[Event "Verbandsliga Suedbaden 1819"]
[Site "Baden"]
[Date "2019.05.05"]
[Round "9.6"]
[White "Siemon, Walter"]
[Black "Ritsema, Ronald JE"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2023"]
[BlackElo "2031"]
[PlyCount "63"]
[EventDate "2018.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden IV"]
[BlackTeam "Oetigheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Be7 5. Nc3 0-0 6. Qc2 Nbd7 7. Bd3 dxc4 8. Bxc4 c5 9. dxc5 Nxc5 10. 0-0 a6 11. b4 Ncd7 12. Qb3 b5 13. Be2 Bb7 14. Bb2 Qb6 15. a3 Rac8 16. Rac1 Rfd8 17. Rfd1 Bd6 18. h3 h6 19. Rd2 Ne5 20. Nxe5 Bxe5 21. Rxd8+ Rxd8 22. Bf1 Bb8 23. Ne2 Qd6 24. f4 Qd2 25. Bd4 Bd5 26. Qc3 Ne4 27. Qxd2 Nxd2 28. Bb6 Re8 29. Rc3 Bc4 30. Ng3 g5 31. Bxc4 Nxc4 32. Ne2 0-1

[Event "Verbandsliga Suedbaden 1819"]
[Site "Baden"]
[Date "2019.01.13"]
[Round "4.7"]
[White "Holstein, Frank"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "A00"]
[BlackElo "2032"]
[PlyCount "84"]
[EventDate "2018.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Zaehringen"]
[BlackTeam "Oetigheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. a3 Nbd7 6. c4 Bd6 7. Nc3 c6 8. Be2 h6 9. 0-0 0-0 10. Rc1 Qe7 11. c5 Bc7 12. Nd4 Bg6 13. f4 e5 14. fxe5 Qxe5 15. Rf4 Qe7 16. Rf2 a6 17. Nf5 Qe5 18. g4 Rfe8 19. Nb5 Qxb2 20. Nxc7 Ne4 21. Rg2 Qxa3 22. Nxa8 Rxa8 23. Rb1 Re8 24. Bf1 Ne5 25. Rb3 Qa4 26. Nd4 Ng5 27. d3 Nef3+ 28. Kf2 Nxd4 29. exd4 Qa2+ 30. Kg3 Re3+ 31. Kf4 Rf3+ 32. Qxf3 Qxb3 33. Qe2 Qxb4 34. Qb2 Qe1 35. Be2 Qh4 36. Qxb7 Ne6+ 37. Ke3 Qg5+ 38. Kf2 Qf4+ 39. Kg1 Qe3+ 40. Rf2 Nxd4 41. Bf1 Nf3+ 42. Kg2 Ne1+ 1/2-1/2

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2018.06.22"]
[Round "1"]
[White "Ten Hertog, Hugo"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2453"]
[BlackElo "2052"]
[PlyCount "83"]
[EventDate "2018.06.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 Be7 5. Bb2 0-0 6. Qc2 b6 7. g4 Bb7 8. Be2 c5 9. g5 Ne8 10. h4 Nc6 11. a3 d4 12. Bd3 Ne5 13. Bxh7+ Kh8 14. Nxe5 Bxh1 15. Be4 Bxe4 16. Qxe4 Nd6 17. Qf3 Nf5 18. e4 Nd6 19. d3 g6 20. Bc1 Kg7 21. Ng4 Rh8 22. Qg3 Rh5 23. Bf4 Ne8 24. Nd2 a5 25. a4 Ra7 26. Ke2 Bd6 27. e5 Be7 28. Nf6 Bxf6 29. exf6+ Kg8 30. Ne4 Qd7 31. Be5 Qc6 32. Rh1 Rd7 33. Rh3 Qa8 34. Qh2 Qc6 35. Ng3 Nd6 36. Nxh5 gxh5 37. Bxd6 Qxd6 38. Qxd6 Rxd6 39. Kf3 Kh7 40. Ke4 Kg6 41. f4 Rd7 42. Rf3 1-0

[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.12"]
[Round "9"]
[White "Lammens, Tim"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2304"]
[BlackElo "2058"]
[PlyCount "57"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. b3 Nbd7 7. Bb2 c6 8. Nbd2 Qc7 9. e4 e5 10. dxe5 dxe5 11. Re1 Re8 12. Nc4 Bf8 13. a4 b6 14. Qd2 a5 15. Rad1 Bb4 16. Qg5 Bxe1 17. Rxe1 b5 18. Ncxe5 h6 19. Qh4 Nh5 20. Ng4 Qd8 21. Nxh6+ Kf8 22. Qxd8 Rxd8 23. Ng5 Nc5 24. Nhxf7 Rd2 25. Ne5 Rxc2 26. Nxg6+ Ke8 27. Bh8 Ne6 28. Nxe6 Bxe6 29. f3 1-0

[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.11"]
[Round "8"]
[White "Beukema, Christiaan"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1767"]
[BlackElo "2058"]
[PlyCount "53"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bd3 c5 6. Nf3 Nc6 7. dxc5 Bxc5 8. 0-0 0-0 9. c3 h6 10. Qe2 b6 11. Bf4 Qe7 12. Ne5 Bb7 13. Rd1 Rfd8 14. Nd2 Nd5 15. Bg3 Nxe5 16. Bxe5 Bd6 17. Bxd6 Rxd6 18. Nc4 Nf4 19. Qc2 Qg5 20. g3 Rxd3 21. Rxd3 Nxd3 22. Qxd3 Rd8 23. Nd6 Bd5 24. Ne4 Bxe4 25. Qxe4 Qb5 26. b3 Qc5 27. Qc2 1/2-1/2

[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Ritsema, Ronald JE"]
[Black "Reichardt, Gert"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2058"]
[BlackElo "1928"]
[PlyCount "61"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. e3 Be7 8. Qe2 0-0 9. Qxc4 Bd7 10. Rd1 b5 11. Qe2 Rb8 12. e4 Na5 13. b3 Re8 14. Bb2 Bc6 15. Nbd2 Ba8 16. Rac1 Bb4 17. a3 Bxd2 18. Nxd2 Nc6 19. e5 Nd5 20. Rc5 Nce7 21. Rdc1 Rb6 22. Be4 Rc6 23. Nf3 Rxc5 24. Rxc5 Nb6 25. Bxa8 Nxa8 26. Qc2 Nd5 27. Bc1 Nab6 28. Bd2 Nd7 29. Rc6 Nb8 30. Rc5 Nd7 31. Rc6 1/2-1/2

[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.08"]
[Round "5"]
[White "Ritsema, Ronald JE"]
[Black "Van Foreest, Lucas"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "2058"]
[BlackElo "2467"]
[PlyCount "104"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Bd6 5. b3 f5 6. Bd3 Nf6 7. 0-0 Qe7 8. Bb2 0-0 9. Nbd2 b6 10. Qc2 Bb7 11. Rac1 Ne4 12. Ne5 Na6 13. Qd1 Nb4 14. Bb1 Bxe5 15. dxe5 Nxd2 16. Qxd2 dxc4 17. bxc4 c5 18. f4 Rad8 19. Qe2 Be4 20. Bc3 Bxb1 21. Rxb1 Nc6 22. Rfd1 Rxd1+ 23. Rxd1 Rd8 24. h3 g6 25. Qc2 Kf7 26. Kf2 Qh4+ 27. Kf1 Qe7 28. Kf2 Ke8 29. Qa4 Rxd1 30. Qxd1 Qb7 31. a4 Ne7 32. Be1 Qe4 33. Qb3 g5 34. Bd2 gxf4 35. exf4 Nc6 36. Qf3 Qd4+ 37. Be3 Qb2+ 38. Kg3 Kd7 39. Qd1+ Nd4 40. Qd3 Kc6 41. Kh4 Kd7 42. Kg3 Ke8 43. Kh4 Nc6 44. a5 Qxg2 45. axb6 Ne7 46. Bc1 axb6 47. Qe3 Kf7 48. Bd2 Kg7 49. Kh5 Kf7 50. Kh4 Kg6 51. Qg3+ Qxg3+ 52. Kxg3 Nc6 0-1

[Event "Vlissingen HZ op 21st"]
[Site "Vlissingen"]
[Date "2017.08.06"]
[Round "2"]
[White "Ritsema, Ronald JE"]
[Black "Vedder, Henk"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "2058"]
[BlackElo "2340"]
[PlyCount "184"]
[EventDate "2017.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Bg4 4. g3 c6 5. Bg2 Nbd7 6. Nc3 Qa5 7. h3 Bxf3 8. Bxf3 Nb6 9. Qd3 Qa6 10. b3 d5 11. e3 dxc4 12. Qe2 e6 13. 0-0 Bb4 14. Bd2 0-0 15. Ne4 Qa5 16. Bxb4 Qxb4 17. Nc5 cxb3 18. axb3 Nbd7 19. Ra4 Qb6 20. b4 e5 21. Bg4 Nxc5 22. bxc5 Qc7 23. Rfa1 exd4 24. exd4 Rfe8 25. Qb2 Nxg4 26. hxg4 a6 27. Rb4 Re7 28. Rb1 Ra7 29. Rb6 Qd7 30. Ra1 h6 31. Rb4 Ra8 32. Rb1 Rae8 33. Qb3 Qxg4 34. Qc3 Qf5 35. Kg2 Re2 36. Qf3 Qxf3+ 37. Kxf3 Rd2 38. Rxb7 Rxd4 39. Rc7 Rd3+ 40. Kg2 Rd2 41. Rbb7 Re6 42. Rxf7 Rg6 43. Rfc7 Rc2 44. Ra7 Rxc5 45. Rxa6 Rc2 46. Ra8+ Kh7 47. Rf8 h5 48. Kh3 Rc5 49. Kh4 Rc1 50. Kh3 Rc4 51. Rf5 Kh6 52. Rf8 Rf6 53. Rg8 Rg4 54. f4 Kh7 55. Rgc8 Rfg6 56. Rxc6 Rxg3+ 57. Kh2 Rg2+ 58. Kh3 R6g3+ 59. Kh4 Rg4+ 60. Kh3 R2g3+ 61. Kh2 Rf3 62. Rc5 Rh4+ 63. Kg2 Rfxf4 64. Kg3 Rfg4+ 65. Kf3 Rh3+ 66. Kf2 g6 67. Rb8 Rh2+ 68. Kf3 Rh3+ 69. Kf2 Rf4+ 70. Kg2 Rhf3 71. Rcc8 Kh6 72. Rc2 Kg5 73. Rb5+ Kh4 74. Ra2 g5 75. Rc5 Rg3+ 76. Kh2 Rh3+ 77. Kg1 Rg4+ 78. Rg2 Rxg2+ 79. Kxg2 Ra3 80. Rc2 g4 81. Rb2 Ra5 82. Rc2 Kg5 83. Rb2 h4 84. Rc2 h3+ 85. Kg1 g3 86. Rc1 Ra3 87. Rb1 Kf4 88. Rf1+ Ke3 89. Rb1 Rc3 90. Rd1 Ke2 91. Ra1 Rd3 92. Ra4 Rd1# 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2017.06.23"]
[Round "1"]
[White "Ten Hertog, Hugo"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2457"]
[BlackElo "2051"]
[PlyCount "77"]
[EventDate "2017.06.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. d3 d5 5. cxd5 Nxd5 6. Nd2 Be7 7. Ngf3 f6 8. g3 0-0 9. Bg2 Be6 10. 0-0 Qd7 11. a3 a5 12. Rc1 Rfd8 13. Qc2 Rac8 14. Rfd1 Qe8 15. Qb1 Qf8 16. Qa1 Bc5 17. Rc2 Ba7 18. Rdc1 Nde7 19. Qb1 Nf5 20. Bh3 Qf7 21. Ne4 Qh5 22. Bg2 Bxb3 23. Rxc6 bxc6 24. Bxe5 Bd5 25. Bxf6 Re8 26. Bc3 Rb8 27. Qa1 Nd6 28. Bxg7 Bxe4 29. dxe4 Nxe4 30. Bd4 c5 31. Bh8 Re7 32. Ne5 Qxe2 33. Nc6 Rf7 34. Re1 Qxf2+ 35. Kh1 Rb2 36. Bxb2 Nxg3+ 37. hxg3 Qxg3 38. Re8+ Rf8 39. Bd5# 1-0

[Event "NED 50 YEARS-A email"]
[Site "ICCF email"]
[Date "2016.11.19"]
[Round "?"]
[White "Haugen, Arild"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2439"]
[BlackElo "2429"]
[PlyCount "60"]
[EventDate "2016.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 0-0 8. Bd3 f5 9. exf6 Rxf6 10. Bg5 Rf7 11. Qh5 g6 12. Qd1 Qa5 13. Bd2 Nd7 14. Nf3 c4 15. Be2 Nc6 16. Ng5 Re7 17. f4 Nf6 18. 0-0 Bd7 19. a4 h6 20. Nh3 Rf7 21. Bf3 Ne7 22. Qe1 Nf5 23. g4 Nd6 24. Nf2 Bc6 25. g5 Nfe4 26. Ng4 h5 27. Nh6+ Kg7 28. Nxf7 Kxf7 29. Qe2 Kg7 30. Rfb1 Rf8 1/2-1/2

[Event "NED 50 YEARS-A email"]
[Site "ICCF email"]
[Date "2016.11.19"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Johnston, Allan J"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2429"]
[BlackElo "2404"]
[PlyCount "34"]
[EventDate "2016.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Bxc4 Nc6 6. 0-0 Be6 7. Bxe6 fxe6 8. Qb3 Qd7 9. Qxb7 Rb8 10. Qa6 Nf6 11. Nbd2 Bd6 12. a3 0-0 13. b4 Ng4 14. g3 e5 15. Ne1 Rf7 16. Nb3 Rbf8 17. Qc4 Nf6 1/2-1/2

[Event "olm20 final email"]
[Site "ICCF email"]
[Date "2016.09.01"]
[Round "?.6"]
[White "Petkov, Stoyan"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2389"]
[BlackElo "2427"]
[PlyCount "49"]
[EventDate "2016.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Bulgaria"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "NED"]

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. b4 Nh5 10. Re1 f5 11. Ng5 Nf6 12. f3 Kh8 13. Rb1 h6 14. Ne6 Bxe6 15. dxe6 fxe4 16. fxe4 Nc6 17. Nd5 Ng8 18. Bd3 Nd4 19. Qg4 g5 20. c5 c6 21. e7 Nxe7 22. Bxg5 hxg5 23. Nxe7 Qxe7 24. Qh3+ Kg8 25. Bc4+ 1/2-1/2

[Event "olm20 final email"]
[Site "ICCF email"]
[Date "2016.09.01"]
[Round "?.6"]
[White "Rada, Hannes"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E74"]
[WhiteElo "2406"]
[BlackElo "2427"]
[PlyCount "55"]
[EventDate "2016.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Austria"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 0-0 6. Bg5 c5 7. d5 h6 8. Bf4 e6 9. dxe6 Bxe6 10. Bxd6 Re8 11. e5 Nfd7 12. f4 g5 13. Nf3 gxf4 14. Qc2 Nc6 15. 0-0-0 Qc8 16. Rhf1 Ndxe5 17. Nxe5 Nxe5 18. Rxf4 Ng6 19. Rff1 Bg4 20. h3 Bxe2 21. Nxe2 Qe6 22. Ng3 Ne5 23. Bxe5 Bxe5 24. Nf5 Rad8 25. Kb1 Bg7 26. Rxd8 Rxd8 27. a3 b6 28. g4 1/2-1/2

[Event "olm20 final email"]
[Site "ICCF email"]
[Date "2016.09.01"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Babic, Darko"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2427"]
[BlackElo "2463"]
[PlyCount "53"]
[EventDate "2016.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Slovenia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SLO"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 Nbd7 6. Bb2 Bd6 7. Bd3 0-0 8. 0-0 b6 9. Nc3 Bb7 10. Qc2 Re8 11. Rad1 Qc7 12. Rfe1 h6 13. h3 Rad8 14. e4 dxc4 15. Bxc4 e5 16. d5 a6 17. dxc6 Qxc6 18. Qb1 b5 19. Bd5 Nxd5 20. Nxd5 Bb8 21. Nh4 Qe6 22. Nf5 Nf6 23. Nxf6+ Qxf6 24. Ba3 Rxd1 25. Rxd1 Kh7 26. Qd3 Qc6 27. f3 1/2-1/2

[Event "olm20 final email"]
[Site "ICCF email"]
[Date "2016.09.01"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Bar Ziv, Itzhak"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2427"]
[BlackElo "2249"]
[PlyCount "45"]
[EventDate "2016.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Israel"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ISR"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Qd7 8. Qb3 0-0 9. Be3 c5 10. Nf3 Nc6 11. Rd1 cxd4 12. cxd4 Qd6 13. Be2 Bg4 14. d5 Na5 15. Qa4 Bxf3 16. gxf3 Bc3+ 17. Kf1 a6 18. f4 b5 19. Qc2 Rac8 20. Bg4 Rc4 21. Be2 Rcc8 22. Bg4 Rc4 23. Be2 1/2-1/2

[Event "olm20 final email"]
[Site "ICCF email"]
[Date "2016.09.01"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Lebedev, Valery Ivanovich"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2427"]
[BlackElo "2491"]
[PlyCount "81"]
[EventDate "2016.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Russia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 Nh5 8. g3 f5 9. exf5 gxf5 10. Nh4 Nf4 11. Bd2 Bd7 12. gxf4 Qxh4 13. fxe5 Bxe5 14. Rg1+ Kh8 15. Bg5 Qd4 16. Qh5 Bf4 17. Bxf4 Qxf4 18. Ne2 Qe5 19. 0-0-0 Na6 20. Qh4 Rg8 21. Rxg8+ Rxg8 22. Rd3 Qe4 23. Qf6+ Rg7 24. Rg3 Qe7 25. Qd4 Nc5 26. Re3 Qg5 27. b4 Ne4 28. Kb2 b6 29. Ra3 Qd2+ 30. Qxd2 Nxd2 31. Nf4 Nxf1 32. Rxa7 Nd2 33. Nh5 Rg6 34. Ra8+ Rg8 35. Rxg8+ Kxg8 36. Nf6+ Kf7 37. Nxd7 Nxc4+ 38. Kc3 b5 39. a4 Ke7 40. axb5 Nb6 41. Nxb6 1/2-1/2

[Event "olm20 final email"]
[Site "ICCF email"]
[Date "2016.09.01"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Tonisson, Priit"]
[Result "1/2-1/2"]
[ECO "E00"]
[WhiteElo "2427"]
[BlackElo "2401"]
[PlyCount "70"]
[EventDate "2016.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Estonia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "EST"]

1. d4 e6 2. c4 Nf6 3. g3 Bb4+ 4. Bd2 c5 5. Bxb4 cxb4 6. Bg2 0-0 7. e4 d6 8. Ne2 Nc6 9. a3 Qb6 10. 0-0 Bd7 11. axb4 Qxb4 12. b3 e5 13. dxe5 dxe5 14. Nbc3 Qc5 15. Nd5 Bg4 16. Kh1 Nb4 17. h3 Nfxd5 18. exd5 Bf5 19. Qd2 a5 20. Nc3 Bc2 21. Na4 Qd4 22. Qxd4 exd4 23. d6 Bxb3 24. Nb6 Ra6 25. c5 Nc6 26. Na4 Bc2 27. Ra3 d3 28. Be4 b5 29. cxb6 Bxa4 30. Rxa4 Rxb6 31. Rd1 Rd8 32. Bxd3 g6 33. Be4 Kg7 34. Bxc6 Rxc6 35. Rxa5 Rcxd6 1/2-1/2

[Event "Vlissingen HZ op 20th"]
[Site "Vlissingen"]
[Date "2016.08.13"]
[Round "9"]
[White "Woudsma, Martijn"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2191"]
[BlackElo "2059"]
[PlyCount "128"]
[EventDate "2016.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Rb1 c4 9. Qc1 Nc6 10. Nh3 b6 11. Nf4 g6 12. h4 h5 13. Nh3 Rh7 14. Be2 Bd7 15. Bg5 Nce7 16. 0-0 Qa5 17. Qd2 Ba4 18. Rb4 b5 19. Bd1 a6 20. f3 Qb6 21. Qf4 Qc7 22. g4 Qd7 23. Qe3 Qc7 24. Kg2 Qd7 25. Rb2 Qc7 26. Bf6 Nxf6 27. exf6 Nc6 28. Ng5 Rh8 29. Nxe6 fxe6 30. Qxe6+ Kf8 31. g5 Rd8 32. Re1 Qd7 33. f4 Rh7 34. f5 gxf5 35. g6 Qxe6 36. Rxe6 Rh6 37. Rxc6 Rxg6+ 38. Kf2 Rh6 39. Rxa6 Kf7 40. Bf3 Rxf6 41. Bxh5+ Kg7 42. Ra7+ Kh6 43. Bf3 f4 44. Re7 Kg6 45. Rb1 Kh6 46. Rc1 Kg6 47. Rg1+ Kh6 48. Bd1 Rg6 49. Rxg6+ Kxg6 50. Re5 Kf6 51. h5 Rd7 52. Bg4 Rd8 53. Bf5 Rh8 54. Bg6 Rd8 55. Kf3 b4 56. axb4 Bc6 57. Kxf4 Rg8 58. Rf5+ Ke7 59. Kg5 Rh8 60. Rf7+ Kd6 61. Kf6 Rg8 62. h6 Be8 63. h7 Rh8 64. Kg7 Bxf7 1-0

[Event "Vlissingen HZ op 20th"]
[Site "Vlissingen"]
[Date "2016.08.11"]
[Round "7"]
[White "Praveen Kumar, Chandrasekar"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2242"]
[BlackElo "2059"]
[PlyCount "189"]
[EventDate "2016.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. c4 Nd7 4. Nc3 e5 5. d5 Ngf6 6. e4 Nc5 7. Qc2 a5 8. Be2 Be7 9. 0-0 0-0 10. Be3 Nfd7 11. Nd2 Bxe2 12. Nxe2 Bg5 13. Bxg5 Qxg5 14. b3 f5 15. exf5 Rxf5 16. a3 Raf8 17. Ng3 Rf4 18. b4 axb4 19. axb4 Na6 20. Nde4 Qg6 21. f3 h5 22. Qc3 Nf6 23. Nxf6+ R4xf6 24. Ne4 Rf4 25. c5 Nb8 26. cxd6 cxd6 27. Qc7 R4f7 28. Qxd6 Qxd6 29. Nxd6 Rd7 30. Ne4 Rxd5 31. Ra5 Rxa5 32. bxa5 Nc6 33. Rb1 Nxa5 34. Rb5 Nc6 35. Rxb7 Nd8 36. Re7 Nf7 37. Re6 Ra8 38. h4 Ra7 39. Kh2 Kh7 40. Kh3 g6 41. Re8 Kg7 42. Kg3 Rb7 43. Kf2 Rb2+ 44. Kf1 Rb1+ 45. Kf2 Rb2+ 46. Kg3 Rb7 47. Re6 Ra7 48. Kh3 Rb7 49. Ng5 Nxg5+ 50. hxg5 Ra7 51. Rxe5 Rb7 52. Kg3 Ra7 53. f4 Ra3+ 54. Kf2 Ra2+ 55. Kf3 Ra3+ 56. Re3 Ra7 57. g3 Rb7 58. Rd3 Re7 59. Rd5 Ra7 60. Ke4 Re7+ 61. Re5 Rd7 62. Rd5 Re7+ 63. Kd4 Kf7 64. Rd6 Ra7 65. Rf6+ Kg7 66. Rc6 Kf7 67. Kd5 Re7 68. Rf6+ Kg7 69. Re6 Ra7 70. Rc6 Rf7 71. Rc4 Re7 72. Kd6 Kf7 73. Rc7 Rxc7 74. Kxc7 Ke7 75. Kc8 Ke8 76. Kc7 Ke7 77. Kc6 Ke6 78. Kc5 Kf5 79. Kd5 Kg4 80. Ke6 Kxg3 81. f5 h4 82. fxg6 h3 83. g7 h2 84. g8Q h1Q 85. Qb8+ Kg4 86. g6 Qe4+ 87. Kf6 Qc6+ 88. Kg7 Qd7+ 89. Kh8 Kg5 90. Qg3+ Kh6 91. g7 Qd4 92. Qh3+ Kg6 93. Qg2+ Kh6 94. Qh2+ Kg6 95. Qg1+ 1-0

[Event "Vlissingen HZ op 20th"]
[Site "Vlissingen"]
[Date "2016.08.09"]
[Round "5"]
[White "Vedder, Richard"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2268"]
[BlackElo "2059"]
[PlyCount "89"]
[EventDate "2016.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. b3 e5 2. c4 d6 3. Bb2 Nf6 4. e3 g6 5. Ne2 Bg7 6. d4 Nbd7 7. g3 0-0 8. Bg2 Re8 9. 0-0 c6 10. Nbc3 Qa5 11. a3 Nf8 12. b4 Qc7 13. d5 cxd5 14. cxd5 Bd7 15. Rc1 Rec8 16. a4 Qb6 17. Ba3 Ne8 18. Qb3 f5 19. Rfd1 h5 20. h4 a6 21. a5 Qa7 22. Na4 Rxc1 23. Bxc1 Bxa4 24. Qxa4 Rc8 25. e4 b5 26. axb6 Qxb6 27. exf5 gxf5 28. Bh3 Rb8 29. Bxf5 Qxb4 30. Qxa6 Nc7 31. Qd3 Rb5 32. Qf3 Qa4 33. Nc3 e4 34. Nxe4 Nxd5 35. Rxd5 Rxd5 36. Nf6+ Bxf6 37. Qxd5+ Kg7 38. Qxd6 Qa1 39. Qc7+ Kg8 40. Kh2 Qa2 41. Be3 Qd5 42. Qc5 Qf3 43. Bh3 Bg7 44. Bg2 Qg4 45. Qd5+ 1-0

[Event "Vlissingen HZ op 20th"]
[Site "Vlissingen"]
[Date "2016.08.08"]
[Round "4"]
[White "Ritsema, Ronald JE"]
[Black "Vos, Tjark"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2059"]
[BlackElo "2223"]
[PlyCount "62"]
[EventDate "2016.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Bd6 6. Bg2 0-0 7. 0-0 Nbd7 8. Qc2 c6 9. b3 e5 10. dxe5 Nxe5 11. Bc3 Nxf3+ 12. Bxf3 dxc4 13. bxc4 Qe7 14. Nd2 Re8 15. Rab1 Be5 16. Rb3 Bxc3 17. Rxc3 Bh3 18. Rb1 Rad8 19. Rcb3 Qd6 20. Nf1 Qc5 21. Ne3 Bc8 22. Rd1 Rxd1+ 23. Qxd1 Nd7 24. Bg4 Nb6 25. Bxc8 Rxc8 26. Rd3 g6 27. Rd8+ Rxd8 28. Qxd8+ Qf8 29. Qd4 Qg7 30. Qd8+ Qf8 31. Qd4 Qg7 1/2-1/2

[Event "Vlissingen HZ op 20th"]
[Site "Vlissingen"]
[Date "2016.08.07"]
[Round "2"]
[White "Ritsema, Ronald JE"]
[Black "Perske, Thore"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2059"]
[BlackElo "2377"]
[PlyCount "42"]
[EventDate "2016.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. b3 g6 7. Bb2 Bg7 8. g3 0-0 9. Bg2 Re8 10. Nh3 d5 11. cxd5 Bxh3 12. Bxh3 Nxd5 13. Nxd5 Bxb2 14. Qxb2 Qxd5 15. 0-0 Nd4 16. Rfd1 Rad8 17. Bf1 Qe5 18. Qc1 Re6 19. Qf4 Nxe2+ 20. Bxe2 Rxd1+ 21. Rxd1 Qxf4 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2016.06.17"]
[Round "1"]
[White "Pruijssers, Roeland"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2465"]
[BlackElo "2045"]
[PlyCount "55"]
[EventDate "2016.06.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Qc7 7. 0-0 f6 8. Re1 0-0-0 9. Bf4 h6 10. h3 g5 11. Bh2 f5 12. dxc5 Bxc5 13. b4 Bf8 14. Na3 Kb8 15. Nb5 Qb6 16. a4 Rc8 17. Qb3 Bg7 18. a5 Qd8 19. Nd6 Nge7 20. Nf7 Qf8 21. Nxh8 Qxh8 22. b5 Nxe5 23. Qb4 f4 24. Qd6+ Ka8 25. Nxe5 Bxe5 26. Qxd7 Bxc3 27. a6 Rb8 28. Qxe7 1-0

[Event "NED-NOR email"]
[Site "ICCF email"]
[Date "2016.01.18"]
[Round "?.2"]
[White "Forrisdahl, Ole Kristian"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2456"]
[BlackElo "2420"]
[PlyCount "36"]
[EventDate "2016.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Norway"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "NOR"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Bf1 Be7 13. Qf3 0-0 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Rad1 Qc7 17. c4 Bd7 18. g3 Rfd8 1/2-1/2

[Event "NED-NOR email"]
[Site "ICCF email"]
[Date "2016.01.18"]
[Round "?.2"]
[White "Ritsema, Ronald JE"]
[Black "Forrisdahl, Ole Kristian"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2420"]
[BlackElo "2456"]
[PlyCount "32"]
[EventDate "2016.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Norway"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NOR"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nf3 Bg7 8. Bg2 0-0 9. 0-0 Re8 10. Bf4 Na6 11. Re1 Bg4 12. h3 Bxf3 13. Bxf3 Nd7 14. Ne4 Ne5 15. Bg2 Nc7 16. a4 Rb8 1/2-1/2

[Event "CZE-EUR email"]
[Site "ICCF email"]
[Date "2015.12.31"]
[Round "?.12"]
[White "Bures, Jilji"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2436"]
[BlackElo "2428"]
[PlyCount "46"]
[EventDate "2015.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "2"]
[EventCountry "CZE"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Czech Republic"]
[BlackTeam "Rest of Europe"]
[WhiteTeamCountry "CZE"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. Nh3 Nc6 10. Nf4 Nge7 11. Nh5 Rg8 12. g3 Bd7 13. Bh3 0-0-0 14. 0-0 b6 15. Qd1 Kb8 16. Ra2 h6 17. Qe2 Rdf8 18. Re1 Bc8 19. f4 Ka8 20. Qf3 Rd8 21. Rf1 g6 22. Nf6 Rh8 23. Qg4 h5 1/2-1/2

[Event "NED-CFRochade email"]
[Site "ICCF email"]
[Date "2015.12.01"]
[Round "?.2"]
[White "Burgarth, Ulrich"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2455"]
[BlackElo "2428"]
[PlyCount "87"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Chessfriends Rochade 5171"]
[BlackTeam "Netherlands"]
[BlackTeamCountry "NED"]

1. c4 d6 2. d4 e5 3. e3 Nd7 4. Be2 g6 5. Nf3 Bg7 6. Nc3 Ne7 7. 0-0 0-0 8. Re1 Re8 9. d5 a5 10. e4 f5 11. Bg5 h6 12. Be3 Kh7 13. Bd3 f4 14. Bd2 Nc5 15. Bc2 g5 16. h3 Ng6 17. Nh2 Nh4 18. Na4 Nd7 19. Rc1 Rg8 20. Bd3 Nf6 21. c5 Bf8 22. Kh1 g4 23. g3 Nf3 24. Nxf3 gxf3 25. Bf1 Bd7 26. c6 fxg3 27. Qxf3 bxc6 28. dxc6 Be6 29. fxg3 Be7 30. Nc3 Qf8 31. g4 Qg7 32. Nb5 Raf8 33. Nxc7 Bc8 34. Bc4 d5 35. Nxd5 Nxd5 36. Qd3 Nf4 37. Bxf4 Rxf4 38. Bxg8+ Qxg8 39. c7 Bg5 40. Red1 h5 41. Qc4 Qf8 42. Qc5 Qf7 43. Qc4 Qf8 44. Qc5 1/2-1/2

[Event "NED-CFRochade email"]
[Site "ICCF email"]
[Date "2015.12.01"]
[Round "?.2"]
[White "Ritsema, Ronald JE"]
[Black "Burgarth, Ulrich"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2428"]
[BlackElo "2455"]
[PlyCount "109"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Chessfriends Rochade 5171"]
[WhiteTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 Nh5 8. g3 f5 9. exf5 gxf5 10. Ng5 Qe8 11. Be2 Nf6 12. Be3 Na6 13. Qd2 Nc5 14. Rg1 h6 15. Nf3 Nfe4 16. Nxe4 Nxe4 17. Qc1 Rf6 18. Qc2 c6 19. g4 cxd5 20. cxd5 Bd7 21. gxf5 Bxf5 22. Nh4 Bh7 23. Rc1 Ng5 24. Qc7 Rf7 25. Qxd6 Nxh3 26. Rg4 Nf4 27. Bxf4 exf4 28. Kf1 Rc8 29. Rxc8 Qxc8 30. Qe6 Qxe6 31. dxe6 Rc7 32. b3 Kf8 33. Rxf4+ Ke7 34. Bc4 a6 35. a4 b5 36. axb5 axb5 37. Rf7+ Kd6 38. Bxb5 Rxf7 39. exf7 Ke7 40. Bc4 Bf6 41. Ng2 Bg6 42. Ne3 Bxf7 43. Nf5+ Kf8 44. Nxh6 Bg6 45. Ke2 Bg5 46. Ng4 Ke7 47. Ne5 Bc2 48. Kf3 Bd2 49. Nd3 Kd6 50. Ke4 Ba5 51. Kf4 Bb6 52. f3 Ba7 53. Kf5 Be3 54. Ke4 Bf2 55. f4 1/2-1/2

[Event "NED-UKR email"]
[Site "ICCF email"]
[Date "2015.11.02"]
[Round "?.1"]
[White "Goncharenko, Georgy S"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2484"]
[BlackElo "2428"]
[PlyCount "87"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Ukraine"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "UKR"]
[BlackTeamCountry "NED"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. 0-0-0 Bb7 7. f3 Nd7 8. h4 h5 9. Nh3 Rc8 10. Ng5 c5 11. e5 cxd4 12. e6 fxe6 13. Bxd4 e5 14. Bf2 Qa5 15. Bd3 Nf8 16. Rhe1 Nh6 17. Kb1 Nf7 18. Be4 Bxe4 19. Ngxe4 Qc7 20. Nd5 Qc6 21. Be3 Nh7 22. Rg1 a5 23. g4 hxg4 24. Rxg4 Nf8 25. Rg2 Bh6 26. Bxh6 Rxh6 27. Qxa5 Qb7 28. Qe1 Ne6 29. c3 b4 30. Nxb4 Nf4 31. Rg4 Kf8 32. Nd3 Nh5 33. Qe2 Qd7 34. Rdg1 Qf5 35. Ka1 Kg7 36. Nb4 Qe6 37. Qd2 Nf6 38. R4g2 Rch8 39. Nxf6 Qxf6 40. Qd3 e6 41. a4 Ra8 42. b3 Ra7 43. Kb2 d5 44. Qb5 1-0

[Event "NED-UKR email"]
[Site "ICCF email"]
[Date "2015.11.02"]
[Round "?.1"]
[White "Ritsema, Ronald JE"]
[Black "Goncharenko, Georgy S"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2428"]
[BlackElo "2484"]
[PlyCount "45"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Ukraine"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "UKR"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 a6 5. Bd3 Bg4 6. Nbd2 e6 7. 0-0 Nbd7 8. Qc2 dxc4 9. Be2 Bf5 10. Qxc4 Be7 11. Nh4 Bg4 12. Bxg4 Nxg4 13. Nhf3 0-0 14. b3 Ngf6 15. Bb2 Rc8 16. Rac1 c5 17. Qe2 b5 18. a3 cxd4 19. Nxd4 Qb6 20. b4 Qb7 21. N2b3 Rxc1 22. Rxc1 Rc8 23. Rxc8+ 1/2-1/2

[Event "CRO-NED email"]
[Site "ICCF email"]
[Date "2015.10.12"]
[Round "?.2"]
[White "Ljubicic, Ante"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2481"]
[BlackElo "2428"]
[PlyCount "48"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Croatia"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "CRO"]
[BlackTeamCountry "NED"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 a6 5. Be3 b5 6. Bd3 Nd7 7. Qd2 Bb7 8. 0-0 c5 9. Rfe1 Rc8 10. Rad1 cxd4 11. Bxd4 Ngf6 12. a4 e5 13. Ba7 b4 14. Nd5 Bxd5 15. exd5 0-0 16. Qxb4 Qc7 17. Be3 Nxd5 18. Qa3 Nxe3 19. Rxe3 Nc5 20. Bc4 a5 21. c3 Kh8 22. Re2 f5 23. Qa2 Bh6 24. Bb5 Ne4 1/2-1/2

[Event "CRO-NED email"]
[Site "ICCF email"]
[Date "2015.10.12"]
[Round "?.2"]
[White "Ritsema, Ronald JE"]
[Black "Ljubicic, Ante"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2428"]
[BlackElo "2481"]
[PlyCount "65"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Croatia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "CRO"]

1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nc3 0-0 5. e3 Nc6 6. a3 d6 7. Nge2 a6 8. 0-0 Bf5 9. d4 Ba7 10. h3 h6 11. b4 h5 12. Bb2 Re8 13. Nd5 exd4 14. Nxd4 Nxd4 15. Bxd4 Bxd4 16. Qxd4 Be4 17. Rac1 Bxd5 18. cxd5 a5 19. Rc2 axb4 20. axb4 Qd7 21. Rfc1 Rec8 22. Kh2 Ne8 23. Qh4 Ra4 24. Qxh5 Rxb4 25. e4 Ra8 26. f4 Qb5 27. e5 Rb2 28. e6 fxe6 29. Qg6 e5 30. fxe5 Raa2 31. Qe6+ Kf8 32. Qf5+ Kg8 33. Qe6+ 1/2-1/2

[Event "Vlissingen HZ op 19th"]
[Site "Vlissingen"]
[Date "2015.08.08"]
[Round "9"]
[White "Hekhuis, Jeroen"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E72"]
[WhiteElo "2107"]
[BlackElo "1989"]
[PlyCount "44"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nc3 Nbd7 7. f4 e5 8. Be3 c6 9. Bf3 Re8 10. fxe5 dxe5 11. d5 Qa5 12. a3 c5 13. Nge2 a6 14. Qd3 Rb8 15. Bd2 Qc7 16. a4 Nf8 17. 0-0 Rd8 18. Nd1 Ne6 19. Ne3 Nd4 20. Nxd4 exd4 21. Nc2 Nd7 22. Ne1 Ne5 1/2-1/2

[Event "Vlissingen HZ op 19th"]
[Site "Vlissingen"]
[Date "2015.08.02"]
[Round "2"]
[White "Ritsema, Ronald JE"]
[Black "Wunnink, Michael"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "1989"]
[BlackElo "2253"]
[PlyCount "60"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Bd6 6. Bg2 c6 7. Qc2 Nbd7 8. 0-0 0-0 9. b3 Ne4 10. Nc3 f5 11. Bf4 Bxf4 12. gxf4 Ndf6 13. Rab1 a5 14. a3 Qd6 15. Ne5 Nxc3 16. Qxc3 Qxa3 17. Ra1 Qd6 18. cxd5 Nxd5 19. Bxd5 Qxd5 20. Ra3 Bd7 21. Qc5 Be8 22. Rfa1 Qe4 23. e3 g5 24. b4 Bh5 25. fxg5 f4 26. f3 Bxf3 27. exf4 axb4 28. Qxb4 c5 29. Qb3 Qxd4+ 30. Kf1 Bd5 0-1

[Event "NED-TUR email"]
[Site "ICCF email"]
[Date "2015.07.06"]
[Round "?.1"]
[White "Koesebay, Osman"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2487"]
[BlackElo "2417"]
[PlyCount "72"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Turkey"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Rb1 c4 9. Nh3 Nc6 10. Nf4 b6 11. h4 Nge7 12. Nh5 Rg8 13. g3 Bd7 14. Bh3 0-0-0 15. 0-0 Kb8 16. Kh2 h6 17. Qc1 Bc8 18. Qb2 Bd7 19. f4 Nf5 20. Be1 Ne3 21. Rg1 Qxc2+ 22. Bf2 Qxb2 23. Rxb2 Nf5 24. g4 Nfe7 25. Be3 Kc7 26. f5 g6 27. Nf6 Rh8 28. a4 gxf5 29. gxf5 exf5 30. Nxd7 Kxd7 31. Rf2 Rde8 32. h5 Nd8 33. Bxf5+ Nxf5 34. Rxf5 Rh7 35. Rf6 Ne6 36. Kh3 Reh8 1/2-1/2

[Event "NED-TUR email"]
[Site "ICCF email"]
[Date "2015.07.06"]
[Round "?.1"]
[White "Ritsema, Ronald JE"]
[Black "Koesebay, Osman"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2417"]
[BlackElo "2487"]
[PlyCount "53"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Turkey"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "TUR"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Nd7 8. Nf3 0-0 9. Be2 e5 10. 0-0 exd4 11. cxd4 Re8 12. Qc2 c5 13. Bg5 Bf6 14. Bxf6 Nxf6 15. e5 Nd7 16. Bc4 cxd4 17. e6 fxe6 18. Rad1 Nb6 19. Rxd4 Qf6 20. Qe4 Nxc4 21. Rxc4 e5 22. Rc7 Re7 23. Rxe7 Qxe7 24. Re1 Bf5 25. Qd5+ Qf7 26. Qxe5 Rf8 27. Qd4 1/2-1/2

[Event "NED-SCO email"]
[Site "ICCF email"]
[Date "2015.05.25"]
[Round "?.1"]
[White "MacKintosh, Iain A"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C17"]
[WhiteElo "2433"]
[BlackElo "2414"]
[PlyCount "50"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Scotland"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SCO"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nh6 6. a3 Bxc3 7. bxc3 Nf5 8. Nf3 Nc6 9. Bd3 c4 10. Bxf5 exf5 11. 0-0 h6 12. a4 0-0 13. Ne1 Be6 14. g3 Qd7 15. Ng2 Rfb8 16. Qb1 b6 17. Nf4 a5 18. Qc1 Kh7 19. h4 b5 20. axb5 Rxb5 21. Qd1 a4 22. Bc1 Rb7 23. Ba3 Na7 24. Bc5 Nb5 25. Qf3 a3 1/2-1/2

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.25"]
[Round "7"]
[White "Nauts, Patrick"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2022"]
[BlackElo "2012"]
[PlyCount "49"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Rg6 9. Qd2 Nbd7 10. Bb2 b6 11. 0-0-0 Bb7 12. c4 Qe7 13. Nh3 0-0-0 14. Nf4 Rgg8 15. Be2 e5 16. dxe5 Nxe5 17. Qb4 c5 18. Qc3 Nfd7 19. Kb1 Nc6 20. Nd5 Qe6 21. Qe3 Ne7 22. Qf4 Nxd5 23. cxd5 Bxd5 24. Rxd5 Qxd5 25. Ba6+ 1-0

[Event "NED-SCO email"]
[Site "ICCF email"]
[Date "2015.05.25"]
[Round "?.1"]
[White "Ritsema, Ronald JE"]
[Black "MacKintosh, Iain A"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "2414"]
[BlackElo "2433"]
[PlyCount "109"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Scotland"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SCO"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 Re8 10. Bf4 Na6 11. Re1 Ne4 12. Nxe4 Rxe4 13. Nd2 Rb4 14. e4 Bxb2 15. a3 Bxa1 16. Qxa1 Rd4 17. Be3 Bd7 18. Bxd4 cxd4 19. Qxd4 Qa5 20. Re3 Nc7 21. Qb2 Rc8 22. Bf1 b6 23. Be2 b5 24. Rc3 Qb6 25. h3 Re8 26. Bg4 f5 27. exf5 gxf5 28. Bh5 Re1+ 29. Kg2 Nxd5 30. Rd3 Qb7 31. Nf3 Re6 32. Qa2 Nb6 33. Qd2 Bc8 34. Kh2 Nc4 35. Qg5+ Qg7 36. Qxf5 Bd7 37. Ng5 Rf6 38. Qd5+ Kh8 39. Nf7+ Kg8 40. Rf3 Nb6 41. Qb7 Be8 42. Nh6+ Rxh6 43. Qxg7+ Kxg7 44. Bxe8 Rf6 45. Rxf6 Kxf6 46. Bxb5 Ke5 47. f4+ Ke4 48. Kg2 Ke3 49. Bc6 Nc8 50. f5 Ne7 51. f6 Ng6 52. h4 Kd4 53. Be8 Nf8 54. Kf3 Ke5 55. f7 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.25"]
[Round "6"]
[White "Ritsema, Ronald JE"]
[Black "Van Foreest, Lucas"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2012"]
[BlackElo "2312"]
[PlyCount "72"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 b6 5. cxd5 exd5 6. Bg2 Bd6 7. 0-0 0-0 8. Nc3 Bb7 9. Qc2 Na6 10. Ne5 Re8 11. f4 c5 12. e3 Nc7 13. Kh1 Rc8 14. Qf2 b5 15. a3 a5 16. Bh3 Ra8 17. g4 cxd4 18. exd4 Ne4 19. Qf3 b4 20. Ne2 Ba6 21. g5 Ne6 22. Be3 bxa3 23. bxa3 Rc8 24. Rg1 Rc2 25. Rg2 Qc7 26. Rag1 Nf8 27. Ng3 Nxg3+ 28. Qxg3 Bxe5 29. Rxc2 Qxc2 30. fxe5 Bd3 31. Bg2 Be4 32. h4 Rc8 33. a4 Rc3 34. Kh2 Qb3 35. Re1 Bxg2 36. Kxg2 Qxa4 0-1

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.24"]
[Round "4"]
[White "Blom, Vincent"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2243"]
[BlackElo "2012"]
[PlyCount "45"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. g3 c5 2. c4 g6 3. Bg2 Bg7 4. Nf3 Nc6 5. 0-0 d6 6. Nc3 e5 7. d3 Nge7 8. Ne1 0-0 9. Nc2 Be6 10. Ne3 Qd7 11. a3 Rab8 12. Rb1 a6 13. b4 cxb4 14. axb4 b5 15. Ned5 bxc4 16. dxc4 Bxd5 17. Nxd5 Nxd5 18. Qxd5 Nxb4 19. Qd2 a5 20. c5 Rfd8 21. Rd1 Bf8 22. Ba3 Qa4 23. Bxb4 1/2-1/2

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.24"]
[Round "5"]
[White "Vreugdenhil, Frans"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C17"]
[WhiteElo "2009"]
[BlackElo "2012"]
[PlyCount "98"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 Ne7 5. e5 c5 6. a3 Bxc3 7. Bxc3 cxd4 8. Bxd4 Nbc6 9. Nf3 Nxd4 10. Nxd4 Ng6 11. Qg4 0-0 12. f4 Qh4+ 13. Qxh4 Nxh4 14. g3 Ng6 15. Bd3 Ne7 16. Kd2 Bd7 17. Rhf1 Nc6 18. c3 Nxd4 19. cxd4 a6 20. Rac1 g6 21. Rc5 Rfc8 22. Rfc1 Kf8 23. Rxc8+ Rxc8 24. Rxc8+ Bxc8 25. Kc3 Ke7 26. Kb4 Kd8 27. Kc3 Bd7 28. Kb4 Bc8 29. a4 Kc7 30. Kc5 Bd7 31. a5 Be8 32. b4 Bd7 33. b5 Bxb5 34. Bxb5 axb5 35. Kxb5 Kc8 36. Kb6 Kb8 37. Kc5 Kc7 38. Kb5 Kc8 39. Kb6 Kb8 40. h3 h5 41. g4 hxg4 42. hxg4 Kc8 43. Kc5 Kc7 44. f5 gxf5 45. gxf5 Kd7 46. Kb6 Kc8 47. fxe6 fxe6 48. Ka7 Kc7 49. Ka8 Kc8 1/2-1/2

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.23"]
[Round "3"]
[White "Ritsema, Ronald JE"]
[Black "Henrich, Thomas"]
[Result "0-1"]
[ECO "A32"]
[WhiteElo "2012"]
[BlackElo "2208"]
[PlyCount "46"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Bg2 Qb6 7. Nc2 d5 8. cxd5 exd5 9. 0-0 Be6 10. b3 Rd8 11. e3 Be7 12. Bb2 0-0 13. Nd4 Bg4 14. Bf3 Bh3 15. Bg2 Bxg2 16. Kxg2 Ne4 17. Qe2 Bf6 18. Rd1 Rfe8 19. Nxc6 Qxc6 20. Bd4 Bxd4 21. Rxd4 Qf6 22. Na3 Nxg3 23. Qf3 Nf5 0-1

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.23"]
[Round "2"]
[White "Vanhuyse, Nele"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2035"]
[BlackElo "2012"]
[PlyCount "127"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. g3 Nc6 10. h4 Nge7 11. Bh3 Bd7 12. Ne2 0-0-0 13. 0-0 Kb8 14. h5 h6 15. Nf4 Bc8 16. Qb2 Ka8 17. Kh2 Rdf8 18. Rfb1 b6 19. Ra2 Rd8 20. Qb5 Qxb5 21. Rxb5 Bd7 22. Rb1 Na5 23. Re1 Ba4 24. Ng2 Nac6 25. Nh4 Rde8 26. f4 Nd8 27. g4 Kb8 28. Re2 Kb7 29. f5 Ka6 30. Bf4 Ka5 31. Ra1 Bd7 32. Rg1 Ka4 33. Rf2 Rh7 34. Bc1 Ka5 35. Rgf1 Ba4 36. Kg3 Ka6 37. Nf3 Bd7 38. Nh4 Ba4 39. Rg1 Ka5 40. Rgg2 Ka6 41. Rf3 Ka5 42. Rgf2 Ka6 43. fxe6 fxe6 44. Rf8 Rh8 45. Rxe8 Bxe8 46. Ng2 Ka5 47. Nf4 Bd7 48. Kh4 Be8 49. Ne2 Ka4 50. Kg3 Kb5 51. g5 Bxh5 52. Nf4 Bf7 53. gxh6 gxh6 54. Ng2 Bg6 55. Ne3 Rg8 56. Kh2 h5 57. Rf6 Bf7 58. Ng2 Kc6 59. Nf4 Kd7 60. Rh6 Rg7 61. Be3 a5 62. Bf2 Bg6 63. Rh8 Bxc2 64. Rxd8+ 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.22"]
[Round "1"]
[White "Ritsema, Ronald JE"]
[Black "Weiler, Wolfgang"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2012"]
[BlackElo "2121"]
[PlyCount "81"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 Qa5+ 7. Nc3 Bb7 8. Bd2 Qb6 9. e4 d6 10. Bb5+ Nbd7 11. Nf3 Ba6 12. a4 Bxb5 13. axb5 Qb7 14. 0-0 g6 15. Qe2 Bg7 16. Ra3 0-0 17. h3 Ne8 18. Rfa1 Nc7 19. Rxa8 Rxa8 20. Rxa8+ Qxa8 21. Kh2 Qa1 22. Be1 Qa5 23. Bd2 Qb4 24. Be1 c4 25. Nd2 Ne5 26. b6 Qxb6 27. Nxc4 Qa6 28. Nxe5 Bxe5+ 29. g3 Qxe2 30. Nxe2 Bxb2 31. Bc3 Bxc3 32. Nxc3 f5 33. f3 Kf7 34. Kg2 fxe4 35. fxe4 Kf6 36. Kf3 Ke5 37. Ke3 e6 38. dxe6 Nxe6 39. Nd1 Nc5 40. Nf2 h5 41. h4 1/2-1/2

[Event "NED-SLO email"]
[Site "ICCF email"]
[Date "2015.05.18"]
[Round "?.2"]
[White "Horvat, Milan"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2445"]
[BlackElo "2414"]
[PlyCount "38"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Slovenia"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SLO"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Rg6 9. Qe3 Nc6 10. Ne2 b6 11. Ng3 Bb7 12. Nxe4 Nxe4 13. Qxe4 Na5 14. Bb5+ Kf8 15. Qe5 Bxg2 16. Rg1 Qd5 17. Bd3 Qxe5+ 18. dxe5 Be4 19. Rxg6 Bxg6 1/2-1/2

[Event "NED-SLO email"]
[Site "ICCF email"]
[Date "2015.05.18"]
[Round "?.2"]
[White "Ritsema, Ronald JE"]
[Black "Horvat, Milan"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2414"]
[BlackElo "2445"]
[PlyCount "69"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Slovenia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SLO"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. e3 Bd7 8. Qe2 b5 9. b3 cxb3 10. axb3 Be7 11. Bd2 0-0 12. Rc1 Ra7 13. Nc3 Be8 14. Ne1 Qb8 15. Nd3 a5 16. Nd1 Qb6 17. N1b2 Bd7 18. Qf3 Nd5 19. Nc5 Bxc5 20. Rxc5 a4 21. bxa4 bxa4 22. Nd3 Na5 23. Ne5 Qb2 24. Rd1 Nb3 25. Nxd7 Nxc5 26. Nxf8 a3 27. Nxh7 a2 28. Ng5 Nf6 29. dxc5 a1Q 30. Bf1 Ra8 31. Rxa1 Rxa1 32. Qe2 Ra2 33. Nf3 Ne4 34. Qd3 Nxd2 35. Qd8+ 1/2-1/2

[Event "AUT-NED email"]
[Site "ICCF email"]
[Date "2015.01.11"]
[Round "?.2"]
[White "Altrichter, Ulrich"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2432"]
[BlackElo "2409"]
[PlyCount "77"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Austria"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Na6 7. Nf3 h6 8. Be3 Ng4 9. Bc1 e5 10. 0-0 c6 11. d5 f5 12. exf5 gxf5 13. g3 Nf6 14. Nh4 Nc5 15. Be3 cxd5 16. cxd5 b6 17. Kh1 a5 18. f3 Nh7 19. f4 e4 20. a4 Nf6 21. Nb5 Qd7 22. Nd4 Nd3 23. Qb3 Bb7 24. Ndxf5 Nxd5 25. Bg4 Kh7 26. Nxh6 Qc7 27. Rac1 Qd8 28. N6f5 Bf6 29. Qd1 Bxh4 30. Bh3 Qe8 31. Nxh4 Nxc1 32. Bxc1 e3 33. Kg1 e2 34. Qd3+ Kg7 35. Re1 Nb4 36. Qxd6 Qe4 37. Bg2 Qe8 38. Bxb7 Rd8 39. Qc7+ 1-0

[Event "AUT-NED email"]
[Site "ICCF email"]
[Date "2015.01.11"]
[Round "?.2"]
[White "Ritsema, Ronald JE"]
[Black "Altrichter, Ulrich"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2409"]
[BlackElo "2432"]
[PlyCount "76"]
[EventDate "2015.??.??"]
[EventType "team-match (corr)"]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Austria"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "AUT"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Nd7 8. Nf3 0-0 9. Be2 c5 10. 0-0 cxd4 11. cxd4 Nc5 12. dxc5 Bxa1 13. e5 Qc7 14. Qf4 Bc3 15. Qe3 Qa5 16. Qh6 f6 17. Bc4+ e6 18. h4 Qxc5 19. h5 Qxc4 20. hxg6 Qc7 21. Ba3 Qg7 22. gxh7+ Kh8 23. Qxg7+ Kxg7 24. Rc1 Rf7 25. Rxc3 Kxh7 26. exf6 Rxf6 27. Ne5 b5 28. Rc7+ Kg8 29. g4 Ba6 30. f3 Rh6 31. Nc6 Rh7 32. Ne7+ Kf7 33. g5 Rg8 34. Nxg8+ Kxg8 35. Be7 Kf7 36. a3 Kg6 37. Rxa7 Kf5 38. Rc7 e5 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Dessaules, Peter"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2328"]
[BlackElo "2400"]
[PlyCount "71"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Rochade B"]
[BlackTeam "Netherlands"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 Na6 7. Bd3 e5 8. d5 Qe8 9. Nge2 Nd7 10. a3 f5 11. b4 f4 12. f3 Bf6 13. Bxf6 Rxf6 14. 0-0 g5 15. Rc1 h5 16. c5 dxc5 17. Qb3 cxb4 18. axb4 Rf7 19. Na4 Nb6 20. Nc5 Nxc5 21. bxc5 Nd7 22. c6 Nb6 23. cxb7 Bxb7 24. Nc3 c6 25. dxc6 Qxc6 26. Nb5 Qf6 27. Bb1 Kh7 28. Rfd1 Rg7 29. Nd6 Rd7 30. Nf5 Bc8 31. Rxd7+ Bxd7 32. Rc7 Kh8 33. Ba2 Rd8 34. Rxa7 Bxf5 35. Rf7 Be6 36. Rxf6 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Fichtner, Bernd"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "2392"]
[BlackElo "2400"]
[PlyCount "101"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Rochade A"]
[BlackTeam "Netherlands"]
[BlackTeamCountry "NED"]

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. f3 f5 11. Be3 f4 12. Bf2 g5 13. Rc1 Rf6 14. Nd3 Rh6 15. c5 a6 16. Qb3 Qe8 17. Rfd1 Nf6 18. h3 Qh5 19. Kf1 Ng6 20. Ke1 Nh4 21. Bf1 Bxh3 22. Qxb7 Nxg2+ 23. Bxg2 Bxg2 24. cxd6 cxd6 25. Qxa8+ Bf8 26. Kd2 Bxf3 27. Re1 Qg6 28. Bg1 Bxe4 29. Nxe4 Nxe4+ 30. Kd1 Rh3 31. Nb4 a5 32. Qxa5 f3 33. Rc2 g4 34. Qd8 Rh1 35. Nc6 Qh5 36. Qc8 f2 37. Rxf2 Nxf2+ 38. Bxf2 Rxe1+ 39. Bxe1 g3+ 40. Kd2 Kf7 41. Nd8+ Ke7 42. Bxg3 Qg5+ 43. Kc2 Qg6+ 44. Kb3 Qxg3+ 45. Ka4 Qf2 46. Ne6 Qa7+ 47. Kb5 Bh6 48. b4 Qd7+ 49. Qxd7+ Kxd7 50. a4 Be3 51. Nf8+ 1-0

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Folk Gilsanz, Jordi"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2373"]
[BlackElo "2400"]
[PlyCount "101"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Spain"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Nf3 Nc6 10. Qf4 c4 11. Be2 h6 12. Ra2 Bd7 13. Qh4 Rh7 14. 0-0 Rg7 15. Qg3 0-0-0 16. h4 Kb8 17. Rb1 Ka8 18. Nh2 Rc8 19. Ng4 Qa5 20. Rd1 Rh7 21. a4 h5 22. Nh2 Nge7 23. Nf3 Nf5 24. Qf4 Rg7 25. Rb1 Nb8 26. Ng5 Bxa4 27. g3 Nd7 28. Bf1 b5 29. Bh3 Qa6 30. Bc1 Qc6 31. Ba3 a5 32. Bxf5 gxf5 33. Nh3 Rh8 34. Be7 Qc7 35. Qe3 Ka7 36. Nf4 Qc8 37. Qe2 Qe8 38. Bd6 Qd8 39. Qf3 Qc8 40. Kh2 Rgh7 41. Qe2 Ka8 42. Ng2 Rg7 43. Qd2 Ka7 44. Be7 Qe8 45. Bg5 Rgg8 46. Ne3 Rh7 47. Nd1 Nb6 48. Qc1 Qd7 49. Ne3 Qc8 50. Ng2 Nd7 51. Qa3 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Kloster, Josef"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2417"]
[BlackElo "2400"]
[PlyCount "127"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. Ne2 Nc6 10. Nf4 Bd7 11. Be2 0-0-0 12. 0-0 f6 13. Bg4 f5 14. Be2 g5 15. Nh5 h6 16. f4 Qa5 17. Qc1 g4 18. h3 gxh3 19. gxh3 Be8 20. Kh2 Kb8 21. Rg1 Rd7 22. Be1 Bf7 23. a4 a6 24. Bf3 Qd8 25. Bf2 Qe8 26. Qd1 Qe7 27. Rg2 Ka7 28. Qe2 Qd8 29. Be3 Qa5 30. Bd2 Rh7 31. Qf2 Kb8 32. Qg1 Rh8 33. Qe3 Bxh5 34. Bxh5 Rdh7 35. Bc1 Nge7 36. Ba3 Ka8 37. Bd6 Ka7 38. Bc5+ Kb8 39. Qe1 Rf8 40. Bd6+ Ka7 41. Qd2 Rfh8 42. Bb4 Nxb4 43. cxb4 Qd8 44. Rag1 Rg8 45. Rxg8 Nxg8 46. a5 Ne7 47. c3 Nc8 48. Qf2 b6 49. axb6+ Nxb6 50. Rg6 Qe7 51. Bd1 Kb7 52. Bc2 Ka7 53. Rg8 Na8 54. Ba4 Kb7 55. Qa2 Nb6 56. Bc6+ Kxc6 57. Qxa6 Qb7 58. b5+ Kc7 59. Qa5 Kd7 60. Qb4 Qc7 61. Kg3 Re7 62. Kh4 Nc8 63. Kh5 Re8 64. b6 1-0

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Pospisil, Ludvik"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2505"]
[BlackElo "2400"]
[PlyCount "106"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Czech Republic"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Bb3 Bd6 13. Nf5 Bxh2+ 14. Kh1 0-0 15. Nxg7 Rd8 16. Qf3 Kxg7 17. Bh6+ Kg6 18. c3 Nh5 19. Bc1 Bf4 20. g4 Ng3+ 21. fxg3 Bxc1 22. Raxc1 b6 23. Qe3 Bb7+ 24. Kh2 Qc5 25. Bc2+ Kg7 26. Qf4 Rd7 27. g5 Qd5 28. Re2 Qf3 29. Rf2 Qh5+ 30. Qh4 Qxh4+ 31. gxh4 Rad8 32. Kh3 Rd2 33. Rcf1 R8d7 34. Kg3 Bc6 35. Rxd2 Rxd2 36. Rf2 Rxf2 37. Kxf2 h6 38. Ke3 hxg5 39. hxg5 f6 40. gxf6+ Kxf6 41. Kd4 e5+ 42. Ke3 a5 43. b3 Ke7 44. a3 b5 45. b4 axb4 46. axb4 Ke6 47. Bb3+ Bd5 48. Bd1 Bc4 49. Bg4+ Kd6 50. Bf5 Kd5 51. Bg4 Kd6 52. Bf3 Ke6 53. Bg4+ Kd6 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Dahlstroem, Rickard"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2400"]
[BlackElo "2469"]
[PlyCount "26"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "North"]
[WhiteTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. Nc3 e6 7. Qb3 Qb6 8. Nh4 Na6 9. g4 Bg6 10. Nxg6 hxg6 11. g5 Nd7 12. Bd2 Qxb3 13. axb3 Nc7 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Morrow, Wolff"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2400"]
[BlackElo "2432"]
[PlyCount "40"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "US of America"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. Ne5 Bb4+ 7. Nc3 Nd5 8. Bd2 Nb6 9. e3 N8d7 10. Nxd7 Qxd7 11. Ne4 a5 12. 0-0 0-0 13. Qc2 Qe7 14. Bxb4 axb4 15. Nd2 Ra5 16. Nxc4 Nxc4 17. Qxc4 b6 18. Qc6 Ra7 19. Rfc1 Bd7 20. Qc4 Rc8 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Nogal, Jan"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2400"]
[BlackElo "2420"]
[PlyCount "29"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Poland"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3 Nxc3 8. bxc3 Bd6 9. Bb5+ c6 10. Bd3 c5 11. 0-0 0-0 12. e4 Nc6 13. Be3 cxd4 14. cxd4 Rc8 15. Qe2 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Poljak, Dusan"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2400"]
[BlackElo "2434"]
[PlyCount "51"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Slovakia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SVK"]

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. 0-0 Bd6 6. c4 c6 7. Qc2 0-0 8. Nc3 Ne4 9. Rb1 Bd7 10. b4 Be8 11. b5 Nd7 12. bxc6 bxc6 13. Nxe4 fxe4 14. Ng5 Rf6 15. c5 Bc7 16. f4 Bh5 17. e3 h6 18. Nh3 Qc8 19. Nf2 Rf8 20. Qa4 Bd8 21. Rb2 g5 22. Bd2 a5 23. Rfb1 Rf7 24. Qc2 Nf6 25. a4 Bc7 26. Rb7 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Tinture, Laurent"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "2400"]
[BlackElo "2419"]
[PlyCount "82"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "ICCF"]
[WhiteTeamCountry "NED"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Nc3 0-0 7. Be2 Re8 8. 0-0 Ngxe5 9. Nxe5 Nxe5 10. b3 a5 11. Bb2 Ra6 12. Qd5 Ba7 13. c5 Rg6 14. f4 Ng4 15. Bxg4 Rxg4 16. Nb5 c6 17. Qd1 d5 18. Nxa7 Bf5 19. Rf2 Qh4 20. Bc3 Be4 21. Bxa5 Qh3 22. Qe2 d4 23. exd4 Re6 24. Re1 Bxg2 25. Rxg2 Rxe2 26. Rexe2 Rxg2+ 27. Rxg2 Qe3+ 28. Rf2 Qxd4 29. Bb6 h5 30. f5 g5 31. fxg6 fxg6 32. h3 Qe3 33. Nc8 Qxh3 34. Nd6 Qg3+ 35. Kf1 Qd3+ 36. Kg1 Qd1+ 37. Kg2 h4 38. Kh2 Qd4 39. Rg2 Kh7 40. Nxb7 Qe5+ 41. Kh3 Qe3+ 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Tyulenko, Yuri Viktorovich"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2400"]
[BlackElo "2445"]
[PlyCount "37"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Russia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "RUS"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. g3 f5 5. Bg2 Nf6 6. 0-0 Bd6 7. Qc2 Nbd7 8. Nc3 Ne4 9. Nxe4 dxe4 10. Bg5 Be7 11. Bxe7 Qxe7 12. Ne5 c5 13. e3 0-0 14. Rad1 cxd4 15. exd4 b6 16. Nxd7 Qxd7 17. f3 exf3 18. Bxf3 Bb7 19. Bxb7 1/2-1/2

[Event "Rochade 25 years email"]
[Site "ICCF email"]
[Date "2014.09.01"]
[Round "?.4"]
[White "Terreaux, Gilles"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2420"]
[BlackElo "2400"]
[PlyCount "62"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Switzerland"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SUI"]
[BlackTeamCountry "NED"]

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. b4 Nh5 10. c5 Nf4 11. a4 f5 12. Bc4 fxe4 13. Nxe4 h6 14. Ra3 g5 15. Bxf4 exf4 16. h3 Ng6 17. Re1 Bf5 18. Bd3 dxc5 19. Nxc5 Qxd5 20. Bxf5 Qxf5 21. Rd3 Rae8 22. Rxe8 Rxe8 23. Nxb7 Qe4 24. Qb3+ Qe6 25. Qc2 Ne5 26. Nxe5 Qxe5 27. Rd8 Kh8 28. Qd1 Bf6 29. Rxe8+ Qxe8 30. Nc5 Qe7 31. a5 Kg7 1/2-1/2

[Event "Vlissingen HZ op 18th"]
[Site "Vlissingen"]
[Date "2014.08.06"]
[Round "6"]
[White "Taddei, Benoit"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2348"]
[BlackElo "2012"]
[PlyCount "63"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. h4 Nc6 10. h5 h6 11. g3 Nge7 12. Bh3 Bd7 13. Ne2 0-0-0 14. Nf4 Kb8 15. 0-0 Nc8 16. Kh2 Nb6 17. Ng2 Qa5 18. Qe1 Na4 19. f4 g6 20. g4 Rdf8 21. Ne3 Bc8 22. f5 g5 23. Bg2 Ka8 24. Rb1 Kb8 25. Nxc4 dxc4 26. Bxc6 Nb6 27. Bg2 Qxa3 28. Ra1 Qe7 29. Bc1 Qd7 30. Ba3 Re8 31. Bd6+ Ka8 32. Qb1 1-0

[Event "Vlissingen HZ op 18th"]
[Site "Vlissingen"]
[Date "2014.08.04"]
[Round "4"]
[White "Sanders, Isaac B"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2282"]
[BlackElo "2012"]
[PlyCount "73"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 Nbd7 7. Nf3 c6 8. Be2 e5 9. d5 c5 10. g4 Ne8 11. Qd2 f5 12. gxf5 gxf5 13. exf5 Ndf6 14. Ng5 Bxf5 15. Ne6 Bxe6 16. dxe6 Qe7 17. 0-0-0 Qxe6 18. Rhg1 Kh8 19. h4 Rg8 20. h5 Bf8 21. Rxg8+ Kxg8 22. Rg1+ Kh8 23. Nd5 b6 24. Kb1 Rd8 25. Ka1 Rd7 26. h6 Rf7 27. Qd1 Qd7 28. Qf1 Qe6 29. Qg2 Rd7 30. Nxf6 Nxf6 31. Bg5 Rf7 32. Bf3 e4 33. Bxf6+ Rxf6 34. Bxe4 Rxh6 35. Bd5 Qg6 36. Qf1 Qf6 37. Rg8# 1-0

[Event "Vlissingen HZ op 18th"]
[Site "Vlissingen"]
[Date "2014.08.03"]
[Round "2"]
[White "Sadikhov, Ulvi Ramil Oglu"]
[Black "Ritsema, Ronald JE"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2335"]
[BlackElo "2012"]
[PlyCount "69"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Be7 3. Nf3 d5 4. d3 Nf6 5. g3 c5 6. Bg2 Nc6 7. 0-0 0-0 8. Re1 dxe4 9. dxe4 e5 10. c3 h6 11. Nbd2 Be6 12. Nc4 Qc7 13. Nh4 Rfe8 14. Ne3 Rad8 15. Nhf5 Bf8 16. Qf3 Nh7 17. Nd5 Qc8 18. Nfe3 b5 19. h4 Rd6 20. g4 Qd8 21. Qg3 Ne7 22. a4 a6 23. axb5 axb5 24. Nxe7+ Rxe7 25. Nf5 Bxf5 26. exf5 Rd3 27. Be3 Qb6 28. Ra8 b4 29. c4 Qc7 30. g5 hxg5 31. hxg5 Qd7 32. Be4 Rd1 33. Rxd1 Qxd1+ 34. Kg2 Rc7 35. Bd5 1-0

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Boos, Markus"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2278"]
[BlackElo "2398"]
[PlyCount "87"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 c6 7. 0-0 Qa5 8. e4 e5 9. h3 Nbd7 10. Re1 exd4 11. Nxd4 Ne5 12. Bf1 Re8 13. Be3 c5 14. Nb3 Qb4 15. a3 Qb6 16. f4 Nc6 17. Bf2 Be6 18. Qc2 a5 19. Nb5 a4 20. Nd2 Red8 21. Nf3 Ne8 22. Rad1 Nc7 23. Nc3 Qb3 24. Qxb3 axb3 25. Nd5 Bxd5 26. cxd5 Na5 27. e5 Bf8 28. exd6 Bxd6 29. Ng5 b6 30. Ne4 Ne8 31. Kh2 h5 32. Kg2 Bf8 33. g4 Bg7 34. Rd2 hxg4 35. hxg4 f5 36. Ng5 Rd6 37. gxf5 gxf5 38. Ne6 Nf6 39. Nxg7 Kxg7 40. Re7+ Kg8 41. Kf3 Ne4 42. Rd1 Rh6 43. Be1 Kf8 44. Re5 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Garau, Bernard"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2269"]
[BlackElo "2398"]
[PlyCount "58"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. Be3 exd4 8. Nxd4 Re8 9. f3 c6 10. Bf2 d5 11. exd5 cxd5 12. 0-0 Nc6 13. c5 Re5 14. Re1 Bd7 15. Qd2 Qf8 16. Ndb5 Rd8 17. Rad1 Bh6 18. f4 Bg4 19. Bxg4 Rxe1+ 20. Rxe1 Nxg4 21. Nd6 Nxf2 22. Kxf2 b6 23. Nxd5 Bg7 24. b4 bxc5 25. bxc5 Bd4+ 26. Kg3 Bxc5 27. Re8 Rxe8 28. Nf6+ Kh8 29. Nfxe8 Nd4 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Gonzalez Cubertier, Jose M"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2392"]
[BlackElo "2398"]
[PlyCount "46"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 c5 5. Nf3 c4 6. Be2 Nf6 7. 0-0 Be7 8. b3 cxb3 9. axb3 0-0 10. Re1 Nc6 11. Bd3 Re8 12. Bf4 Nb4 13. Bb5 Bd7 14. Bxd7 Qxd7 15. c3 Nc6 16. Nbd2 Nh5 17. Be3 Bd6 18. Ne5 Nxe5 19. dxe5 Rxe5 20. Nf3 Re7 21. Rxa7 Rxa7 22. Bxa7 Rxe1+ 23. Qxe1 Nf6 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Hernandez Fernandez, Noel"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2237"]
[BlackElo "2398"]
[PlyCount "49"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Nf3 Nc6 10. Be2 h6 11. 0-0 c4 12. Ra2 Bd7 13. Rb1 0-0-0 14. h4 b6 15. Qg3 Rh7 16. Nh2 Kb7 17. Ng4 Ka8 18. Qf3 h5 19. Nf6 Nxf6 20. Qxf6 Re8 21. Bf1 Bc8 22. g3 Bb7 23. Bg2 Rc8 24. Kh2 Rc7 25. Bh3 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Johnston, Allan J"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2339"]
[BlackElo "2398"]
[PlyCount "87"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Na6 10. Nd5 Rd6 11. Bxf6 Bxf6 12. Nxf6+ Rxf6 13. Nxe5 Re6 14. f4 Kg7 15. Bf3 Rd6 16. Rd1 Be6 17. b3 Rad8 18. Rxd6 Rxd6 19. 0-0 f6 20. Ng4 Bxg4 21. Bxg4 Nc5 22. e5 fxe5 23. fxe5 Rd4 24. h3 h5 25. Bf3 c6 26. b4 Ne6 27. Rd1 Rxd1+ 28. Bxd1 Ng5 29. Kf2 Nf7 30. Ke3 Nxe5 31. Kd4 Kf6 32. h4 Nf7 33. b5 cxb5 34. cxb5 Nd6 35. a4 g5 36. hxg5+ Kxg5 37. Kd5 Nf5 38. Kc5 h4 39. b6 axb6+ 40. Kxb6 Kf4 41. Kxb7 Ne3 42. Bb3 Ke5 43. a5 Nxg2 44. a6 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Koehl, Rudolf"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2271"]
[BlackElo "2398"]
[PlyCount "95"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Ng6 9. h4 Be7 10. g3 0-0 11. Nc2 f6 12. h5 Nh8 13. exf6 Bxf6 14. 0-0 Rc8 15. h6 g6 16. Ne3 Nf7 17. Ng4 Bh8 18. Bf4 Qb6 19. Kg2 Nxd4 20. Be3 e5 21. Ngxe5 Nxe5 22. Bxd4 Qd6 23. Nxe5 Bxe5 24. Bg4 Bxg4 25. Qxg4 Rf5 26. Rae1 Qd7 27. Qd1 Bd6 28. Bxa7 Bf8 29. Be3 b5 30. Rh1 d4 31. Qxd4 Qb7+ 32. Kg1 Rc2 33. Rh2 Qc6 34. a4 Rc4 35. axb5 Rxb5 36. Qd2 Be7 37. Rh1 Bf6 38. Rd1 Rxb2 39. Qd6 g5 40. Qd5+ Qxd5 41. Rxd5 Kf7 42. Kg2 Kg6 43. Rd6 Rbc2 44. Rb1 Rc6 45. Rd5 Re6 46. Kf3 Rc4 47. Rb8 g4+ 48. Kg2 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Cusicanqui, Marco"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2398"]
[BlackElo "2377"]
[PlyCount "37"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 Be7 9. e4 0-0 10. Bd3 c5 11. 0-0 Qc7 12. Qe2 Nc6 13. d5 Na5 14. Bc2 exd5 15. exd5 Rae8 16. Be3 Bf6 17. Rad1 c4 18. h4 Rd8 19. Ng5 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Fuller, William E"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2398"]
[BlackElo "2404"]
[PlyCount "82"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bd6 9. 0-0 0-0 10. Qc2 Bb7 11. a3 a5 12. e4 e5 13. Rd1 Qc7 14. h3 exd4 15. Nxd4 Nc5 16. Bg5 Bh2+ 17. Kh1 Be5 18. Nf3 b4 19. Bxf6 Bxf6 20. e5 Bxe5 21. Bxh7+ Kh8 22. axb4 axb4 23. Rxa8 Rxa8 24. Nxe5 Qxe5 25. Ne4 Nxe4 26. Bxe4 Kg8 27. Bf3 Re8 28. Qd2 Qe7 29. Rc1 Ba8 30. Ra1 Qf8 31. Qd7 Re7 32. Qf5 Re8 33. Qd7 Re7 34. Qf5 Re8 35. Be4 g6 36. Qf3 Kg7 37. Bxc6 Bxc6 38. Qxc6 Re6 39. Qd5 Qe7 40. Qd4+ Qf6 41. Qxf6+ Kxf6 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Hameister, Raik"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "2398"]
[BlackElo "2421"]
[PlyCount "57"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 Nbd7 8. Qc2 c6 9. Bf4 b6 10. Rd1 Bb7 11. Nc3 Nh5 12. Bc1 Nhf6 13. b3 Ba6 14. Nd2 b5 15. e4 dxc4 16. bxc4 bxc4 17. Na4 c5 18. d5 exd5 19. exd5 Ng4 20. Bb2 Rb8 21. Bc3 Bf6 22. Ne4 Bxc3 23. Qxc3 Rb5 24. h3 Nge5 25. Naxc5 Nxc5 26. Nxc5 Rxc5 27. Qxe5 c3 28. Rac1 Qa5 29. Qd4 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Hyldkrog, Lars"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2398"]
[BlackElo "2487"]
[PlyCount "33"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 b6 9. Rd1 Ba6 10. b3 Nbd7 11. a4 c5 12. a5 dxc4 13. bxc4 Qc8 14. Bf4 cxd4 15. Nxd4 Bb7 16. Bxb7 Qxb7 17. Nc3 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Kappes, Dieter"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2398"]
[BlackElo "2298"]
[PlyCount "65"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Nd7 8. Nf3 0-0 9. Be2 c5 10. 0-0 cxd4 11. cxd4 Nc5 12. dxc5 Bd7 13. Qa3 Bxa1 14. e5 Bc6 15. Bf4 Bxf3 16. Bxf3 Qd4 17. g3 Rab8 18. e6 fxe6 19. Bxb8 Rxb8 20. Qxa7 Qe5 21. Rd1 Rf8 22. Qxb7 Bd4 23. Kg2 Bxc5 24. Rc1 Bd6 25. Rc2 Rb8 26. Qc6 Kf7 27. Re2 Qc5 28. Qxc5 Bxc5 29. a4 Bb4 30. Rb2 Rb6 31. Be4 Ba5 32. Rxb6 Bxb6 33. g4 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Legemaat, Gert"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "2398"]
[BlackElo "2269"]
[PlyCount "49"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 b6 9. Rd1 Nbd7 10. Bf4 Bb7 11. Nc3 dxc4 12. Nd2 Nd5 13. Nxc4 Nxf4 14. gxf4 Qc7 15. e3 Rad8 16. Rac1 c5 17. d5 exd5 18. Nxd5 Bxd5 19. Rxd5 b5 20. Ne5 Nxe5 21. Rxe5 a6 22. b3 Bd6 23. Rd5 Be7 24. Re5 Bd6 25. Rd5 1/2-1/2

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Pely, Giora"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "2398"]
[BlackElo "2306"]
[PlyCount "139"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. e4 b4 10. Na4 c5 11. e5 Nd5 12. 0-0 cxd4 13. Re1 Be7 14. Nxd4 0-0 15. Qg4 Kh8 16. Qh3 g6 17. Bh6 Re8 18. Rad1 Rc8 19. Qg3 Qa5 20. b3 N7b6 21. Nxb6 Qxb6 22. Nb5 Rcd8 23. Bc4 a6 24. Nd6 Bxd6 25. exd6 Qxd6 26. Qh4 f6 27. Bxd5 exd5 28. Qd4 Kg8 29. h4 Kf7 30. Bf4 Qd7 31. f3 Qb5 32. Be3 Re7 33. Qf4 Rde8 34. Rc1 a5 35. Kh2 Qa6 36. Bf2 Rxe1 37. Bxe1 Re7 38. Bg3 Kg7 39. Qb8 h5 40. Qd8 Rf7 41. Rc7 Qe6 42. Rxf7+ Kxf7 43. Qxa5 Qe7 44. Qb6 Bc8 45. Qb8 Qb7 46. Qd6 Bf5 47. Bf2 g5 48. hxg5 fxg5 49. Qe5 Kg6 50. Bc5 Qf7 51. Bxb4 Be6 52. Bd2 Qf5 53. Qe3 g4 54. fxg4 Qxg4 55. Bc3 h4 56. Qe5 Kf7 57. b4 h3 58. Qf6+ Ke8 59. Qh8+ Kd7 60. Qxh3 Qf4+ 61. Qg3 Qh6+ 62. Kg1 d4 63. Be1 Bxa2 64. Qg4+ Qe6 65. Qxd4+ Bd5 66. Bg3 Qf5 67. Qa7+ Ke6 68. Qb6+ Kf7 69. Qf2 Qxf2+ 70. Kxf2 1-0

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Ritsema, Ronald JE"]
[Black "Rothman, Ilan"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2398"]
[BlackElo "2230"]
[PlyCount "148"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 Be7 9. e4 0-0 10. Bd3 c5 11. 0-0 Qc8 12. Qe2 Qc7 13. Rb1 Rd8 14. Re1 h6 15. Bb2 Bf8 16. Rbd1 Nd7 17. Bb1 c4 18. e5 b5 19. Bc1 Be7 20. Nd2 Nb6 21. Qg4 Nd5 22. Ne4 Kf8 23. f4 g6 24. Qh3 h5 25. g4 Ke8 26. gxh5 Kd7 27. h6 Rh8 28. Ng5 Raf8 29. Be4 Qb6 30. Rf1 Nc7 31. Bc2 Ke8 32. a4 b4 33. cxb4 Bxb4 34. Be3 Nd5 35. h7 a5 36. Bf2 c3 37. Be1 Qc6 38. Rf3 Kd7 39. Rb1 Qc4 40. Bxc3 Nxc3 41. Rxc3 Qxd4+ 42. Qe3 Qxe3+ 43. Rxe3 Rb8 44. Rd3+ Ke8 45. h4 Rc8 46. Rb2 Bc6 47. Kf2 Kf8 48. Bb3 Be7 49. Rc2 Bxg5 50. fxg5 Rxh7 51. Rd6 Rb8 52. Rcxc6 Rxb3 53. Rc8+ Ke7 54. Rd4 Rb7 55. Kg3 Rb3+ 56. Kg4 Rb7 57. Rg8 Rd7 58. Rxd7+ Kxd7 59. Ra8 Kc7 60. Rxa5 Kb7 61. Rb5+ Ka6 62. Rb4 Ka5 63. Rf4 Kb6 64. h5 gxh5+ 65. Kh4 Ka5 66. Rd4 Rg7 67. Rc4 Ka6 68. Rf4 Rh7 69. Rf6 Ka7 70. Rh6 Rg7 71. Kxh5 Kb6 72. a5+ Kxa5 73. g6 fxg6+ 74. Rxg6 Re7 1-0

[Event "PER LIPEAD40 sf Gr08 email"]
[Site "ICCF email"]
[Date "2014.06.15"]
[Round "?"]
[White "Teeriaho, Tuomo"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2362"]
[BlackElo "2398"]
[PlyCount "38"]
[EventDate "2014.??.??"]
[EventType "tourn (corr)"]
[EventRounds "16"]
[EventCountry "PER"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Nf3 Nc6 10. Be2 h6 11. 0-0 c4 12. Ra2 Bd7 13. h4 0-0-0 14. Rb1 Rf8 15. Qg3 Kb8 16. Nh2 Ka8 17. Bc1 Rh7 18. Ng4 b6 19. Bf4 Bc8 1/2-1/2

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Bochev, Krasimir"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2396"]
[BlackElo "2398"]
[PlyCount "60"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Bulgaria"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 c6 7. Nc3 Qa5 8. e4 e5 9. h3 Nbd7 10. Re1 exd4 11. Nxd4 Ne5 12. Bf1 Re8 13. Rb1 a6 14. Be3 b5 15. cxb5 cxb5 16. a4 b4 17. Nd5 Nxd5 18. exd5 Bb7 19. Bg2 Nc4 20. Nc6 Bxc6 21. dxc6 Nxe3 22. fxe3 Re5 23. Qb3 Rd8 24. Rbd1 d5 25. Re2 Bh6 26. Kh2 Kg7 27. Rd4 Qb6 28. Rxd5 Rdxd5 29. Bxd5 Bxe3 30. Qc4 a5 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Boychuk, Taras"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2527"]
[BlackElo "2398"]
[PlyCount "65"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Ukraine"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "UKR"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7 11. Bf4 Nh5 12. Bxd6 Qf6 13. Nc2 Nf4 14. Rf2 Nxe2 15. Rxe2 Ne5 16. Ne3 Be6 17. c5 b6 18. Qc2 bxc5 19. Na4 c4 20. Nc5 Nd3 21. Nxc4 Nb4 22. Nd7 Qe7 23. Bxe7 Nxc2 24. Rxc2 Rxe7 25. Nde5 f5 26. Nxc6 Rc7 27. Ne3 fxe4 28. fxe4 Re8 29. Nd5 Rf7 30. Rb1 Bd7 31. Rc4 Bxb2 32. h3 Bg7 33. a4 1/2-1/2

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Cottegnie, Francis"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2368"]
[BlackElo "2398"]
[PlyCount "37"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Belgium"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 d6 6. h3 c5 7. c3 b6 8. 0-0 Bb7 9. a4 a6 10. Nbd2 Nbd7 11. Bh2 Ra7 12. Re1 Qa8 13. c4 cxd4 14. exd4 Re8 15. Bf1 a5 16. Ra3 d5 17. Rc3 e6 18. Nb1 dxc4 19. Na3 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Dahlstroem, Rickard"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2467"]
[BlackElo "2398"]
[PlyCount "63"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. Nge2 Qa5 8. Nc1 cxd4 9. Nb3 Qh5 10. Nxd4 Nc6 11. Qd2 Nxd4 12. Bxd4 Be6 13. Be2 Qa5 14. Rc1 Rfc8 15. b3 a6 16. Be3 b5 17. Nd5 Qxd2+ 18. Kxd2 Nxd5 19. cxd5 Bd7 20. Rxc8+ Rxc8 21. Rc1 Rxc1 22. Kxc1 e6 23. dxe6 fxe6 24. Bf4 e5 25. Be3 Kf7 26. Kc2 Bf6 27. Kc3 Bh4 28. g3 Bd8 29. Bf1 Kg7 30. b4 g5 31. a4 Kf7 32. axb5 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Horvat, Milan"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2448"]
[BlackElo "2398"]
[PlyCount "38"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Slovenia"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SLO"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 Nc6 9. h5 h6 10. Nf3 Nge7 11. Rh4 c4 12. Rf4 Bd7 13. Nh4 Rf8 14. g3 0-0-0 15. Bh3 Rde8 16. Kf1 Kb8 17. Qc1 b6 18. Kg1 Ka8 19. Ra2 Nd8 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Pasko, Peter"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2513"]
[BlackElo "2398"]
[PlyCount "78"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Slovakia"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Nf3 Nc6 10. Be2 h6 11. 0-0 c4 12. Ra2 Bd7 13. Qh4 Rh7 14. Rb1 b6 15. h3 Rg7 16. Nh2 g5 17. Qh5 0-0-0 18. h4 gxh4 19. Qxh4 Rf8 20. Ng4 Rh7 21. Qh3 f6 22. exf6 Nxf6 23. Nxf6 Rxf6 24. Bh5 Rf8 25. Re1 Kb7 26. Qg3 Ne7 27. Qd6 Qc6 28. Qh2 Qc7 29. Qxc7+ Kxc7 30. a4 Rf5 31. g4 Rf6 32. a5 b5 33. Kg2 Nc6 34. f3 Rh8 35. Rf1 e5 36. dxe5 Nxe5 37. Be3 Rg8 38. Raa1 Rf5 39. Kh1 Rxf3 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Pezzica, Giuseppe"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2574"]
[BlackElo "2398"]
[PlyCount "117"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Italy"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "ITA"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Na6 7. Qd2 e5 8. d5 Qe8 9. Bd1 Bd7 10. Nge2 Nh5 11. 0-0 f5 12. exf5 gxf5 13. Ng3 Nxg3 14. fxg3 Qg6 15. Be3 Nc5 16. Bc2 a5 17. b3 Qg4 18. Rae1 b6 19. Rf2 Rf7 20. Ne2 h5 21. Ref1 Raf8 22. h3 Qg6 23. Kh2 Kh7 24. Ng1 Rg8 25. Bg5 Bc8 26. h4 Rgf8 27. Nh3 Kh8 28. Be3 Kg8 29. Ng5 Re7 30. a3 e4 31. Nh3 Qh7 32. Nf4 Nd7 33. Bd1 Nf6 34. Bd4 Bd7 35. b4 axb4 36. axb4 e3 37. Bxe3 Rfe8 38. Bd4 Ne4 39. Qd3 Nxf2 40. Bxf2 Be5 41. Nxh5 Rf8 42. Nf4 Bxf4 43. gxf4 Qh6 44. Qd2 Be8 45. Be2 Bh5 46. Bd3 Qf6 47. Qc2 Bg4 48. c5 bxc5 49. bxc5 Rb8 50. cxd6 cxd6 51. Rb1 Rxb1 52. Qxb1 Kg7 53. Qb6 Kf7 54. Ba6 Re4 55. Bc8 Rxf4 56. Be6+ Kg6 57. Kg1 Qa1+ 58. Kh2 Qf6 59. Kg1 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Rawlings, Alan JC"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "2411"]
[BlackElo "2398"]
[PlyCount "53"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "England"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. Nge2 Qa5 8. Nc1 cxd4 9. Nb3 Qh5 10. Nxd4 Nc6 11. Be2 Nxd4 12. Bxd4 Qh4+ 13. g3 Qh3 14. Bf1 Qh5 15. Bg2 Qa5 16. 0-0 Bd7 17. Re1 a6 18. a3 Rfc8 19. e5 dxe5 20. Bxe5 Qb6+ 21. Bd4 Qd8 22. c5 Bc6 23. f4 Rc7 24. Bxc6 bxc6 25. Be5 Rd7 26. Qf3 Nd5 27. Bxg7 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Bauer, Robert"]
[Result "1/2-1/2"]
[ECO "E74"]
[WhiteElo "2398"]
[BlackElo "2566"]
[PlyCount "85"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Germany"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 h6 8. Be3 e6 9. Qd2 exd5 10. exd5 Kh7 11. h3 Re8 12. Nf3 Bf5 13. 0-0 Ne4 14. Nxe4 Bxe4 15. Rae1 Nd7 16. Bf4 b5 17. Bxd6 bxc4 18. Bg3 Nb6 19. d6 Qd7 20. Qc1 Bd5 21. Bd1 Be4 22. Be2 Bd5 23. Bd1 Rxe1 24. Rxe1 Re8 25. Rxe8 Qxe8 26. Qd2 Bc6 27. Kh2 Qe6 28. Qa5 Bxb2 29. Qxa7 Nd7 30. Qc7 Qd5 31. Ng5+ hxg5 32. Bf3 c3 33. Bxd5 Bxd5 34. Qxd7 c2 35. Qb5 c1Q 36. d7 Bf6 37. d8Q Bxd8 38. Qd7 Bf6 39. Qxd5 Kg7 40. Bd6 Bd4 41. Be5+ Bxe5+ 42. Qxe5+ Kh7 43. Qc7 1/2-1/2

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Begliy, Mikhail"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2398"]
[BlackElo "2401"]
[PlyCount "133"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Ukraine"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "UKR"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Nd7 8. Nf3 0-0 9. Be2 c5 10. 0-0 cxd4 11. cxd4 Nc5 12. dxc5 Bxa1 13. e5 Qc7 14. Qf4 Bc3 15. Qe3 Qa5 16. Qh6 f6 17. Bc4+ e6 18. h4 Qxc5 19. h5 Qxc4 20. hxg6 Qc7 21. Ba3 Qg7 22. gxh7+ Kh8 23. Qxg7+ Kxg7 24. Rc1 Rf7 25. Rxc3 Kxh7 26. exf6 Rxf6 27. Ne5 Kg8 28. Bb2 Rf5 29. Rg3+ Kh7 30. Rh3+ Kg8 31. Ng4 Rc5 32. Nf6+ Kf7 33. Ne4 Rc6 34. Rh7+ Kg6 35. Rg7+ Kf5 36. Ng3+ Kf4 37. Bd4 Rc4 38. Bf6 Rc5 39. Rh7 Rg5 40. Bxg5+ Kxg5 41. Ne4+ Kf4 42. Nd6 Ke5 43. Nb5 a6 44. f4+ Ke4 45. Nd6+ Kd5 46. Ne8 Kc6 47. Rc7+ Kb6 48. Re7 Bd7 49. Nf6 Bb5 50. Rxe6+ Kc5 51. f5 Kd4 52. Re4+ Kd3 53. Rf4 Bc4 54. Rf2 Rf8 55. Nd7 Re8 56. f6 Bf7 57. Nc5+ Kd4 58. Nxb7 Rf8 59. Nd6 Bd5 60. Nf5+ Ke5 61. Ne7 Be4 62. f7 Kd6 63. Nf5+ Ke6 64. Nh6 Bg6 65. g4 a5 66. g5 Ke7 67. Nf5+ 1-0

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Bennett, Peter G"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2398"]
[BlackElo "2306"]
[PlyCount "38"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Scotland"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SCO"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 c5 9. e4 Nd7 10. Bf4 cxd4 11. cxd4 Rc8 12. Qb3 Be7 13. Bd3 Nf6 14. Qb5+ Bc6 15. Qb1 0-0 16. 0-0 Qd7 17. Re1 Ba4 18. Bd2 h6 19. Qb2 Rfd8 1/2-1/2

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Ciucurel, Sorin Marius"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2398"]
[BlackElo "2460"]
[PlyCount "34"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Romania"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ROU"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Bxb4 Ndxb4 9. 0-0 Rb8 10. Nc3 a6 11. Ne5 0-0 12. Nxc6 Nxc6 13. Bxc6 bxc6 14. Qxc4 Qd6 15. Ne4 Qd5 16. Qc2 e5 17. dxe5 Qxe5 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Elent, Michael"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2398"]
[BlackElo "2461"]
[PlyCount "37"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Israel"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ISR"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 a5 8. axb5 Bxc3 9. Bxc3 cxb5 10. b3 Bb7 11. bxc4 b4 12. Bb2 Nf6 13. Bd3 Nbd7 14. 0-0 0-0 15. Nd2 Qc7 16. Bc2 Rfd8 17. f4 h6 18. Qe2 Nb6 19. Rab1 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Isolfsson, Eggert"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2398"]
[BlackElo "2416"]
[PlyCount "54"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 Be7 9. e4 0-0 10. Bd3 c5 11. 0-0 Qc7 12. Qe2 Nd7 13. e5 Rfd8 14. h4 Rac8 15. Rd1 h6 16. Be3 Nf8 17. h5 Nd7 18. Ne1 Bd5 19. a4 cxd4 20. cxd4 Nb8 21. Rac1 Qb7 22. Rb1 Qc6 23. Qg4 Kh8 24. Bd2 a5 25. Be3 Qb7 26. Bd2 Qc6 27. Bb5 Qb7 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Poleshchuk, Nikolai Nikolaevich"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2398"]
[BlackElo "2483"]
[PlyCount "73"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Russia"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4 Nxc3 9. bxc3 0-0 10. Bd3 c5 11. 0-0 Qc7 12. Qe2 Nc6 13. d5 Na5 14. c4 Nb3 15. Rb1 Nxc1 16. Rfxc1 Rae8 17. Qc2 g5 18. h3 f5 19. exf5 exd5 20. cxd5 Bxd5 21. Bc4 Bxc4 22. Qxc4+ Kh8 23. g4 Bf6 24. a4 h5 25. Kg2 hxg4 26. Qxg4 Re7 27. a5 Ref7 28. Re1 bxa5 29. Re4 Qd7 30. Rbe1 a4 31. Rxa4 Qd5 32. Ree4 a5 33. Kg1 Kg8 34. Re2 Bd4 35. Nxd4 cxd4 36. Rxd4 Qxf5 37. Rde4 1/2-1/2

[Event "EU-chT9 fin email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.6"]
[White "Ritsema, Ronald JE"]
[Black "Polsterer, Heinz"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2398"]
[BlackElo "2409"]
[PlyCount "52"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Austria"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "AUT"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Qe8 8. Re1 Qf7 9. e4 fxe4 10. Nxe4 Nc6 11. Nc3 Ng4 12. Re4 e5 13. dxe5 dxe5 14. Re2 Kh8 15. Nd5 h6 16. h3 Nf6 17. Be3 Rd8 18. Rc1 Nxd5 19. cxd5 Rxd5 20. Rd2 Rxd2 21. Qxd2 g5 22. h4 Bg4 23. Nh2 Rd8 24. Qe1 Bf5 25. hxg5 hxg5 26. Bxg5 Rd6 1/2-1/2

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Ritsema, Ronald JE"]
[Black "Salvador Marques, Carlos"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2398"]
[BlackElo "2358"]
[PlyCount "35"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Portugal"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "POR"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Ne5 Nc6 8. Bxc6 bxc6 9. Nxc6 Qe8 10. Nxe7+ Qxe7 11. Qa4 e5 12. dxe5 Qxe5 13. Qxc4 Be6 14. Qd3 Rad8 15. Qe3 Qh5 16. f3 Bc4 17. Nc3 Rfe8 18. Qg5 1/2-1/2

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Satici, Aykut Cihan"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2410"]
[BlackElo "2398"]
[PlyCount "43"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Turkey"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 Be6 8. Ne2 Nge7 9. Ng3 Qd7 10. 0-0 Na5 11. Qh5 0-0-0 12. Re1 Rde8 13. h3 g6 14. Qf3 Nf5 15. Nxf5 Bxf5 16. Bf4 f6 17. Rab1 Rxe1+ 18. Rxe1 Rf8 19. Qe2 Bxd3 20. cxd3 b6 21. Qf3 Nc6 22. Bd2 1/2-1/2

[Event "EU-chT10 sf2 email"]
[Site "ICCF email"]
[Date "2014.06.10"]
[Round "?.4"]
[White "Vaitonis, Vytautas"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2439"]
[BlackElo "2398"]
[PlyCount "40"]
[EventDate "2014.??.??"]
[EventType "team-tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2017"]
[Source "ChessBase"]
[SourceDate "2017.09.19"]
[SourceVersion "1"]
[SourceVersionDate "2017.09.19"]
[SourceQuality "1"]
[WhiteTeam "Lithuania"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "LTU"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 c5 6. d5 h6 7. Bf4 d6 8. e4 e6 9. dxe6 Bxe6 10. Be2 Re8 11. 0-0 Qb6 12. Rb1 Nc6 13. Re1 Bg4 14. h3 Bxf3 15. Bxf3 Nd4 16. Qd3 a6 17. Bd1 Qc6 18. a4 Rad8 19. a5 Qc7 20. Ra1 Nc6 1/2-1/2

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.09"]
[Round "6"]
[White "Kampman, Tijmen"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2091"]
[BlackElo "2011"]
[PlyCount "18"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. b3 d5 4. Bb2 Nc6 5. Bg2 Be6 6. d3 Be7 7. Nd2 Qd7 8. Ngf3 d4 9. h3 0-0 1/2-1/2

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.09"]
[Round "7"]
[White "Roos, Adrian"]
[Black "Ritsema, Ronald JE"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2201"]
[BlackElo "2011"]
[PlyCount "62"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. Be3 exd4 8. Nxd4 Re8 9. f3 c6 10. Bf2 d5 11. exd5 cxd5 12. 0-0 Nc6 13. c5 Re5 14. Bb5 Bd7 15. Qa4 Qc8 16. Rfe1 Rxe1+ 17. Rxe1 a6 18. Bxc6 Bxc6 19. Qc2 a5 20. b3 Nd7 21. Nde2 Qf8 22. Nb1 Rc8 23. a3 Bb5 24. Nec3 Bc6 25. b4 axb4 26. axb4 d4 27. Ne2 b6 28. Nxd4 bxc5 29. Nxc6 Rxc6 30. Qa4 Qc8 31. bxc5 Kf8 1/2-1/2

