 Ne4 17. Be1 f6 18. exf6 Rxf6 19. g4 Bd7 20. Bg2 Nd6 21. f5 Nc4 22. Qg3 Qc5 23. Bf2 Qb5 24. Nf4 Ne7 25. Bd4 Rff8 26. Rhe1 Rac8 27. Nh5 e5 28. Bxe5 Nxe5 29. Qxe5 Rf7 30. Rd2 Rc5 31. f6 Nc6 32. Qd6 b3 33. axb3 Nb4 34. fxg7 Rc8 35. c3 1-0

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Kurtz, Murray"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "85"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 b6 7. Bd3 Bb7 8. 0-0 Be7 9. Nbd2 Na6 10. Ne4 Nab4 11. Bb1 f5 12. exf6 Nxf6 13. Nxf6+ Bxf6 14. Ne5 Nd5 15. a4 Qe7 16. Ra3 0-0 17. Rg3 Bxe5 18. dxe5 Rf7 19. Qh5 g6 20. Bh6 Nf4 21. Bxf4 Rxf4 22. Bxg6 Rh4 23. Bc2+ Kh8 24. Qe2 Rf8 25. Qe3 Rc4 26. Qd2 Bc6 27. b3 Rcf4 28. Qe3 Qb4 29. f3 Qd4 30. Re1 R8f7 31. Kf2 Qb2 32. Re2 Qa3 33. Rd2 Qb4 34. Kg1 Bd5 35. h3 Bc6 36. Rg4 Rxg4 37. hxg4 Bd5 38. Rd3 Qa3 39. Rc3 Bc6 40. Rc4 Rf8 41. g5 Qa1+ 42. Kh2 Qf1 43. Rf4 1-0

[Event "NED-GER corr"]
[Site "Netherlands"]
[Date "1992.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Rosen, Willy"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "103"]
[EventDate "1992.??.??"]
[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 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 Be6 10. Bxe6 Qxe6 11. Nxd4 Nxd4 12. Qxd4 Qd5 13. Qg4 h5 14. Qe2 e6 15. Rd1 Qc6 16. b3 h4 17. h3 Be7 18. c4 Nd7 19. Nc3 0-0 20. Bb2 Rfd8 21. Nd5 Bf8 22. Ne3 Nc5 23. Qg4 Qe4 24. Qg5 Nd3 25. Bf6 Rd7 26. Ng4 Kh8 27. Qxh4+ Qh7 28. Qxh7+ Kxh7 29. Ne5 Nxe5 30. Bxe5 Rad8 31. Rxd7 Rxd7 32. Bc3 Ba3 33. Kf1 Rd3 34. Be1 b5 35. cxb5 Rd5 36. f3 Rxb5 37. Rd1 Kg6 38. Rd4 Bc5 39. Rg4+ Kh7 40. Rh4+ Kg6 41. Re4 Rb6 42. Rg4+ Kh7 43. Bc3 f6 44. Rc4 Be3 45. Ke2 Bg1 46. f4 Kg6 47. Rc7 Rb8 48. b4 Rd8 49. a4 Bd4 50. Bd2 e5 51. fxe5 fxe5 52. b5 1-0

[Event "NED-ISR corr"]
[Site "Netherlands"]
[Date "1992.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Rostovtsev, Evgeny Georgievich"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "35"]
[EventDate "1992.??.??"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Nc6 6. Bb5 Nd5 7. Qd3 Ndb4 8. Qe4 Be6 9. Bd2 0-0-0 10. 0-0 Qb6 11. Be3 Bd5 12. Nxd5 Qxb5 13. Nxb4 Qxb4 14. Qf5+ Kb8 15. Qxf7 Qxb2 16. Rab1 Qc3 17. Bd2 Qxc2 18. d5 1-0

[Event "olm12 qual GP1 B4 corr"]
[Site "ICCF corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Tikkanen, Kari"]
[Result "0-1"]
[ECO "B17"]
[BlackElo "2450"]
[PlyCount "96"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 a5 9. a3 h6 10. N5f3 a4 11. Ba2 c5 12. c3 Be7 13. Be3 Nbd5 14. Ne5 0-0 15. Ngf3 Qc7 16. Bd2 Qb6 17. Rb1 cxd4 18. Nxd4 Rd8 19. 0-0 Bc5 20. Ndf3 Qc7 21. Rfe1 b6 22. Bc4 Bb7 23. Bb5 Ne8 24. Nd4 Nd6 25. Bd3 Nf6 26. Ng4 Nde8 27. Nxf6+ Nxf6 28. Be3 e5 29. Nf5 Rxd3 30. Bxc5 Be4 31. Ne7+ Kh8 32. Bb4 Rd7 33. Rbd1 Rxe7 34. Bxe7 Qxe7 35. f3 Bd5 36. Qxe5 Qxe5 37. Rxe5 Bc4 38. Kf2 Kg8 39. Rd6 b5 40. g3 Kf8 41. Ke3 Ne8 42. Rd7 Be6 43. Rd4 Ke7 44. Rc5 Ra7 45. Kd2 Nd6 46. Kc1 Rb7 47. Rh4 Nc4 48. Rd4 Na5 0-1

[Event "NED-FRA corr"]
[Site "Netherlands"]
[Date "1992.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Verdier, Patrice"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "65"]
[EventDate "1992.??.??"]
[EventType "game (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 Be6 10. Bxe6 Qxe6 11. Nxd4 Nxd4 12. Qxd4 Rd8 13. Qh4 Qe2 14. Be3 e6 15. Bxb6 axb6 16. Na3 Bxa3 17. Qa4+ b5 18. Qxa3 h5 19. Rae1 Qd3 20. Re5 h4 21. h3 Rh6 22. Qc5 Rd7 23. Qxb5 Qc2 24. Rc5 Ke7 25. Qb4 Kf6 26. Rb5 g5 27. Qf8 Rg6 28. f4 g4 29. f5 exf5 30. Qh8+ Ke7 31. Rbxf5 gxh3 32. Rxf7+ Kd6 33. Qd4+ 1-0

[Event "corr"]
[Site "corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Rosen, Willy"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "98"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. a4 Bg7 6. Nf3 0-0 7. h3 b6 8. Be2 Qc7 9. Qd2 Nbd7 10. g4 Rd8 11. g5 Ne8 12. Nh2 Nf8 13. Ng4 d5 14. exd5 cxd5 15. Bf3 Bb7 16. Bf4 Qc4 17. b3 Qb4 18. Ne2 Qxd2+ 19. Kxd2 Ne6 20. Be3 Nd6 21. c3 Rac8 22. h4 Ne4+ 23. Bxe4 dxe4 24. h5 Rc7 25. hxg6 hxg6 26. Rhg1 Ba6 27. Nc1 Rd5 28. Nh2 Nxd4 29. cxd4 Bxd4 30. Bxd4 Rxd4+ 31. Ke1 Rcd7 32. Na2 Rd2 33. Nc3 e3 34. Ng4 Rc2 35. Nb5 exf2+ 36. Nxf2 Rd5 37. Ne4 Bxb5 38. axb5 Rc7 39. Rd1 Rxb5 40. Rg3 Re5 41. Re3 a5 42. Ke2 Kg7 43. Rd8 a4 44. bxa4 Rc4 45. Nd2 Rxe3+ 46. Kxe3 Rxa4 47. Rd7 Kf8 48. Rd8+ Kg7 49. Rd7 Kf8 1/2-1/2

[Event "FRA-NED corr"]
[Site "France"]
[Date "1992.??.??"]
[Round "?"]
[White "Verdier, Patrice"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "E32"]
[PlyCount "85"]
[EventDate "1992.??.??"]
[EventType "team (corr)"]
[EventRounds "10"]
[EventCountry "FRA"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. a3 Bxc3+ 6. Qxc3 0-0 7. Bg5 Nbd7 8. e3 b6 9. f3 Bb7 10. Nh3 c5 11. dxc5 bxc5 12. Be2 a5 13. Rd1 Qb6 14. 0-0 d5 15. Rf2 h6 16. Bh4 Rfe8 17. cxd5 exd5 18. Bf1 g5 19. Bg3 Nh5 20. Bc4 Nxg3 21. hxg3 Nf6 22. Ba2 Re7 23. Rfd2 Rae8 24. e4 d4 25. Qc4 Ba6 26. Qc1 Nd7 27. Nf2 Qd6 28. b4 Qxg3 29. Nh1 Qe5 30. bxc5 d3 31. c6 Qd4+ 32. Nf2 Ne5 33. Qb2 Qe3 34. Kh1 Kh7 35. Rf1 Rg8 36. Ng4 Nxg4 37. fxg4 Qxe4 38. Qb6 Bc4 39. Bxc4 Qxc4 40. Qxa5 Qxc6 41. Rxd3 Qe4 42. Qf5+ Qxf5 43. Rxf5 1/2-1/2

[Event "NED-BEL corr"]
[Site "Netherlands"]
[Date "1990.??.??"]
[Round "?"]
[White "Blockx, Frank"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "51"]
[EventDate "1990.??.??"]
[EventType "match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. e6 fxe6 9. Ng5 Bxb5 10. Nxb5 Qa5+ 11. c3 Qxb5 12. Nxe6 Na6 13. Nxg7+ Kf7 14. Qxg4 Kxg7 15. Be3 Qxb2 16. 0-0 Qxc3 17. Rae1 Rhf8 18. Qh4 Kg8 19. f5 Rxf5 20. Rxf5 gxf5 21. Bf2 Re8 22. Qg5+ Kh8 23. Qxf5 Nc7 24. Rxe7 Qc1+ 25. Be1 Qh6 26. Bd2 1-0

[Event "NED-ALG corr"]
[Site "Netherlands"]
[Date "1990.??.??"]
[Round "?"]
[White "Dekar, Lyes"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "90"]
[EventDate "1990.??.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. fxe5 dxe5 9. d5 Nb4 10. Nxe5 Nfxd5 11. Nxd5 Bxe5 12. Qf3 Nxd3 13. cxd3 f5 14. Qe2 Re8 15. Be3 c6 16. Nf4 Bd4 17. Rae1 fxe4 18. dxe4 Rxe4 19. Qc4+ Be6 20. Qxd4 Rxd4 21. Nxe6 Qd5 22. Nxd4 Qxa2 23. Re2 Qc4 24. Ref2 h5 25. Rf6 Qd3 26. R1f3 Qb1+ 27. Kf2 Qxb2+ 28. Kg3 Re8 29. Rxg6+ Kh7 30. Rh6+ Kg8 31. Nf5 c5 32. Rg6+ Kh7 33. Rg5 Rg8 34. Rxg8 Kxg8 35. Kh4 Qe5 36. h3 b5 37. Nh6+ Kg7 38. Bg5 Kg6 39. Nf7 Qe4+ 40. Rf4 Qxg2 41. Ne5+ Kg7 42. Be7 Qd5 43. Rf7+ Kg8 44. Rf8+ Kg7 45. Rf7+ Kg8 1/2-1/2

[Event "NED-SWZ corr"]
[Site "Netherlands"]
[Date "1989.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Reich, Yves"]
[Result "1-0"]
[ECO "B16"]
[PlyCount "83"]
[EventDate "1989.??.??"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Ne2 h5 7. c3 Bf5 8. Ng3 Bg4 9. Qb3 h4 10. Ne4 Qc7 11. Bc4 Bh5 12. 0-0 Nd7 13. Re1 Rh7 14. Qxb7 Qxb7 15. Nd6+ Kd8 16. Nxb7+ Kc7 17. Na5 e5 18. dxe5 fxe5 19. Bd3 Rg7 20. Be4 Bd6 21. Bh6 Rgg8 22. b4 Rae8 23. Bxc6 Re6 24. Be3 Reg6 25. Kf1 f5 26. Bf3 Nf6 27. Nc4 h3 28. Bxh5 hxg2+ 29. Kg1 Nxh5 30. Nxd6 Rxd6 31. f3 e4 32. fxe4 f4 33. Bd4 Rdg6 34. Kf2 Ng7 35. Bxg7 R8xg7 36. Rg1 f3 37. Kxf3 Rf6+ 38. Ke3 Rh6 39. Rac1 Rxh2 40. Rc2 Rh3+ 41. Kd4 Rhg3 42. Re2 1-0

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Bohak, Janko"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2239"]
[BlackElo "2451"]
[PlyCount "108"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Qb6 5. Nc3 d5 6. Nb5 Na6 7. Ne5 c4 8. a4 Be7 9. Be2 Ne4 10. c3 0-0 11. b3 Qa5 12. 0-0 f6 13. Nf3 cxb3 14. Qxb3 g5 15. Bg3 g4 16. Ne1 Nd2 17. Qd1 Nxf1 18. Bxf1 f5 19. Nd3 h5 20. Nf4 h4 21. Ng6 hxg3 22. Nxe7+ Kg7 23. f3 gxh2+ 24. Kh1 Bd7 25. Qe1 Qd8 26. Qh4 Bxb5 27. axb5 Nc7 28. e4 dxe4 29. fxe4 Rh8 30. Qg5+ Kf7 31. Qg6+ Kxe7 32. Qg7+ Kd6 33. c4 Nxb5 34. cxb5 fxe4 35. Qxb7 Qd7 36. Qxe4 Ke7 37. Bc4 Rac8 38. d5 g3 39. Qe5 Rxc4 40. d6+ Kf7 41. Qxh8 Qxd6 42. Rxa7+ Kg6 43. Rg7+ Kf5 44. Qh5+ Ke4 45. Qf3+ Kd4 46. Rxg3 Kc5 47. Qa3+ Rb4 48. Rg5+ e5 49. Qc3+ Kxb5 50. Rxe5+ Kb6 51. Qe1 Qd4 52. Re6+ Kc5 53. Kxh2 Qh8+ 54. Kg1 Qd4+ 1/2-1/2

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Gelemerov, Yane"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2225"]
[BlackElo "2451"]
[PlyCount "76"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. d5 Nb4 9. fxe5 dxe5 10. Nxe5 Nfxd5 11. exd5 Bxe5 12. Be4 Qd6 13. Bh6 Re8 14. Qf3 f6 15. h3 Bd7 16. Kh1 f5 17. a3 Na6 18. Bd3 Nc5 19. Bc4 a6 20. a4 Bg3 21. a5 Ne4 22. Nxe4 Rxe4 23. Qb3 Bb5 24. Bxb5 axb5 25. Qxb5 Rb4 26. Qd3 Be5 27. c4 Rxb2 28. Rfe1 Qf6 29. a6 bxa6 30. Qe3 Bd6 31. Bg5 Qf7 32. c5 Qxd5 33. Qe6+ Qxe6 34. Rxe6 Bxc5 35. Bf4 Rb6 36. Re2 Bd4 37. Rae1 c5 38. Re7 Rf6 0-1

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Mallee, Ralph"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2495"]
[BlackElo "2451"]
[PlyCount "80"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be2 Bg4 10. Be3 Qd7 11. Ne4 Rad8 12. c3 f6 13. Nc5 Qc8 14. Qb3+ Kh8 15. e6 b6 16. Nd7 Rg8 17. d5 Bxf3 18. Bxf3 Ne5 19. 0-0 Nxf3+ 20. Rxf3 f5 21. Qc4 Rxd7 22. exd7 Qxd7 23. Bd4 Nf6 24. Bxf6 Bxf6 25. Rd3 Rd8 26. Rad1 Qd6 27. b4 Be5 28. h3 Qf6 29. Re1 Bd6 30. Re6 Qg5 31. Qd4+ Kg8 32. h4 Qh6 33. Rde3 f4 34. Rxd6 exd6 35. Re7 Rf8 36. Rxc7 f3 37. gxf3 Rxf3 38. Kg2 Rf4 39. Rc8+ Kf7 40. Rc7+ Kg8 1/2-1/2

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Roos, Piet"]
[Black "Ahman, Harry"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2451"]
[BlackElo "2366"]
[PlyCount "111"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Be7 6. dxe5 d5 7. c4 a6 8. Ba4 dxc4 9. Nd4 Bd7 10. Nxc6 Bxc6 11. Bxc6+ bxc6 12. Qa4 Qd5 13. Na3 0-0 14. Nxc4 Nc5 15. Qc2 Ne6 16. Be3 c5 17. Rad1 Qc6 18. f4 f5 19. Nd2 Rab8 20. Rf2 Rbd8 21. Rc1 Qb5 22. Qb3 Kf7 23. Rc4 g6 24. Qc2 h5 25. g3 Rd5 26. h3 Rfd8 27. g4 Ng7 28. Nf1 a5 29. b3 h4 30. Rg2 Qb6 31. Kh2 Qc6 32. Ra4 Rd1 33. Nd2 Ra1 34. Qc3 Rd1 35. Qc4+ Kf8 36. Qe2 Ra1 37. Rxa5 Qd5 38. Qf2 fxg4 39. hxg4 h3 40. Rg1 Rxg1 41. Kxg1 Kf7 42. Kh2 Ne6 43. Nf3 Rg8 44. Ra4 Ke8 45. Kxh3 Rh8+ 46. Kg2 Qd1 47. Qf1 Qc2+ 48. Kg3 Kf7 49. Bd2 Kg7 50. Rc4 Bh4+ 51. Kg2 Qxa2 52. f5 Rd8 53. fxe6 Rxd2+ 54. Kh3 Rf2 55. Qd3 Bg5 56. Ra4 1-0

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Roos, Piet"]
[Black "Karpik, Tadeusz"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2451"]
[PlyCount "31"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. h4 h5 11. 0-0-0 Rc8 12. Bb3 Ne5 13. Bh6 Bxh6 14. Qxh6 Rxc3 15. bxc3 Qc7 16. Kb1 1-0

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Roos, Piet"]
[Black "Sokolov, Sergey Mironovich"]
[Result "1/2-1/2"]
[ECO "C73"]
[WhiteElo "2451"]
[BlackElo "2541"]
[PlyCount "87"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 c5 8. Qd3 g6 9. Nc3 Bg7 10. Bf4 Ne7 11. Qd2 0-0 12. Bh6 Bg4 13. h4 Bxh6 14. Qxh6 Bxf3 15. gxf3 f6 16. h5 g5 17. Nd5 Nxd5 18. exd5 Qe8+ 19. Kf1 Qb5+ 20. Kg2 Qxb2 21. Rhe1 Rae8 22. Rab1 Qc3 23. Rxe8 Rxe8 24. Rb7 Rc8 25. Rb3 Qxc2 26. Qxf6 Rf8 27. Qe6+ Kh8 28. Qe7 Kg8 29. Qxc7 Qf5 30. Qxd6 g4 31. Qe6+ Qxe6 32. dxe6 c4 33. e7 gxf3+ 34. Rxf3 Re8 35. Rc3 Rxe7 36. Rxc4 Re5 37. Rc6 Ra5 38. Kg3 Rxa2 39. f4 Kg7 40. Kg4 Rg2+ 41. Kf5 Rh2 42. Rc7+ Kh6 43. Kf6 Rb2 44. Rc5 1/2-1/2

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Roos, Piet"]
[Black "Stock, Manfred"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2451"]
[BlackElo "2412"]
[PlyCount "123"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. a3 Bf8 6. Nf3 b6 7. Bb5 c6 8. Ba4 Qc7 9. 0-0 Bd7 10. Ne2 c5 11. Bb3 cxd4 12. Nexd4 Ne7 13. Bf4 a6 14. Qd2 Ng6 15. Bg3 Be7 16. Bxd5 exd5 17. e6 Qb7 18. exd7+ Nxd7 19. Nf5 0-0 20. Nxe7+ Nxe7 21. Bh4 f6 22. b4 b5 23. Rfe1 Ng6 24. Bg3 Rfe8 25. Rad1 Nb6 26. Qd3 Nc4 27. Qf5 Nxa3 28. c3 Rad8 29. Re6 Nc4 30. Ra1 Ra8 31. Raxa6 Ne7 32. Rxa8 Nxf5 33. Rexe8+ Kf7 34. Bf4 g5 35. Rf8+ Kg6 36. Rg8+ Ng7 37. Bg3 Qe7 38. Rae8 Qxe8 39. Rxe8 Nxe8 40. Nd4 Na3 41. Kf1 Ng7 42. Ke2 Kf7 43. Kd3 Ke7 44. h3 h5 45. f4 g4 46. f5 Nc4 47. hxg4 hxg4 48. Bb8 Kd7 49. Ke2 Nd6 50. Bxd6 Kxd6 51. Nxb5+ Ke5 52. Nd4 Nxf5 53. Nxf5 Kxf5 54. Kd3 Ke5 55. Ke3 Kf5 56. b5 Ke5 57. b6 Kd6 58. Kf4 Kc6 59. Kxg4 Kxb6 60. Kf5 Kc5 61. Kxf6 Kc4 62. Ke5 1-0

[Event "EU-chT3 fin 06 corr8892"]
[Site "ICCF corr"]
[Date "1988.10.20"]
[Round "?"]
[White "Weiner, Milan"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2407"]
[BlackElo "2451"]
[PlyCount "62"]
[EventDate "1988.??.??"]
[EventType "team (corr)"]
[EventRounds "11"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. a4 Qc7 8. h3 e5 9. Re1 Nbd7 10. Be3 exd4 11. Bxd4 Re8 12. Nd2 Bh6 13. Bf1 b6 14. Be3 Bxe3 15. Rxe3 d5 16. exd5 Rxe3 17. fxe3 Nxd5 18. Nxd5 cxd5 19. Nf3 Bb7 20. a5 bxa5 21. Qd2 Nb6 22. Rxa5 Nc4 23. Bxc4 dxc4 24. Nd4 Be4 25. Ra1 Rb8 26. b3 cxb3 27. cxb3 Qe7 28. Ra5 Rd8 29. Qf2 Qc7 30. b4 Qc1+ 31. Kh2 Qc7+ 1/2-1/2

[Event "NED-UKR corr"]
[Site "Netherlands"]
[Date "1986.??.??"]
[Round "?"]
[White "Bangiev, Alexander J"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "71"]
[EventDate "1986.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. h3 Nbd7 8. Be3 Qc7 9. a4 b6 10. Qd2 Bb7 11. Rad1 e5 12. dxe5 dxe5 13. Qd6 Qxd6 14. Rxd6 Nb8 15. Bc4 Ne8 16. Rd2 Ba6 17. Bxa6 Nxa6 18. Rfd1 Nec7 19. Rd6 Nb4 20. Ne1 Ne6 21. Ne2 Rfd8 22. c3 Na6 23. b4 Bf8 24. Rd7 Be7 25. g3 Kf8 26. Kg2 Rxd7 27. Rxd7 Ke8 28. Rd1 c5 29. b5 Nac7 30. f4 a6 31. a5 exf4 32. gxf4 bxa5 33. b6 Nb5 34. Nd3 Rb8 35. Ra1 Rxb6 36. Rxa5 1/2-1/2

[Event "NED corr"]
[Site "Netherlands"]
[Date "1985.??.??"]
[Round "?"]
[White "Belluire, Patrice"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "62"]
[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. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. Nf3 Qa5 7. 0-0-0 Be6 8. d5 Bg4 9. Kb1 c5 10. Bb5+ Nfd7 11. Rhe1 a6 12. Bxd7+ Nxd7 13. h3 Bxf3 14. gxf3 Ne5 15. Qe2 b5 16. f4 Nc4 17. Rd3 Nxb2 18. Kxb2 Qb4+ 19. Kc1 Bxc3 20. Rxc3 Qxc3 21. e5 Qa1+ 22. Kd2 Qxa2 23. exd6 0-0-0 24. Bxe7 Qa5+ 25. Kd3 c4+ 26. Kd4 Qb6+ 27. Kc3 Rhe8 28. Qg4+ f5 29. Bxd8 b4+ 30. Kb2 Qd4+ 31. Ka2 Rxe1 0-1

[Event "NED corr"]
[Site "Netherlands"]
[Date "1985.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Belluire, Patrice"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "61"]
[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. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. Ne5 Nc6 8. Bb5 Qd6 9. a3 0-0-0 10. Bxc6 bxc6 11. Qe2 Nb6 12. Be3 f6 13. Nxg6 hxg6 14. Nd2 e5 15. 0-0-0 Be7 16. Nb3 Kb8 17. Qa6 Ka8 18. Nc5 Rb8 19. dxe5 Qxe5 20. Nd7 Qb5 21. Nxb8 Kxb8 22. Qxb5 cxb5 23. Bxb6 axb6 24. Rd7 Bc5 25. Rxg7 g5 26. Rf7 Bd4 27. c3 Be5 28. Kd2 Kb7 29. Ke3 Re8 30. Kf3 Rd8 31. Re1 1-0

[Event "NED-Cup corr"]
[Site "Netherlands"]
[Date "1985.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Huigen, C."]
[Result "1-0"]
[ECO "C42"]
[PlyCount "95"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Nc6 6. Be2 Be7 7. 0-0 0-0 8. d4 Bf6 9. Nc3 Nxc3 10. bxc3 Re8 11. Be3 Bf5 12. h3 Qd7 13. Nh2 Na5 14. Ng4 Bxg4 15. hxg4 c5 16. dxc5 Bxc3 17. Rc1 Be5 18. Qd5 Nc6 19. Rcd1 Rad8 20. Bg5 Ne7 21. Qe4 h6 22. Be3 Nc6 23. Qf3 Qe7 24. cxd6 Rxd6 25. Rxd6 Bxd6 26. Rb1 Bb8 27. c5 Qc7 28. g3 Re7 29. Bd1 Ne5 30. Qd5 Qc6 31. Qxc6 Nxc6 32. Kg2 Be5 33. Bf3 Nd8 34. g5 hxg5 35. Bxg5 f6 36. Be3 Rd7 37. Bg4 Re7 38. c6 Nxc6 39. Bc5 Rc7 40. f4 Nd8 41. Rd1 Nf7 42. fxe5 Rxc5 43. e6 Nh6 44. Rd8+ Kh7 45. e7 Re5 46. e8Q Rxe8 47. Rxe8 Nxg4 48. Re7 1-0

[Event "NED corr"]
[Site "Netherlands"]
[Date "1985.??.??"]
[Round "?"]
[White "Van Hinte, J."]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "E53"]
[PlyCount "58"]
[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 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. 0-0 b6 8. cxd5 exd5 9. dxc5 bxc5 10. h3 Bb7 11. Ne2 Nbd7 12. Ng3 Ne4 13. Qc2 f5 14. Bd2 Bxd2 15. Nxd2 Nxg3 16. fxg3 g6 17. Rf4 Qe7 18. Re1 Nf6 19. g4 fxg4 20. hxg4 c4 21. Bf1 g5 22. Rd4 Bc8 23. b3 cxb3 24. Nxb3 Bxg4 25. Bd3 Rac8 26. Qb1 Rc3 27. e4 Qe5 28. exd5 Qg3 29. Rf1 Qe3+ 0-1

[Event "NED-AUT corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Kranzl, Alfred S"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B08"]
[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. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. h3 Nbd7 8. Be3 Qc7 9. Nh2 b5 10. a3 a6 11. f4 Nb6 12. Qe1 Bb7 13. e5 Nfd5 14. Nxd5 Nxd5 15. Bd2 dxe5 16. dxe5 f6 17. Bd3 f5 18. c4 bxc4 19. Bxc4 e6 20. Ba5 Qd7 21. Rd1 c5 22. Nf3 Qc6 23. Ng5 Nxf4 24. Rf3 Nd5 25. Rb3 Nf4 26. Rd2 Bc8 27. Rbd3 Nxd3 28. Rxd3 Re8 29. Rd6 Qa4 30. b3 Qxa3 31. Bc3 Bh6 32. h4 Bxg5 33. hxg5 Ra7 34. Rd1 Qa2 35. Rd2 Qa3 36. Rd1 Qa2 1/2-1/2

[Event "NED-ARG corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Laurencena, Alberto"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "56"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 Bg4 7. Be3 Nc6 8. Qd2 e5 9. dxe5 dxe5 10. Rad1 Qc8 11. Bg5 Bxf3 12. gxf3 Nd4 13. f4 Qh3 14. fxe5 Ng4 15. Bf4 Nxe5 16. Qe3 Qxe3 17. Bxe3 Nxc2 18. Bg5 h6 19. Be7 Rfe8 20. Nd5 Nc6 21. Bf6 Rxe4 22. Bf3 Ra4 23. Bxg7 Kxg7 24. Nxc7 Rc8 25. Bxc6 bxc6 26. Rd7 Nd4 27. Rd1 Nf3+ 28. Kg2 Ne5 0-1

[Event "NED-AUT corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Kranzl, Alfred S"]
[Result "1-0"]
[ECO "C78"]
[PlyCount "55"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Bg5 h6 11. Bh4 0-0 12. d5 Nb8 13. a4 c6 14. dxc6 Bxc6 15. axb5 axb5 16. Rxa8 Bxa8 17. Qd3 g5 18. Bg3 Bc5 19. Bc2 Nxe4 20. Rxe4 f5 21. Re1 e4 22. Qxb5 Qf6 23. Qc4+ Kg7 24. Be5 dxe5 25. Qxc5 exf3 26. Qa7+ Kh8 27. Qxa8 Nc6 28. Qa6 1-0

[Event "Fernschacholymp. DDR  corr"]
[Site "DDR corr"]
[Date "1984.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Noetzold, Lutz"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "69"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventCountry "DDR"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 Bd7 12. Qd3 dxc3 13. Rb1 Nf5 14. Rg1 0-0-0 15. g4 Nh4 16. Rg3 Na5 17. Qxc3 Nc4 18. Nd4 Kb8 19. Bxc4 dxc4 20. Be3 Rc8 21. Kf2 Ka8 22. Qb4 Ng6 23. Nf3 Bc6 24. Ng5 Rgd8 25. Rh3 Rd5 26. Rh7 Rb5 27. Qe1 Rxb1 28. Qxb1 Qd7 29. Rxf7 Qd5 30. Qf1 Rh8 31. Kg3 c3 32. Rf6 Nf8 33. h4 Kb8 34. f5 Nd7 35. Rxe6 1-0

[Event "NED-FRA corr"]
[Site "Netherlands"]
[Date "1984.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Sansas, Andre"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "53"]
[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 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Be7 7. Nbd2 0-0 8. Ne4 Nc6 9. Ng3 Nb6 10. c3 Qd7 11. Qc2 Rfe8 12. Rd1 Bxf3 13. Bxf3 Rad8 14. b4 Nd5 15. b5 Nb8 16. c4 Nb6 17. Bxb7 c5 18. Be4 Kh8 19. Bb2 Qc7 20. a4 f5 21. a5 fxe4 22. axb6 axb6 23. dxc5 Rxd1+ 24. Rxd1 Bxc5 25. Nxe4 h6 26. Nxc5 bxc5 27. Qg6 1-0

[Event "NED corr"]
[Site "Netherlands"]
[Date "1983.??.??"]
[Round "?"]
[White "Bauer"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "66"]
[EventDate "1983.??.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. fxe5 dxe5 9. d5 Nd4 10. Nxe5 Nxd5 11. Nxd5 Bxe5 12. Bf4 Nc6 13. Qf3 Be6 14. Bxe5 Nxe5 15. Nf6+ Kg7 16. Qg3 Qd4+ 17. Kh1 Rad8 18. c3 Qc5 19. Be2 Nd7 20. Nh5+ Kg8 21. Nf4 Bc4 22. Bxc4 Qxc4 23. Rfe1 Rde8 24. b3 Qc5 25. Rad1 Ne5 26. Nd5 f6 27. Rf1 Kg7 28. Rd2 c6 29. Nf4 Qe7 30. Rfd1 Kh8 31. Qh3 Kg8 32. Qe3 b6 33. Rd4 Rd8 1/2-1/2

[Event "NED-DEN corr"]
[Site "Netherlands"]
[Date "1983.??.??"]
[Round "?"]
[White "Helmsen, Franz"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "78"]
[EventDate "1983.??.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. f3 c6 6. Qd2 b5 7. Bd3 Nbd7 8. Nge2 a6 9. a4 Bb7 10. 0-0 0-0 11. Kh1 Qc7 12. b3 e5 13. dxe5 dxe5 14. Qe3 Rfe8 15. Bh6 Nf8 16. Ng3 Ne6 17. Nce2 Rad8 18. Bxg7 Kxg7 19. Rfd1 Nd7 20. Nc1 Ndc5 21. Qe1 Rd7 22. Qc3 Red8 23. Nge2 f6 24. Re1 Qd6 25. Kg1 Kf7 26. Rf1 Bc8 27. Re1 h5 28. Rf1 h4 29. Rf2 g5 30. g3 hxg3 31. hxg3 Rh8 32. Rh2 Rxh2 33. Kxh2 g4 34. Ng1 Ng5 35. axb5 axb5 36. b4 Na4 37. Qb3+ Kf8 38. Kg2 Qd4 39. Qa3 Nh3 0-1

[Event "DDR-NED corr"]
[Site "DDR"]
[Date "1982.??.??"]
[Round "?"]
[White "Hornik, Klaus"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "D87"]
[PlyCount "54"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[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 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 c5 9. 0-0 Nc6 10. Be3 Qc7 11. Rc1 Rd8 12. f4 Bg4 13. f5 Na5 14. Bd3 cxd4 15. cxd4 Qb6 16. Rb1 Bxd4 17. Rxb6 Bxe3+ 18. Kh1 axb6 19. h3 Nc4 20. fxg6 hxg6 21. Qb3 Ra3 22. Qxc4 Be6 23. Qc7 Raxd3 24. Qxe7 Bc4 25. Qf6 Rd1 26. Kh2 R8d6 27. Rxd1 Rxf6 0-1

[Event "DDR-NED corr"]
[Site "DDR"]
[Date "1982.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Hornik, Klaus"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "47"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 e6 4. Nf3 d5 5. exd5 exd5 6. d4 Nf6 7. Be2 Be7 8. 0-0 0-0 9. dxc5 Bxc5 10. Nc3 Be6 11. Na4 Be7 12. Nd4 Rc8 13. Nxe6 fxe6 14. c4 d4 15. f4 a6 16. Qd3 Rb8 17. Qh3 Qd7 18. c5 e5 19. Bc4+ Kh8 20. Be6 Qc7 21. fxe5 Qxe5 22. Rae1 Qg5 23. Bc1 Qg6 24. g4 1-0

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Bang, Erik BH"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "E01"]
[PlyCount "83"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. 0-0 cxd4 6. Nxd4 Bc5 7. Nb3 Bb6 8. c4 Nge7 9. cxd5 Nxd5 10. Na3 0-0 11. Nc4 Bc7 12. Ne3 Qe7 13. Nxd5 exd5 14. Be3 Rd8 15. Rc1 Bg4 16. Nd4 Nxd4 17. Bxd4 Rd7 18. Rc2 Re8 19. Qd2 Bf5 20. Rcc1 Bb8 21. Rc3 Rdd8 22. Re3 Qd7 23. Rxe8+ Rxe8 24. Bc3 Be6 25. Rd1 d4 26. Qxd4 Qxd4 27. Bxd4 b6 28. a3 Bg4 29. f3 Be6 30. Bc3 Bc7 31. e3 Bd8 32. Kf2 Be7 33. Bf1 Rc8 34. Ba6 Rc7 35. Ke2 f6 36. Rc1 Bd6 37. Bd2 Re7 38. Rc6 Bb8 39. Rxe6 Rxe6 40. Bc4 Kf7 41. e4 Bc7 42. Bf4 1-0

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Hebert, Jean"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "67"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 e6 5. d3 Nf6 6. Nbd2 Be7 7. e4 b6 8. Re1 Bb7 9. c3 Qc7 10. a3 dxe4 11. dxe4 0-0 12. e5 Nd7 13. Qe2 Rfd8 14. h4 Nf8 15. h5 Rd7 16. h6 g6 17. Nh2 Rad8 18. Ng4 Rd3 19. Be4 R3d7 20. Nf3 Na5 21. Bg5 Bxe4 22. Qxe4 Bxg5 23. Nxg5 Rd3 24. Nf6+ Kh8 25. Qf4 Qe7 26. Nfe4 R8d7 27. Qf6+ Qxf6 28. Nxf6 Re7 29. Rad1 Rxd1 30. Rxd1 Nb7 31. f4 Rc7 32. Kf2 Re7 33. Kf3 Rc7 34. Nge4 1-0

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Morgado, Juan Sebastian"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "44"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. dxe5 dxe5 9. f5 gxf5 10. exf5 e4 11. Nxe4 Bxf5 12. Nxf6+ Qxf6 13. Ne5 Qxe5 14. Bxf5 Ne7 15. Bd3 Ng6 16. Qf3 b6 17. Kh1 Rae8 18. Rb1 Qa5 19. Bf4 Nxf4 20. Qxf4 Re5 21. Bc4 Re7 22. Qh4 Re5 1/2-1/2

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Richardson, Keith B"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "36"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 h6 6. Bf4 g5 7. Bg3 Nh5 8. Bc4 Nc6 9. Nge2 e5 10. dxe5 Nxe5 11. Bb3 Be6 12. Nd5 Nd7 13. 0-0-0 Nc5 14. Nd4 Nxg3 15. hxg3 Nxb3+ 16. axb3 Bxd5 17. exd5 0-0 18. f4 Re8 1/2-1/2

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Berry, Francis Jonathan"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "52"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Nc3 a6 5. Bc4 e6 6. Bb3 Ne7 7. Be3 Nd7 8. Qd2 h6 9. Ng1 b5 10. a4 b4 11. Nd1 a5 12. c4 d5 13. cxd5 exd5 14. e5 c5 15. e6 fxe6 16. dxc5 Bb7 17. f4 Rc8 18. Rc1 Nf5 19. Nf3 Qe7 20. c6 Rxc6 21. Rxc6 Bxc6 22. 0-0 0-0 23. Kh1 Nxe3 24. Qxe3 Nc5 25. Bc2 Bxa4 26. Bxg6 Qd6 0-1

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Brglez, Francek"]
[Result "1/2-1/2"]
[ECO "C85"]
[PlyCount "57"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[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. Bxc6 dxc6 7. d3 Nd7 8. Nbd2 0-0 9. Nc4 f6 10. Nh4 Nc5 11. Nf5 Bxf5 12. exf5 Qd5 13. Qg4 b5 14. Nd2 Rfd8 15. Re1 Qf7 16. Ne4 Rd5 17. Nc3 Rdd8 18. Re3 Rd4 19. Qf3 Rd6 20. b3 Rb8 21. Bb2 Bf8 22. Ne4 Nxe4 23. Rxe4 Rd5 24. Rae1 a5 25. a4 Bb4 26. Ra1 Rbd8 27. Rh4 bxa4 28. bxa4 Qd7 29. Rd1 1/2-1/2

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Hyldkrog, Lars"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "55"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[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. Rb1 0-0-0 14. a4 Nf5 15. Rg1 d4 16. g4 Nh4 17. Rg3 f6 18. Nxd4 Nxd4 19. Qxd4 Bc6 20. Qxa7 fxe5 21. Rxc3 Nf3+ 22. Kf2 Nd2 23. Bxd2 Rxd2+ 24. Ke1 Rgd8 25. Ba6 bxa6 26. Rb8+ Kd7 27. Rxd8+ Kxd8 28. Qxc7+ 1-0

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Kiviaho, Robert Joel"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "47"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. cxd4 d6 6. Nf3 Nc6 7. Bc4 dxe5 8. Nxe5 e6 9. 0-0 Be7 10. Nxc6 bxc6 11. Nc3 0-0 12. Ne4 a5 13. b3 Ra7 14. Bb2 a4 15. bxa4 Qa5 16. Rc1 Qxa4 17. Qxa4 Rxa4 18. Bb3 Ra5 19. Rfd1 Ba6 20. Rxc6 Bb7 21. Rc4 Nb6 22. Rc7 Bxe4 23. Rxe7 Bd5 24. Rc7 1/2-1/2

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Kondali, Jovan"]
[Result "1-0"]
[ECO "C73"]
[PlyCount "63"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[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 d6 5. Bxc6+ bxc6 6. d4 f6 7. c4 Ne7 8. Nc3 Ng6 9. Be3 Be7 10. Qa4 Bd7 11. c5 Qb8 12. 0-0-0 a5 13. a3 Qb7 14. Rd2 d5 15. Rhd1 dxe4 16. dxe5 exf3 17. exf6 Bxf6 18. Qe4+ Ne7 19. Rxd7 Rb8 20. R1d2 fxg2 21. f4 0-0 22. Rxg2 Rf7 23. Qe6 Bxc3 24. Rxe7 Bxb2+ 25. Kc2 Rbf8 26. Rxf7 Rxf7 27. Rd2 Bf6 28. Rd7 Qb2+ 29. Kd1 Qb1+ 30. Ke2 Qc2+ 31. Bd2 Qg6 32. Rxc7 1-0

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Preo, Nicolas A"]
[Result "1-0"]
[ECO "B04"]
[PlyCount "87"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 c6 6. 0-0 Bg4 7. exd6 Qxd6 8. h3 Be6 9. Nbd2 f5 10. Re1 Nd7 11. Bb3 Bg8 12. c4 N5f6 13. c5 Qb8 14. Bxg8 Rxg8 15. Qe2 Kf7 16. Nc4 Kg7 17. Qe6 Rh8 18. Re3 a6 19. Rb3 Ra7 20. Na5 Qc7 21. Ng5 Rg8 22. Nc4 h6 23. Nf7 Kh7 24. Nb6 Bg7 25. g3 Nf8 26. Qc8 Nd5 27. Qxc7 Nxc7 28. Nc8 Ra8 29. Nxe7 Re8 30. Nxg8 Re1+ 31. Kg2 Kxg8 32. Rxb7 Nfe6 33. Ne5 Bxe5 34. dxe5 Nd5 35. b4 h5 36. a4 Rxe5 37. b5 Nxc5 38. bxc6 Re8 39. Rab1 Nxa4 40. Bf4 Nc5 41. Rb8 Kf7 42. Rxe8 Kxe8 43. Rb8+ Ke7 44. c7 1-0

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Rittner, Horst Robert"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "33"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Qxd4 e6 6. Nf3 Nc6 7. Qe4 d6 8. Nbd2 dxe5 9. Nxe5 Nf6 10. Qa4 Qc7 11. Nxc6 Bd7 12. Bb5 bxc6 13. Be2 Bd6 14. Qh4 Nd5 15. Nc4 Be7 16. Qg3 Qxg3 17. hxg3 1/2-1/2

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Sarink, Hendrik Bartus"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "74"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be2 Bg4 10. d5 Bxf3 11. Bxf3 Nxe5 12. Bxh5 gxh5 13. Qxh5 e6 14. Bh6 Bxh6 15. Qxh6 exd5 16. 0-0-0 c6 17. Ne4 Ng4 18. Qf4 f5 19. Ng3 Qf6 20. Rhf1 Rae8 21. Nxf5 Re4 22. Qc7 Qe5 23. Qd7 Rf4 24. Ne7+ Kh8 25. Rxf4 Qxf4+ 26. Kb1 Ne3 27. Re1 Qe4 28. a3 Qxc2+ 29. Ka2 Nd1 30. Rxd1 Qxd1 31. Qxb7 Qe2 32. Qb4 Qc4+ 33. Qxc4 dxc4 34. Nxc6 Rf2 35. Kb1 Rxg2 36. Nxa7 Rxh2 37. Nc6 h5 0-1

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Smit, Dick"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "D82"]
[PlyCount "102"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[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 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Qa4+ Qxa4 8. Nxa4 Na6 9. cxd5 Nxd5 10. Bb5+ Bd7 11. Bxd7+ Kxd7 12. 0-0-0 Kc6 13. Nf3 Nxf4 14. exf4 Rhd8 15. Rhe1 Rxd1+ 16. Kxd1 Rd8+ 17. Kc2 Bf6 18. Re4 Kd5 19. Re3 Kc6 20. Ne5+ Bxe5 21. fxe5 Rd4 22. b3 Nb4+ 23. Kc3 Rf4 24. Re2 Nd5+ 25. Kb2 Rh4 26. g3 Rxh2 27. a3 a5 28. Kc2 h5 29. Nb2 Kxc5 30. Nd3+ Kc6 31. Re4 b5 32. a4 g5 33. Kd2 h4 34. axb5+ Kxb5 35. Rg4 f6 36. exf6 exf6 37. gxh4 Rxh4 38. Rg3 Rd4 39. Ke2 Nf4+ 40. Nxf4 Re4+ 41. Kd3 Rxf4 42. f3 Kb4 43. Kc2 Ka3 44. Rh3 Rh4 45. Rg3 Rb4 46. Rg1 Rxb3 47. f4 gxf4 48. Rg4 Rb4 49. Rg6 Rc4+ 50. Kd3 Kb3 51. Rxf6 a4 0-1

[Event "EU-ch20 corr"]
[Site "ICCF corr"]
[Date "1981.??.??"]
[Round "?"]
[White "Thorn Leeson, John"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "80"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "15"]
[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. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+ Ke7 6. Bd5 Rf8 7. 0-0 d6 8. h3 Qe8 9. c3 Qg6 10. d4 Bb6 11. f4 exf4 12. Bxf4 h6 13. Nf3 Nxd5 14. Nh4 Qxe4 15. Re1 Rxf4 16. Rxe4+ Rxe4 17. Nd2 Re6 18. Qh5 Nf6 19. Nf5+ Kf8 20. Qg6 Ne8 21. Qh7 Rf6 22. Nh4 d5 23. Re1 Be6 24. Ndf3 Ke7 25. Nf5+ Kf7 26. Ng3 Rg6 27. Nh5 Nf6 28. Nxf6 Rxf6 29. Qc2 Rf8 30. Kh2 Kg8 31. b3 Ne7 32. Ne5 c6 33. Re2 Bc7 34. Kg1 Rf1+ 35. Kh2 Bf5 36. Qd2 Ng6 37. Re1 Nxe5 38. dxe5 Be4 39. Rxf1 Rxf1 40. Qd4 c5 0-1

[Event "CAN jub60 corr8185"]
[Site "Canada"]
[Date "1981.??.??"]
[Round "?"]
[White "Wibe, Terje Paul"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "85"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "14"]
[EventCountry "CAN"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 g6 3. Bc4 Bg7 4. d3 c6 5. Nge2 e6 6. Bb3 d5 7. 0-0 b6 8. exd5 cxd5 9. Re1 Ne7 10. Bg5 f6 11. Bh4 Kf7 12. Nd4 Na6 13. a3 Nc7 14. Qf3 Bd7 15. Bg3 Rc8 16. Bxc7 Qxc7 17. Re2 Qc5 18. Ba4 Nc6 19. Bxc6 Rxc6 20. Nxc6 Bxc6 21. Qf4 Bd7 22. d4 Qc6 23. h4 h5 24. Rd1 Bf8 25. Rd3 Bd6 26. Qd2 Kg7 27. Na2 Re8 28. Nc1 Bb8 29. g3 Qb7 30. Rde3 Bd6 31. Nd3 Qc7 32. Nf4 Kh7 33. Rf3 Bb5 34. Ree3 Re7 35. Rb3 Bc4 36. Rbc3 Qb8 37. Rce3 Qe8 38. b3 Ba6 39. Re1 Kg7 40. a4 Kf7 41. Nxh5 gxh5 42. Qh6 f5 43. Rxe6 1-0

[Event "NED-SCO corr"]
[Site "Netherlands"]
[Date "1980.??.??"]
[Round "?"]
[White "Bryson, Douglas Marshall"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "65"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. dxe5 dxe5 9. f5 gxf5 10. exf5 Nb4 11. Bg5 Nxd3 12. Qxd3 Qxd3 13. cxd3 Nd7 14. Nd5 c6 15. Nc7 Rb8 16. Be7 Bf6 17. Bd6 Rd8 18. Rae1 b6 19. Nd2 Nc5 20. Ne8 Rxe8 21. Bxb8 Ba6 22. Bd6 Nxd3 23. Ne4 Bd8 24. Re3 Nxb2 25. Rf2 Nc4 26. Rg3+ Kh8 27. f6 Rg8 28. Rxg8+ Kxg8 29. Be7 Bc7 30. Rf3 h6 31. Rg3+ Kh8 32. Rg7 Ne3 33. Rxf7 1-0

[Event "EU-ch M corr"]
[Site "ICCF corr"]
[Date "1979.??.??"]
[Round "?"]
[White "Carlsson, Anders Ingvar"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "41"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Nbd7 5. f4 h6 6. Bh4 Nh5 7. f5 Bg7 8. Bc4 c5 9. Bxf7+ Kxf7 10. fxg6+ Kxg6 11. Qg4+ Kh7 12. Qf5+ Kg8 13. Qxh5 Qf8 14. Nd5 Nf6 15. Bxf6 Bxf6 16. Ne2 Qf7 17. Nxf6+ exf6 18. Ng3 Qxh5 19. Nxh5 f5 20. 0-0 fxe4 21. Rf6 1-0

[Event "EU-ch20 corr"]
[Site "ICCF corr"]
[Date "1979.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Charushin, Viktor Afanasievich"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "72"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "15"]
[SourceTitle "Myers"]
[Source "Myers"]
[SourceDate "2012.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 d6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 a6 9. Rd1 Qc7 10. Bf4 Nf6 11. Rac1 0-0 12. Bb3 Qb8 13. Na4 b5 14. Rxc6 bxa4 15. Bxa4 Bb7 16. Bxd6 Bxc6 17. Bxc6 Bxd6 18. Bxa8 Ng4 19. Bc6 Bxh2+ 20. Kf1 Bc7 21. Nd4 h5 22. Qxa6 Qxb2 23. Qe2 Qb6 24. Ba4 Qa7 25. Bb3 Bb6 26. Qb2 Rd8 27. Nc6 Qa6+ 28. Qe2 Nh2+ 29. Ke1 Ba5+ 30. Nxa5 Qxa5+ 31. Rd2 Nf1 32. Kxf1 Rxd2 33. Qe3 Qb5+ 34. Kg1 Re2 35. Qd4 Re1+ 36. Kh2 Qg5 0-1

[Event "EU-ch20 corr"]
[Site "ICCF corr"]
[Date "1979.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Sorensen, Bent"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2451"]
[BlackElo "2465"]
[PlyCount "64"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "15"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qh5+ Qf7 9. Qxf7+ Kxf7 10. c4 Ne7 11. dxc5 Nd7 12. Bb2 Nxc5 13. cxd5 Nxd5 14. Ne2 Bd7 15. Nd4 Rac8 16. Bc4 Nb6 17. Ba2 Ke7 18. 0-0 Bc6 19. Bc3 Bd5 20. Nb5 Bxa2 21. Rxa2 a6 22. Nd6 Rc6 23. Bb4 Rb8 24. c4 Nc8 25. Rd2 b6 26. Rb1 Nxd6 27. Rxd6 Rbc8 28. Bxc5 Rxc5 29. f4 Rxc4 30. Rbxb6 Rc1+ 31. Kf2 R1c2+ 32. Kg1 Rc1+ 0-1

[Event "EU-chT2 corr7887"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Carlsson, Anders Ingvar"]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "45"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Nbd7 5. f4 h6 6. Bh4 Nh5 7. f5 Bg7 8. Bc4 c5 9. Bxf7+ Kxf7 10. fxg6+ Kxg6 11. Qg4+ Kh7 12. Qf5+ Kg8 13. Qxh5 Qf8 14. Nd5 Nf6 15. Bxf6 Bxf6 16. Ne2 Qf7 17. Nxf6+ exf6 18. Ng3 Qxh5 19. Nxh5 f5 20. 0-0 fxe4 21. Rf6 cxd4 22. Raf1 Kh7 23. Rxd6 1-0

[Event "EU-chT2 corr7887"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Korolev, Sergey Ivanovich"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "52"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. fxe5 dxe5 9. d5 Nd4 10. Nxe5 Nxd5 11. Nxd5 Bxe5 12. Bf4 Nc6 13. Qe1 Be6 14. Bxe5 Nxe5 15. Nf6+ Kg7 16. Qc3 Qd6 17. Rad1 Rad8 18. Be2 Qb6+ 19. Kh1 Rxd1 20. Rxd1 Kxf6 21. Rf1+ Kg7 22. Qxe5+ f6 23. Qc3 Qd6 24. Rd1 Qe5 25. Qxe5 fxe5 26. Kg1 Kf6 1/2-1/2

[Event "EU-chT2 corr7887"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Read, PJ."]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "41"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. h3 Nbd7 8. a4 e5 9. dxe5 dxe5 10. Be3 Qe7 11. Qd3 Nh5 12. Qc4 a5 13. Rfd1 Nf4 14. Bf1 Re8 15. g3 Ne6 16. Rd2 Ndc5 17. Rad1 b6 18. h4 Ba6 19. Qa2 Bxf1 20. Kxf1 Rad8 21. Qc4 1/2-1/2

[Event "EU-chT2 corr7887"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Ohlin, Jan"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "102"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. f4 0-0 7. Be2 b5 8. a3 Re8 9. Nf3 d5 10. Bxf6 exf6 11. exd5 cxd5 12. Nxb5 Nc6 13. 0-0 Bf5 14. b3 Rb8 15. Nc3 Be4 16. Bb5 Qc7 17. Ba4 Red8 18. Rae1 f5 19. Bxc6 Qxc6 20. Ne5 Qc7 21. Re3 Rbc8 22. Nxe4 dxe4 23. Re2 Bf8 24. Nc4 Rxd4 25. Qc1 Rcd8 26. Kh1 Bc5 27. Ne3 R4d7 28. Nc4 Rd5 29. Ree1 h5 30. h4 R8d7 31. Kh2 Qd8 32. Kh3 a6 33. Ne5 R7d6 34. Nc4 Re6 35. Re2 e3 36. Qe1 Rd4 37. g3 Qa8 38. Ne5 Rd8 39. Nc4 f6 40. Qa5 Ba7 41. Kh2 Rd7 42. Kh3 Qc6 43. Kh2 Qe4 44. Qe1 g5 45. Nb2 Rc6 46. Nc4 Re6 47. Kh3 Kh7 48. Qa1 Bb8 49. hxg5 fxg5 50. Qe1 gxf4 51. gxf4 Rg7 0-1

[Event "EU-chT1 fin 12 corr"]
[Site "ICCF corr"]
[Date "1978.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Rogers, Dennis John"]
[Result "1/2-1/2"]
[ECO "C12"]
[PlyCount "50"]
[EventDate "1978.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6 9. Bd3 Nxd2 10. Kxd2 c5 11. Qf4 cxd4 12. cxd4 Qa5+ 13. c3 Nd7 14. Ne2 b6 15. a4 Ba6 16. Qf3 Rc8 17. Rhb1 Bxd3 18. Qxd3 Rc4 19. Rb5 Qa6 20. Rb4 0-0 21. Rxc4 dxc4 22. Qb1 Rd8 23. Ke1 Nb8 24. Nf4 Qa5 25. Ne2 Nc6 1/2-1/2

[Event "NED-CAN corr"]
[Site "Netherlands"]
[Date "1978.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Siklos, Alex Sandor"]
[Result "1-0"]
[ECO "C95"]
[PlyCount "53"]
[EventDate "1978.??.??"]
[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 d6 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 d5 16. axb5 axb5 17. Rxa8 Qxa8 18. dxe5 Nxe5 19. Nxe5 Rxe5 20. Bf4 Re8 21. e5 Nd7 22. Qg4 Nc5 23. Nh5 Be7 24. e6 Ne4 25. exf7+ Kxf7 26. Bxc7 Bc5 27. Qf4+ 1-0

[Event "NED-CAN corr"]
[Site "Netherlands"]
[Date "1978.??.??"]
[Round "?"]
[White "Siklos, Alex Sandor"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "45"]
[EventDate "1978.??.??"]
[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. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d6 5. h3 h6 6. Bf4 c5 7. e3 Nc6 8. c3 b6 9. Bb5 Bb7 10. a4 a6 11. Bd3 0-0 12. 0-0 e5 13. Bh2 Re8 14. dxe5 dxe5 15. Be4 Nxe4 16. Nxe4 Qc7 17. Qd6 Qc8 18. Nf6+ Bxf6 19. Qxf6 Qd8 20. Qxd8 Raxd8 21. Rad1 Rxd1 22. Rxd1 f6 23. Kf1 1/2-1/2

[Event "EU-ch M corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Kollowa, Kurt"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "73"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 Nf6 9. Rd1 e5 10. Be3 0-0 11. b4 Bg4 12. a3 Qd7 13. h3 Bh5 14. Rac1 Rac8 15. Kh2 Bxf3 16. gxf3 Kh8 17. f4 a6 18. Rd2 Ne8 19. Nd5 Bd8 20. Rdc2 f5 21. Bxa6 exf4 22. Nxf4 fxe4 23. Qg4 Qxg4 24. hxg4 bxa6 25. Ne6 Rf6 26. Nxd8 Rxd8 27. Rxc6 d5 28. Bd4 Rxc6 29. Rxc6 Rd6 30. Rc8 Re6 31. a4 Kg8 32. b5 axb5 33. axb5 Kf7 34. Bc5 Nd6 35. b6 Nxc8 36. b7 Ne7 37. b8Q 1-0

[Event "FIN-NLD corr"]
[Site "Finland"]
[Date "1977.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Kotka, Reino"]
[Result "1/2-1/2"]
[ECO "C93"]
[PlyCount "78"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "FIN"]
[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 d6 8. c3 0-0 9. h3 h6 10. d4 Re8 11. Be3 Bf8 12. Nbd2 Bb7 13. Qb1 g6 14. a4 Bg7 15. d5 Na5 16. Bc2 c6 17. b4 Nc4 18. Nxc4 bxc4 19. dxc6 Bxc6 20. Nd2 d5 21. exd5 Nxd5 22. Nxc4 Nxc3 23. Qb3 Qd5 24. f3 e4 25. f4 Ne2+ 26. Rxe2 Bxa1 27. Rd2 Qh5 28. Nd6 Re6 29. Nxf7 Kxf7 30. Rd6 Rae8 31. Rxc6 Qe2 32. b5 axb5 33. axb5 g5 34. Bd1 Qe1+ 35. Kh2 gxf4 36. Bh5+ Kg7 37. Rxe6 Qg3+ 38. Kh1 Rxe6 39. Qxe6 Qxe3 1/2-1/2

[Event "EU-ch M corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Popescu, Paul"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "37"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 Nf6 9. Rd1 e5 10. Be3 0-0 11. b4 Nxb4 12. Nxe5 Qa5 13. Nf3 Bg4 14. Rac1 Nc6 15. Nd5 Nxe4 16. Bf4 Bf5 17. Nd4 Nxd4 18. Nxe7+ Kh8 19. Qxe4 1-0

[Event "EU-ch M corr"]
[Site "ICCF corr"]
[Date "1977.??.??"]
[Round "?"]
[White "Varlamov, Vyacheslav Vladimir"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "80"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be3 Bg4 10. Be2 f6 11. e6 f5 12. d5 Nb4 13. Bc4 c6 14. d6 Bxc3+ 15. bxc3 Nd5 16. Bxd5 cxd5 17. Qxd5 Qxd6 18. Qxd6 exd6 19. 0-0-0 f4 20. Bf2 Bxe6 21. Rxd6 Bxa2 22. Ne5 Ng7 23. c4 Nf5 24. Rd7 Rae8 25. Re1 Ne3 26. Bxe3 Rxe5 27. Rg7+ Kxg7 28. Bd4 Kh6 29. Rxe5 Bxc4 30. Re7 Rf7 31. Rxf7 Bxf7 32. Bxa7 Bd5 33. Bb8 Kg5 34. g3 f3 35. Kd2 Kg4 36. Ke1 Kh3 37. g4 Kg2 38. Ba7 b5 39. c3 g5 40. Be3 Be6 0-1

[Event "NED-BEL corr"]
[Site "Netherlands"]
[Date "1976.??.??"]
[Round "?"]
[White "Clement, Paul"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "44"]
[EventDate "1976.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be2 Bg4 10. d5 Bxf3 11. Bxf3 Nxe5 12. Bxh5 gxh5 13. Qxh5 e6 14. Bh6 Bxh6 15. Qxh6 exd5 16. 0-0-0 c6 17. Ne4 Ng4 18. Qf4 f5 19. Ng3 Qf6 20. Rhf1 Qh6 21. Qxh6 Nxh6 22. Rde1 Rae8 1/2-1/2

[Event "NED-Cup sf corr"]
[Site "Netherlands"]
[Date "1976.??.??"]
[Round "?"]
[White "De Ruiter, Tom"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "A89"]
[PlyCount "54"]
[EventDate "1976.??.??"]
[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 f5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Nc6 8. d5 Na5 9. Qd3 c5 10. Bd2 a6 11. Rac1 Bd7 12. b3 Rb8 13. e4 Ng4 14. Nh4 b5 15. exf5 bxc4 16. Qe2 gxf5 17. h3 Ne5 18. f4 Ng6 19. Nxg6 hxg6 20. bxc4 Rb2 21. Qd3 Qc8 22. Ra1 Nxc4 23. Bc1 Rb4 24. Re1 Re8 25. Bd2 Nxd2 26. Qxd2 Rd4 27. Qb2 Rd3 0-1

[Event "NED-Cup corr"]
[Site "Netherlands"]
[Date "1976.??.??"]
[Round "?"]
[White "Muysson, JMG"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "A67"]
[PlyCount "60"]
[EventDate "1976.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. Bd3 0-0 10. Nf3 Na6 11. 0-0 Rb8 12. a4 Nb4 13. Be2 Nf6 14. h3 Re8 15. Nd2 b6 16. Re1 Ba6 17. Bxa6 Nxa6 18. Nc4 Nb4 19. g4 a6 20. g5 Nh5 21. Na2 Qc7 22. f5 Bd4+ 23. Kg2 Nxa2 24. Rxa2 b5 25. axb5 axb5 26. Na5 Ra8 27. Bd2 b4 28. Qa4 gxf5 29. exf5 Rxe1 30. Bxe1 Qe7 0-1

[Event "NED-BEL corr"]
[Site "Netherlands"]
[Date "1976.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Clement, Paul"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "51"]
[EventDate "1976.??.??"]
[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. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 Nf6 9. Rd1 e5 10. Be3 Bg4 11. h3 Bxf3 12. Qxf3 0-0 13. a3 a6 14. Rac1 Rc8 15. Ba2 b5 16. b4 g6 17. g4 Ne8 18. Nd5 Ng7 19. Rc3 Ne6 20. Qg2 Ned4 21. f4 Bf6 22. g5 Bg7 23. f5 gxf5 24. Rdc1 fxe4 25. Nf6+ Kh8 26. Qxe4 1-0

[Event "NED corr"]
[Site "Netherlands"]
[Date "1975.??.??"]
[Round "?"]
[White "Coenradie"]
[Black "Roos, Piet"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "62"]
[EventDate "1975.??.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. h4 Nbd7 6. Be3 c5 7. h5 0-0 8. d5 Qb6 9. b3 Qb4 10. Bd2 Nxe4 11. Nxe4 Qxe4 12. f3 Qxd5 13. c4 Qc6 14. hxg6 fxg6 15. Rc1 Ne5 16. Bc3 Bf5 17. Bxe5 Bxe5 18. Bd3 e6 19. Bxf5 Rxf5 20. Rh3 Bf4 21. Rc2 d5 22. Ne2 Be3 23. Ng3 Re5 24. Re2 b5 25. Nf1 Bd4 26. Rxe5 Bxe5 27. Qe2 Bc3+ 28. Kf2 bxc4 29. bxc4 Rb8 30. cxd5 Qxd5 31. Qe3 Bd4 0-1

[Event "NED-ch06 corr7577"]
[Site "Netherlands"]
[Date "1975.??.??"]
[Round "?"]
[White "Kolenbrander, Joop N"]
[Black "Roos, Piet"]
[Result "1/2-1/2"]
[ECO "A75"]
[PlyCount "40"]
[EventDate "1975.??.??"]
[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. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 0-0 9. 0-0 a6 10. a4 Bg4 11. Bf4 Bxf3 12. Bxf3 Ne8 13. a5 Nd7 14. Be2 Qc7 15. Qd2 Nef6 16. f3 Rfb8 17. Na4 b5 18. axb6 Nxb6 19. Rfb1 Nfd7 20. Be3 Nxa4 1/2-1/2

[Event "NED-Cup corr"]
[Site "Netherlands"]
[Date "1975.??.??"]
[Round "?"]
[White "Notten, AM."]
[Black "Roos, Piet"]
[Result "1-0"]
[ECO "A22"]
[PlyCount "33"]
[EventDate "1975.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Qb3 Nc6 6. Bxc6 Bxc3 7. Bg2 Ba5 8. Nf3 d6 9. 0-0 Bb6 10. d3 Nd7 11. Qc2 Qe7 12. Bd2 f5 13. b4 a5 14. a3 e4 15. dxe4 fxe4 16. Ng5 Rxf2 17. c5 1-0

[Event "BEL corr"]
[Site "Belgium"]
[Date "1975.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Auwerda, CP."]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "54"]
[EventDate "1975.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "BEL"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Nf3 d6 6. cxd4 Nc6 7. Nc3 dxe5 8. dxe5 Nxc3 9. Qxd8+ Nxd8 10. bxc3 e6 11. Be3 Nc6 12. Bb5 Bd7 13. a4 Be7 14. Ke2 0-0 15. Rhb1 Rfc8 16. a5 Rc7 17. Ra2 Kf8 18. Bd3 Kg8 19. Be4 a6 20. Bb6 Rcc8 21. Nd2 Rab8 22. Nc4 Nb4 23. cxb4 Rxc4 24. f3 Rxb4 25. Rxb4 Bxb4 26. Rc2 Rc8 27. Rxc8+ Bxc8 1/2-1/2

[Event "NED-ch06 corr7577"]
[Site "Netherlands"]
[Date "1975.??.??"]
[Round "?"]
[White "Roos, Piet"]
[Black "Boom, Wim H"]
[Result "1-0"]
[ECO "C19"]
[PlyCount "53"]
[EventDate "1975.??.??"]
[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. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Nbc6 8. Nf3 Qa5 9. Bd2 Bd7 10. Be2 c4 11. Ng5 0-0 12. 0-0 f6 13. exf6 Rxf6 14. Bg4 h6 15. Nh3 Qc7 16. f4 Raf8 17. Qe2 Nf5 18. Nf2 Nce7 19. Bc1 Re8 20. Ba3 Qxf4 21. Bh5 Rff8 22. Bxe8 Rxe8 23. Ng4 Qc7 24. Ne5 Nc6 25. Nxc6 Bxc6 26. Qh5 Kh7 27. g4 1-0

