[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "1"]
[White "Bertok, Mario"]
[Black "Crabbendam, H."]
[Result "0-1"]
[PlyCount "52"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 b6 8. Nf3
Bb7 9. Be2 Nd7 10. Bg5 Qf5 11. O-O h6 12. Be3 Be7 13. Qa4 Qe4 14. Rfd1 Bc6 15.
Qb3 O-O 16. h3 Qg6 17. d5 Bb7 18. a4 a5 19. dxe6 Nc5 20. Bxc5 Bxc5 21. e7 Rfe8
22. Bd3 Qg3 23. Kh1 Bxf2 24. Be2 Rxe7 25. Ra2 Rae8 26. Qb1 Bxf3 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "1"]
[White "Karaklajic, Nikola"]
[Black "De Rooi, Paul"]
[Result "1-0"]
[PlyCount "67"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 d5 4. exd5 e4 5. Qe2 Bd6 6. d3 O-O 7. dxe4 Nxe4 8.
Be3 Bg4 9. h3 Bh5 10. Nbd2 Nc5 11. O-O-O Nbd7 12. g4 Bg6 13. h4 Re8 14. h5 Be4
15. Nxe4 Nxe4 16. g5 f5 17. Nd4 Ne5 18. Bb5 f4 19. Ne6 Rxe6 20. dxe6 fxe3 21.
Qxe3 a6 22. Ba4 Nc5 23. f4 Nc4 24. Qd4 Nxa4 25. e7 Qxe7 26. Qxc4+ Kh8 27. Qxa4
b5 28. Qd4 Rf8 29. Rhe1 Qf7 30. Kb1 Kg8 31. h6 g6 32. Re6 Bxf4 33. Rf6 Qc4 34.
Rxf4 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "1"]
[White "Kerkhoff, Leo"]
[Black "Wade, Robert G"]
[Result "1/2-1/2"]
[PlyCount "100"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Bd3 g6 7. Ne2 Bg7 8. Be3
O-O 9. Nbc3 Nc6 10. b3 e5 11. d5 Ne7 12. O-O Nf5 13. Bc1 a5 14. Ba3 Re8 15. Rc1
Bf8 16. Nb5 a4 17. Nec3 axb3 18. Qxb3 Bd7 19. Bb4 Bxb5 20. Nxb5 Nd4 21. Nxd4
exd4 22. Rfe1 Rxe1+ 23. Rxe1 Na4 24. g3 b6 25. Qd1 Bg7 26. Qe2 Bf6 27. Bc2 Nc3
28. Bxc3 dxc3 29. Bb3 Kg7 30. Qe3 h5 31. Kg2 Qc7 32. f4 Ra7 33. Re2 Qd8 34. Qd3
Re7 35. Kf3 Rxe2 36. Qxe2 Qd7 37. Qe3 b5 38. c5 dxc5 39. Qxc5 Qg4+ 40. Kf2 Qh3
41. Kg1 Qf5 42. Qf2 Qd3 43. Kg2 Bd4 44. Qc2 Qe3 45. d6 Qg1+ 46. Kh3 Qf1+ 47.
Qg2 Qxg2+ 48. Kxg2 Kf8 49. Kf3 Bc5 50. d7 Bb6 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "1"]
[White "Kieninger, Georg"]
[Black "Van der Lijn, Dick"]
[Result "1/2-1/2"]
[PlyCount "82"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. f3 Nxd4 7. Qxd4 d6 8.
Nc3 Bg7 9. Be3 O-O 10. Qd2 Be6 11. Rc1 Qa5 12. Be2 Rfc8 13. b3 a6 14. Na4 Qxd2+
15. Kxd2 Nd7 16. Rc2 Rc6 17. Nc3 Rac8 18. Rhc1 Kf8 19. Nd5 Bxd5 20. cxd5 Rxc2+
21. Rxc2 Rxc2+ 22. Kxc2 Ke8 23. b4 Kd8 24. a4 Kc8 25. Kb3 Kc7 26. a5 Kc8 27. f4
Kc7 28. Ka4 Bc3 29. Kb3 Bg7 30. g4 Kc8 31. g5 Kc7 32. h4 h5 33. Bc4 Kd8 34. Kc2
Bh8 35. Kd3 Bb2 36. Bd2 Nf8 37. Be3 Nd7 38. Kc2 Bg7 39. Kb3 Bh8 40. Be2 Kc7 41.
Bc4 Kd8 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "1"]
[White "Krabbe, Tim"]
[Black "Enklaar, Bert"]
[Result "0-1"]
[PlyCount "46"]

1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Nc3 Bh4+ 5. Ke2 Bg5 6. Kf2 Bh6 7. Bc4 d6 8.
e5 dxe5 9. Re1 Nc6 10. d4 Nf6 11. Nxe5 O-O 12. Nxc6 bxc6 13. Be2 Ng4+ 14. Kg1
Re8 15. h3 Ne3 16. Bxe3 fxe3 17. Bf3 Rb8 18. Bxc6 Re6 19. Bd5 Rf6 20. Bb3 Rf2
21. Ne4 Qh4 22. Qd3 Rxg2+ 23. Kxg2 Bxh3+ 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "2"]
[White "De Rooi, Paul"]
[Black "Crabbendam, H."]
[Result "1-0"]
[PlyCount "57"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. Bg2 d4 5. Ne4 Nfd7 6. f4 c5 7. Nf3 Nc6 8. d3 f5
9. Nf2 Bd6 10. O-O O-O 11. e4 e5 12. exf5 exf4 13. Ne4 Bb8 14. Nfg5 Rxf5 15.
Ne6 Qe7 16. Nxf4 Bxf4 17. Bxf4 Nde5 18. Qd2 h6 19. Rae1 Bd7 20. g4 Rff8 21. g5
Rxf4 22. Rxf4 hxg5 23. Nxg5 g6 24. Bd5+ Kg7 25. Rf7+ Nxf7 26. Rxe7 Nxe7 27.
Bxf7 Bf5 28. Qf4 Rf8 29. Qe5+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "2"]
[White "Enklaar, Bert"]
[Black "Bertok, Mario"]
[Result "0-1"]
[PlyCount "84"]

1. e4 c5 2. Nf3 g6 3. d3 Bg7 4. g3 Nc6 5. Bg2 d6 6. O-O Nf6 7. Nbd2 O-O 8. a4
Be6 9. Ng5 Bd7 10. f4 Na5 11. f5 Qc8 12. Qf3 Nc6 13. Nb3 c4 14. dxc4 Ne5 15.
Qf4 Qxc4 16. Rf2 h6 17. Nf3 Neg4 18. e5 Qxf4 19. gxf4 dxe5 20. fxe5 Ne4 21. Re2
gxf5 22. h3 Nxe5 23. Nxe5 Bxe5 24. Bxh6 Rfc8 25. c3 Kh7 26. Bc1 Rg8 27. Nd4 Rg6
28. Nf3 Bd6 29. Be3 Rag8 30. Bxa7 Rg3 31. Kf1 Ra8 32. Bf2 Bb5 33. Nd4 Bxe2+ 34.
Nxe2 Rg6 35. Nd4 e6 36. a5 Rag8 37. Bf3 Bg3 38. Be3 Bh4 39. Ne2 e5 40. Ra4 Rd8
41. Nc1 Ng3+ 42. Ke1 e4 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "2"]
[White "Karaklajic, Nikola"]
[Black "Kerkhoff, Leo"]
[Result "1-0"]
[PlyCount "51"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8.
Nc3 Qa5 9. Nxe4 Be6 10. Bd2 Qf5 11. Bg5 h6 12. Bh4 Bc5 13. b4 Bb6 14. a4 a6 15.
b5 axb5 16. axb5 Rxa1 17. Qxa1 Na5 18. Nxd4 Bxd4 19. Qxd4 O-O 20. Bf6 Qg6 21.
Re3 Re8 22. Bxg7 Qxg7 23. Rg3 Bg4 24. Rxg4 Qxg4 25. Nf6+ Kf8 26. Nh7+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "2"]
[White "Van der Lijn, Dick"]
[Black "Krabbe, Tim"]
[Result "1/2-1/2"]
[PlyCount "50"]

1. c4 Nf6 2. Nc3 c6 3. d4 d5 4. cxd5 cxd5 5. e3 e6 6. Bd3 Nc6 7. f4 Nd7 8. Nf3
f5 9. O-O Be7 10. Ne5 O-O 11. g4 Ndxe5 12. fxe5 g6 13. gxf5 gxf5 14. Qh5 Bd7
15. Kh1 Qe8 16. Qh6 Kh8 17. Rg1 Rg8 18. Bd2 Qf7 19. Ne2 Rxg1+ 20. Rxg1 Rg8 21.
Rxg8+ Qxg8 22. Qh3 Qf7 23. Qh6 Qg8 24. Qh3 Qf7 25. Qh6 Qg8 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "2"]
[White "Wade, Robert G"]
[Black "Kieninger, Georg"]
[Result "1-0"]
[PlyCount "89"]

1. d4 c5 2. d5 e5 3. Nf3 Ne7 4. e4 d6 5. Nc3 a6 6. a4 Ng6 7. h4 h5 8. Be2 Bg4
9. Ng5 Bxe2 10. Qxe2 Be7 11. g3 Nd7 12. a5 Bf6 13. Bd2 Qe7 14. Ra3 Rc8 15. Rb3
Rc7 16. Na4 Qf8 17. Qc4 Bxg5 18. hxg5 Ne7 19. Nb6 Nxb6 20. axb6 Rc8 21. Ra3 Ra8
22. f4 f6 23. fxe5 fxe5 24. Rf1 Qg8 25. Qa4+ Kd8 26. g6 Qe8 27. Rf7 Rf8 28.
Qxe8+ Kxe8 29. Rxg7 Rd8 30. b4 Rd7 31. bxc5 dxc5 32. Rc3 Rf6 33. Rh7 Nxg6 34.
Rxh5 Rxb6 35. Rxc5 Rf7 36. Rh6 Rbf6 37. Bg5 Rf1+ 38. Kd2 R1f2+ 39. Kc1 Ne7 40.
Rc7 Ng8 41. Rc8+ Kd7 42. Rxg8 Rg2 43. Rf6 Rh7 44. Rb6 Rhh2 45. Rxb7+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "3"]
[White "Bertok, Mario"]
[Black "Van der Lijn, Dick"]
[Result "1-0"]
[PlyCount "67"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Be7 7. Bg2 Be6 8. O-O
Nf6 9. dxc5 Bxc5 10. Na4 Be7 11. Be3 Qa5 12. a3 Ne4 13. Nd4 Nxd4 14. Bxd4 O-O
15. Nc3 Nxc3 16. Bxc3 Qd8 17. Qd2 Qd7 18. Rfd1 Rfd8 19. Rac1 Qa4 20. Qe3 Rd7
21. Rd2 Rad8 22. Bd4 b6 23. Rdc2 h6 24. h4 Qa6 25. Rc6 Bd6 26. Bf3 Qb7 27. b4
Qb8 28. Qc3 f5 29. Qb3 Bxg3 30. Rxe6 Bh2+ 31. Kg2 Qf4 32. Qe3 Qxh4 33. Rh1 f4
34. Qe5 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "3"]
[White "Crabbendam, H."]
[Black "Enklaar, Bert"]
[Result "1-0"]
[PlyCount "49"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Ne2 c5 8. c3
cxd4 9. Nxd4 Ne5 10. Bb5+ Bd7 11. Qe2 Nc6 12. Nxc6 bxc6 13. Bd3 Bd6 14. O-O Qc7
15. f4 O-O 16. Be3 Rae8 17. Rad1 h6 18. Nh7 e5 19. Nxf6+ gxf6 20. f5 e4 21. Bc4
Bxh2+ 22. Kh1 Rd8 23. Qh5 Bxf5 24. Rxd8 Rxd8 25. Qxf5 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "3"]
[White "Kerkhoff, Leo"]
[Black "De Rooi, Paul"]
[Result "1-0"]
[PlyCount "47"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Nxe5 Qe7 5. Nf3 Nc6 6. Be2 Bxc3 7. dxc3 Nxe4
8. O-O d6 9. Re1 Be6 10. Bb5 d5 11. c4 O-O-O 12. Qe2 Nf6 13. Bxc6 bxc6 14. cxd5
Rxd5 15. Qa6+ Kd7 16. c4 Rd6 17. Bf4 Rc8 18. Bxd6 cxd6 19. Qxa7+ Rc7 20. Qd4 c5
21. Qd3 h6 22. Rad1 Rb7 23. Qa3 Ke8 24. Qa8+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "3"]
[White "Kieninger, Georg"]
[Black "Karaklajic, Nikola"]
[Result "0-1"]
[PlyCount "106"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bf5 6. Nc3 Nbd7 7. Nge2 Nb6
8. Bb3 Nfxd5 9. Nxd5 Nxd5 10. d4 g6 11. Ng3 Bg7 12. O-O O-O 13. Re1 c6 14. c3
Re8 15. Nxf5 gxf5 16. Bxd5 Qxd5 17. Qb3 b5 18. Bf4 a5 19. Be5 f6 20. Bg3 Qxb3
21. axb3 Kf7 22. Ra2 Ra7 23. Rea1 Rea8 24. Bf2 Ra6 25. Kf1 e5 26. Ke2 Bf8 27.
b4 a4 28. Kd3 h5 29. g3 Bd6 30. Be3 Ke6 31. Ra3 Kd5 32. dxe5 fxe5 33. Rd1 Ke6
34. Rda1 Be7 35. Ke2 Rg8 36. Bf2 Rd8 37. Be3 Rg8 38. Bf2 Bf6 39. Rd1 Raa8 40.
Raa1 Rad8 41. Bb6 Rxd1 42. Rxd1 Ra8 43. Bc5 Rd8 44. Rxd8 Bxd8 45. Kd3 Kd5 46.
h3 Bg5 47. Ba7 e4+ 48. fxe4+ fxe4+ 49. Kc2 Kc4 50. g4 h4 51. Bb6 e3 52. Bc5 Bf4
53. Be7 Bg3 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "3"]
[White "Krabbe, Tim"]
[Black "Wade, Robert G"]
[Result "1-0"]
[PlyCount "67"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Bc4 h5 7. Bf4 Qb6 8.
Qd3 Na6 9. c3 Nc7 10. O-O-O Nd5 11. Bd2 Bg4 12. f3 Be6 13. Ne2 O-O-O 14. Nf4
Nxf4 15. Bxf4 Bxc4 16. Qxc4 e6 17. Rhe1 Bd6 18. Bxd6 Rxd6 19. f4 Rd5 20. f5 Re8
21. fxe6 fxe6 22. Qd3 Rg5 23. Qh3 f5 24. Re5 Qd8 25. Rde1 Qf6 26. Qf3 h4 27.
Qf2 Rgg8 28. d5 Qg5+ 29. Kb1 cxd5 30. Qxa7 Qxg2 31. c4 dxc4 32. Rd1 Re7 33.
Rc5+ Rc7 34. Qa8# 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "4"]
[White "De Rooi, Paul"]
[Black "Enklaar, Bert"]
[Result "0-1"]
[PlyCount "80"]

1. c4 c5 2. Nc3 e6 3. Nf3 d5 4. cxd5 exd5 5. d4 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O
O-O 9. h3 Be6 10. Be3 Qd7 11. Ne5 Qc8 12. Nxc6 bxc6 13. Kh2 Rb8 14. b3 cxd4 15.
Bxd4 c5 16. Be5 Rb4 17. a3 Rb6 18. Nxd5 Nxd5 19. Bxd5 Bxh3 20. Rh1 Rd8 21. Kg1
Qf5 22. e4 Qxe5 23. Rxh3 Bf6 24. Ra2 Qxe4 25. Re2 Qf5 26. Rh5 Qxh5 27. Re8+
Rxe8 28. Qxh5 g6 29. Qf3 Kg7 30. Qf4 Re7 31. Qc4 Bd4 32. b4 Rf6 33. bxc5 Bxf2+
34. Kg2 Re3 35. g4 Rg3+ 36. Kh2 g5 37. Bxf7 Rxf7 38. Qe6 Re3 39. Qd5 Bg3+ 40.
Kg1 Re5 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "4"]
[White "Karaklajic, Nikola"]
[Black "Krabbe, Tim"]
[Result "1-0"]
[PlyCount "79"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Be6 8.
b3 Nd7 9. Bb2 f6 10. d4 Bd6 11. Nbd2 Qe7 12. dxe5 fxe5 13. Qe3 h6 14. Ne1 O-O
15. Nd3 Bg4 16. Nc4 Rae8 17. f3 Bh5 18. Rad1 Bf7 19. Nxd6 cxd6 20. Ba3 Nf6 21.
Rf2 Rd8 22. Rfd2 Rd7 23. g4 Rfd8 24. g5 hxg5 25. Qxg5 Ne8 26. h4 Be6 27. Qxe7
Rxe7 28. Nxe5 Bxb3 29. Nxc6 bxc6 30. axb3 Re6 31. Kf2 Kf7 32. Rd4 Rh6 33. Bc1
Rh5 34. Bg5 Rd7 35. Rc4 Rc7 36. Ra1 d5 37. Rc5 dxe4 38. Rxa6 exf3 39. Rcxc6 Rd7
40. Kxf3 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "4"]
[White "Kerkhoff, Leo"]
[Black "Kieninger, Georg"]
[Result "1/2-1/2"]
[PlyCount "56"]

1. e4 e6 2. d4 d5 3. e5 b6 4. c3 Qd7 5. Bd3 Ba6 6. Bc2 c5 7. Ne2 Nc6 8. a3 h5
9. Be3 g6 10. Nd2 Nh6 11. b4 Ng4 12. Qb1 Ne7 13. a4 Bh6 14. Bxh6 Nxh6 15. b5
Bb7 16. Nf3 c4 17. Nf4 a5 18. Ng5 O-O-O 19. h4 Rdf8 20. Qd1 Kb8 21. Qe2 Bc8 22.
O-O-O Nef5 23. g3 Qe7 24. Kb2 Bd7 25. Rh3 Ng7 26. f3 Nhf5 27. Qf2 Rh6 28. Re1
Rfh8 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "4"]
[White "Van der Lijn, Dick"]
[Black "Crabbendam, H."]
[Result "0-1"]
[PlyCount "44"]

1. b4 Nf6 2. Bb2 e6 3. b5 a6 4. a4 d5 5. e3 axb5 6. axb5 Rxa1 7. Bxa1 Nbd7 8.
Nf3 Bd6 9. d4 c5 10. bxc6 bxc6 11. Nbd2 O-O 12. c4 Ba6 13. Qa4 Qa8 14. Qd1 Bb4
15. cxd5 cxd5 16. Bb2 Ne4 17. Qa1 Bxf1 18. Qxa8 Rxa8 19. Rxf1 Ra2 20. Bc1 Nb6
21. Kd1 Nc3+ 22. Ke1 Rc2 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "4"]
[White "Wade, Robert G"]
[Black "Bertok, Mario"]
[Result "1/2-1/2"]
[PlyCount "60"]

1. d4 g6 2. d5 c5 3. e4 Bg7 4. h4 h5 5. Nf3 d6 6. Ng5 Na6 7. a4 Nc7 8. Na3 Nf6
9. Nc4 O-O 10. Be2 Rb8 11. Bf4 b6 12. c3 Ba6 13. Ne3 Bxe2 14. Qxe2 a6 15. O-O
b5 16. Rfd1 Nd7 17. axb5 axb5 18. Bg3 b4 19. c4 Ra8 20. f4 Ne8 21. e5 dxe5 22.
fxe5 Rxa1 23. Rxa1 Bxe5 24. Bxe5 Nxe5 25. Nf5 gxf5 26. Qxe5 Ng7 27. Qe3 Qd6 28.
Ra7 Re8 29. b3 Kf8 30. Nh7+ Kg8 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "5"]
[White "Bertok, Mario"]
[Black "Karaklajic, Nikola"]
[Result "1/2-1/2"]
[PlyCount "63"]

1. c4 e6 2. Nf3 Nf6 3. d4 d5 4. g3 dxc4 5. Qa4+ Qd7 6. Qxc4 Qc6 7. Nbd2 Qxc4 8.
Nxc4 b6 9. Bg2 Bb7 10. O-O Nbd7 11. b3 Be7 12. Bb2 O-O 13. Rac1 c5 14. Rfd1
Rfd8 15. Nfe5 Bxg2 16. Kxg2 Rac8 17. dxc5 Bxc5 18. Nxd7 Nxd7 19. Nd6 Bxd6 20.
Rxd6 Rxc1 21. Bxc1 Kf8 22. Bb2 Ke7 23. Rc6 Nf6 24. Rc7+ Rd7 25. Rxd7+ Kxd7 26.
f3 Ne8 27. e4 f6 28. Kf2 e5 29. Ke3 g6 30. f4 exf4+ 31. Kxf4 Ke6 32. e5 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "5"]
[White "Crabbendam, H."]
[Black "Wade, Robert G"]
[Result "1/2-1/2"]
[PlyCount "45"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8.
Qd2 O-O 9. Rd1 d5 10. O-O Nxd4 11. Bxd4 Nxe4 12. Nxe4 dxe4 13. Qc3 Bxd4 14.
Rxd4 Qb6 15. Rxe4 Bf5 16. Rxe7 Rac8 17. Qb3 Rxc2 18. Bc4 Qxb3 19. axb3 b5 20.
Bxb5 Be6 21. Rxa7 Rb8 22. Bc4 Bxc4 23. bxc4 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "5"]
[White "Enklaar, Bert"]
[Black "Van der Lijn, Dick"]
[Result "1/2-1/2"]
[PlyCount "60"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. e3 Bb4+ 5. Bd2 Be7 6. Nc3 O-O 7. Bd3 dxc4 8.
Bxc4 c5 9. dxc5 Bxc5 10. O-O Nc6 11. Rc1 Bd6 12. e4 Ne5 13. Nxe5 Bxe5 14. Qe2
a6 15. Rfd1 Qc7 16. g3 b5 17. Bd3 Qe7 18. Be3 Bb7 19. f4 Bxc3 20. Rxc3 Rfc8 21.
Bd4 Nd7 22. e5 Rxc3 23. Bxc3 Qc5+ 24. Qf2 Qc6 25. Kf1 Nc5 26. Bc2 Rc8 27. Rd6
Qh1+ 28. Qg1 Qf3+ 29. Qf2 Qh1+ 30. Qg1 Qf3+ 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "5"]
[White "Kieninger, Georg"]
[Black "De Rooi, Paul"]
[Result "1-0"]
[PlyCount "69"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nc3 d6 5. Nf3 Nc6 6. Bg5 h6 7. Bxf6 Qxf6 8.
Nd5 Qd8 9. c3 Ne7 10. d4 Nxd5 11. Bxd5 exd4 12. Qb3 O-O 13. cxd4 Bb6 14. O-O-O
c6 15. Bc4 d5 16. exd5 cxd5 17. Bd3 Be6 18. Kb1 Rc8 19. h3 Qf6 20. Ka1 g6 21.
Bb1 Rc4 22. Qe3 Kg7 23. Ne5 Rcc8 24. f4 Bf5 25. g4 Bxb1 26. Kxb1 Rfe8 27. Rhf1
Rc7 28. Qf3 g5 29. fxg5 Qxg5 30. Qxd5 f6 31. Rf5 Qh4 32. Rdf1 Bxd4 33. Qxd4
Rce7 34. Nd3 Re4 35. Qxf6+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "5"]
[White "Krabbe, Tim"]
[Black "Kerkhoff, Leo"]
[Result "0-1"]
[PlyCount "88"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Nxe4 5. d5 Ne7 6. Nxe5 Ng6 7. Nxg6 hxg6 8.
Bd3 Nf6 9. Qf3 c6 10. O-O Nxd5 11. Re1+ Be7 12. Bg5 O-O 13. Bxe7 Nxe7 14. Nd2
d5 15. g4 c5 16. Qg3 Nc6 17. b3 Qg5 18. Nf3 Qxg4 19. Ne5 Qxg3+ 20. hxg3 Nxe5
21. Rxe5 Rd8 22. Rae1 Kf8 23. c4 Be6 24. cxd5 Bxd5 25. Rc1 b6 26. Be4 Bxe4 27.
Rxe4 Re8 28. Rec4 Re2 29. a3 Rae8 30. Kg2 R8e4 31. b4 Rxc4 32. Rxc4 Re5 33. Kf3
Ke7 34. bxc5 Rxc5 35. Re4+ Kd6 36. Re3 Rc2 37. Rb3 f5 38. Ke3 g5 39. Kf3 Kc5
40. Ke3 b5 41. Rd3 a5 42. Rd7 Rc3+ 43. Kd2 Rxa3 44. Rxg7 g4 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "6"]
[White "De Rooi, Paul"]
[Black "Van der Lijn, Dick"]
[Result "1-0"]
[PlyCount "151"]

1. e4 g6 2. Bc4 Bg7 3. d3 c6 4. Nf3 d5 5. exd5 cxd5 6. Bb5+ Nc6 7. O-O Qb6 8.
Nc3 e6 9. Re1 Nge7 10. Bxc6+ bxc6 11. d4 Nf5 12. Na4 Qa5 13. c3 O-O 14. Bf4 Qd8
15. Nc5 a5 16. Qa4 Qb6 17. b4 Qb5 18. Qxb5 cxb5 19. bxa5 Rxa5 20. Reb1 Ra3 21.
Nb3 Rd8 22. Bc1 Ra8 23. Nc5 Bd7 24. Bg5 f6 25. Bf4 e5 26. dxe5 g5 27. exf6 Bxf6
28. Be5 Bxe5 29. Nxe5 Be8 30. Ne6 Rdc8 31. Nd4 Nxd4 32. cxd4 Rc2 33. a3 Rc3 34.
Rc1 Raxa3 35. h4 b4 36. Kh2 Rxa1 37. Rxa1 gxh4 38. Ra8 Kf8 39. Rb8 b3 40. Nd7+
Ke7 41. Nc5 Rc2 42. Rxb3 Rxf2 43. Re3+ Kf7 44. Nd3 Ra2 45. Ne5+ Kg7 46. Kh3 Bb5
47. Nf3 Bd7+ 48. Kxh4 Bf5 49. g4 Be4 50. Ng5 Bg6 51. Re5 h6 52. Ne6+ Kf6 53.
Nf4 Bf7 54. Rf5+ Ke7 55. Nxd5+ Ke8 56. Re5+ Kf8 57. Ne7 Ra4 58. Nf5 Ra6 59. Kg3
Ba2 60. Kf4 Bb1 61. Rb5 Bd3 62. Rb7 Be2 63. Rh7 Rg6 64. Nxh6 Bd1 65. g5 Bc2 66.
Rc7 Bd3 67. Ng4 Ra6 68. Ne5 Bb1 69. Rc1 Bh7 70. Rc8+ Kg7 71. Rc7+ Kh8 72. d5
Ra5 73. d6 Rd5 74. d7 Bg8 75. d8=Q Rd7 76. Qf6+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "6"]
[White "Karaklajic, Nikola"]
[Black "Crabbendam, H."]
[Result "1-0"]
[PlyCount "81"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d6 6. f3 b6 7. e4 Nc6 8. Bd3
e5 9. Ne2 Na5 10. O-O Ba6 11. f4 Nd7 12. fxe5 dxe5 13. Ng3 g6 14. c5 Bb7 15.
cxb6 axb6 16. a4 Qe7 17. Ba3 c5 18. Bb5 Bc6 19. dxc5 Nxc5 20. Bxc6+ Nxc6 21.
Qd5 Rc8 22. Rab1 Qa7 23. Rf6 Nd8 24. Qxe5+ Qe7 25. Qxe7+ Kxe7 26. Rfxb6 Re8 27.
R1b5 Nde6 28. Rxe6+ Kxe6 29. Bxc5 Ra8 30. a5 Red8 31. Bd4 Ra6 32. Re5+ Kd7 33.
Bb6 Rc8 34. Ne2 Rc4 35. Kf2 f6 36. Rd5+ Kc8 37. Nd4 Rxc3 38. Rd8+ Kb7 39. Rd7+
Kc8 40. Rxh7 Ra8 41. Nb5 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "6"]
[White "Kerkhoff, Leo"]
[Black "Bertok, Mario"]
[Result "1/2-1/2"]
[PlyCount "116"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 5. Be3 Nf6 6. Nd2 cxd4 7. Nb3 Qc7 8.
Nxd4 a6 9. Qd2 Nc6 10. f3 O-O 11. g4 e6 12. O-O-O b5 13. h4 h5 14. Nxc6 dxc6
15. e5 Nd5 16. Nxd5 exd5 17. Bh6 Qxe5 18. Bxg7 Kxg7 19. Re1 Qf6 20. gxh5 Bf5
21. Bd3 Bxd3 22. Qxd3 Rae8 23. Reg1 Qf4+ 24. Qd2 Qxd2+ 25. Kxd2 Kh6 26. hxg6
fxg6 27. Rg3 Rf4 28. Rhg1 Re6 29. Rh3 Rd4+ 30. Kc3 c5 31. b3 b4+ 32. Kb2 a5 33.
Rg4 Rd1 34. Rhg3 Kh7 35. Rg1 Rxg1 36. Rxg1 Re5 37. a3 Kh6 38. axb4 axb4 39. Kc1
Rf5 40. Rg3 Rf4 41. Rg5 Rf5 42. Rg3 Kh5 43. Kd2 Kxh4 44. Rxg6 Rxf3 45. Rg8 Rc3
46. Rg7 d4 47. Rg1 Kh5 48. Rg8 d3 49. cxd3 Rxb3 50. Rc8 Rc3 51. Rg8 Ra3 52. Rc8
Ra2+ 53. Kc1 Ra5 54. Rg8 Ra3 55. Kc2 Ra2+ 56. Kb1 Rf2 57. Kc1 Rf5 58. Kc2 Rg5
1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "6"]
[White "Kieninger, Georg"]
[Black "Krabbe, Tim"]
[Result "1/2-1/2"]
[PlyCount "160"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6 6. d4 exd4 7. Nxd4 c5 8.
Nde2 Qxd1+ 9. Nxd1 Bd7 10. Bf4 O-O-O 11. Ndc3 Ne7 12. O-O-O b6 13. Bg3 Ng6 14.
f3 Ne5 15. Bxe5 fxe5 16. Rhe1 Bd6 17. Ng3 g6 18. Nd5 Kb7 19. Ne3 Be6 20. c4 h5
21. h3 Be7 22. Rxd8 Rxd8 23. Rd1 Rd4 24. Kc2 Bg5 25. Ngf1 c6 26. b3 b5 27. Rd3
Kb6 28. Kc3 Ka5 29. Nd2 Bf4 30. Ndf1 Bg5 31. Nd2 Bh4 32. Kc2 Bg3 33. Ndf1 Bf4
34. Kc3 Bd7 35. Nd2 Bg3 36. Kc2 Kb4 37. Nb1 Be6 38. a3+ Ka5 39. Nd2 Kb6 40.
Nef1 Bf4 41. h4 Bh6 42. g3 Ka5 43. Kc3 b4+ 44. axb4+ cxb4+ 45. Kc2 Rxd3 46.
Kxd3 Kb6 47. Ne3 Kc5 48. Ndf1 a5 49. g4 hxg4 50. fxg4 Bf4 51. g5 Bh3 52. Nd2
Bg3 53. h5 Bf4 54. hxg6 Be6 55. Nf3 a4 56. bxa4 b3 57. Nd1 Kb4 58. Nd2 Bxd2 59.
Kxd2 Bxc4 60. Nb2 Bg8 61. a5 Kxa5 62. Kc3 Kb5 63. Nd3 c5 64. Nxe5 Ka4 65. g7
Ka3 66. Nd3 Ka2 67. g6 Ka3 68. e5 Ka2 69. e6 Bxe6 70. Nxc5 Bg8 71. Nd3 Ka3 72.
Nb2 Ka2 73. Nc4 Be6 74. Nb2 Bg8 75. Nd3 Ka1 76. Kd4 Kb1 77. Nc5 Kc2 78. Nxb3
Bxb3 79. Ke5 Kd3 80. Kf6 Ke4 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "6"]
[White "Wade, Robert G"]
[Black "Enklaar, Bert"]
[Result "1/2-1/2"]
[PlyCount "67"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 c6 4. Nf3 Bg4 5. Ne5 Bf5 6. e3 Qb6 7. Qd2 Ne4 8.
Nxe4 Bxe4 9. Nd3 f6 10. Bh4 Nd7 11. c3 e5 12. f3 Bg6 13. Be2 Bd6 14. O-O a5 15.
f4 O-O 16. fxe5 fxe5 17. Bg4 exd4 18. exd4 Qc7 19. Be6+ Kh8 20. Bxd7 Qxd7 21.
Rae1 Rxf1+ 22. Rxf1 Qg4 23. Bg3 Bxg3 24. hxg3 Qxg3 25. Rf3 Qd6 26. Ne5 Kg8 27.
Qg5 Rf8 28. Rxf8+ Kxf8 29. Nxg6+ hxg6 30. Qg4 Kf7 31. a4 Qf6 32. Qc8 Qe7 33.
Kf2 g5 34. g4 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "7"]
[White "Bertok, Mario"]
[Black "Kieninger, Georg"]
[Result "1-0"]
[PlyCount "85"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 a5 6. e3 Nge7 7. Nge2 d6 8. d3
Be6 9. Nd5 O-O 10. O-O Bxd5 11. cxd5 Nb4 12. Nc3 c6 13. dxc6 bxc6 14. a3 Na6
15. Na4 Rb8 16. Bd2 Rb5 17. Qc2 Nc5 18. Nxc5 Rxc5 19. Qa4 Qc7 20. Rfc1 Rxc1+
21. Rxc1 Qb6 22. Rc2 Qa6 23. Bxc6 Nxc6 24. Qxc6 Qxd3 25. Bxa5 Rb8 26. Bb4 d5
27. Qc3 Qd1+ 28. Kg2 e4 29. Qd2 Qf3+ 30. Kg1 h5 31. Qe2 Qf5 32. Bc5 h4 33. b4
Be5 34. a4 Kg7 35. a5 Rh8 36. g4 Qe6 37. h3 f5 38. f4 exf3 39. Qxf3 fxg4 40.
Qxg4 Qe8 41. Bd4 Rh5 42. Qc8 Rg5+ 43. Kf1 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "7"]
[White "Crabbendam, H."]
[Black "Kerkhoff, Leo"]
[Result "1-0"]
[PlyCount "69"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 e5 8. d5 cxd5
9. cxd5 Nbd7 10. Qa4 O-O 11. b4 Nh5 12. g3 f5 13. Rc1 Ndf6 14. Nge2 fxe4 15.
Nxe4 Kh8 16. N2c3 Nxe4 17. Bxe4 Bh3 18. Qd1 b5 19. Rg1 a5 20. a3 axb4 21. axb4
Ra3 22. Qd2 Nf6 23. Ke2 Qa8 24. g4 h5 25. gxh5 Nxh5 26. Rxg6 Bf5 27. Rg5 Nf4+
28. Bxf4 Bxe4 29. fxe4 Rxf4 30. Rcg1 Qf8 31. Qe3 Qc8 32. Rxg7 Qc4+ 33. Kd2 Rf2+
34. Ke1 Ra1+ 35. Kxf2 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "7"]
[White "Enklaar, Bert"]
[Black "Karaklajic, Nikola"]
[Result "0-1"]
[PlyCount "58"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. Nbd2 Nb6 7. O-O c5 8.
Nxc4 Nxc4 9. Qa4+ Bd7 10. Qxc4 Bc6 11. dxc5 Qd5 12. Qxd5 Nxd5 13. Ne5 Bxc5 14.
Nxc6 bxc6 15. Rd1 O-O 16. e4 Nb4 17. a3 Nc2 18. Rb1 Rad8 19. Bf4 Nd4 20. e5 Bb6
21. Bg5 Rd7 22. Kf1 h6 23. Be3 Rfd8 24. Rdc1 Nb3 25. Rc3 Nd2+ 26. Bxd2 Rxd2 27.
Bxc6 Rxf2+ 28. Ke1 Rxh2 29. Be4 Bd4 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "7"]
[White "Krabbe, Tim"]
[Black "De Rooi, Paul"]
[Result "0-1"]
[PlyCount "46"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Nxe4 5. d5 Bc5 6. dxc6 Bxf2+ 7. Ke2 Bb6 8.
Be3 bxc6 9. Bxb6 axb6 10. Nbd2 Nf6 11. Kf2 Qe7 12. b4 e4 13. Nc4 exf3 14. gxf3
O-O 15. Rg1 d5 16. Ne3 Re8 17. Qd2 Qe5 18. Re1 Qf4 19. Kg2 Bf5 20. Kh1 Qxf3+
21. Bg2 Ne4 22. Bxf3 Nxd2 23. Nxf5 Rxe1 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "7"]
[White "Van der Lijn, Dick"]
[Black "Wade, Robert G"]
[Result "0-1"]
[PlyCount "109"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. e4 dxe4 6. d5 Nf6 7. Bf4 Bd6 8.
Bb5+ Kf8 9. Bg5 a6 10. Ba4 Bf5 11. Bc2 h6 12. Bh4 Nbd7 13. Nge2 Qe7 14. Ng3 Bh7
15. Nh5 Re8 16. Qe2 g5 17. Nxf6 Nxf6 18. Bg3 b5 19. O-O-O Bg6 20. Rhe1 Kg7 21.
Qf1 Qc7 22. Kb1 c4 23. Rd4 Qb6 24. Rd2 Re7 25. Rde2 Rhe8 26. f4 exf3 27. Rxe7
Bxc2+ 28. Kxc2 Rxe7 29. Qxf3 Rxe1 30. Bxe1 b4 31. Bf2 b3+ 32. Kb1 bxa2+ 33. Ka1
Qc7 34. h4 g4 35. Qf5 Be5 36. Bb6 Qb8 37. Ba7 Qe8 38. Kxa2 Bxc3 39. bxc3 Qa4+
40. Kb2 Qb3+ 41. Kc1 Qxc3+ 42. Kd1 Qb3+ 43. Ke1 Qb4+ 44. Kd1 c3 45. Be3 Qa4+
46. Ke2 Qa2+ 47. Kf1 Qa1+ 48. Kf2 g3+ 49. Ke2 Qa2+ 50. Kf1 Qxd5 51. Bxh6+ Kxh6
52. Qxf6+ Kh7 53. Qxc3 Qd1+ 54. Qe1 Qxe1+ 55. Kxe1 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "8"]
[White "De Rooi, Paul"]
[Black "Wade, Robert G"]
[Result "1-0"]
[PlyCount "53"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. d3 Nd4 6. Nxd4 exd4 7. a3 Ba5 8.
b4 dxc3 9. bxa5 c6 10. Bc4 d5 11. exd5 Nxd5 12. O-O O-O 13. Be3 Be6 14. Bc5 Re8
15. f4 Qxa5 16. Bd4 c5 17. Bxg7 Kxg7 18. Qh5 f5 19. Rae1 Qd8 20. Re5 Nf6 21.
Qg5+ Kf7 22. Rxe6 Rxe6 23. Qxf5 Qd4+ 24. Kh1 Qe3 25. Qe5 Ng4 26. Bxe6+ Ke7 27.
Bxg4+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "8"]
[White "Karaklajic, Nikola"]
[Black "Van der Lijn, Dick"]
[Result "1-0"]
[PlyCount "43"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8.
Be2 Bg7 9. Be3 O-O 10. Qd2 Be6 11. Rd1 Qa5 12. O-O Rfc8 13. b3 a6 14. f4 b5 15.
f5 Bd7 16. fxg6 hxg6 17. Bd4 e5 18. Be3 Ng4 19. Nd5 Qxd2 20. Bxd2 Rcb8 21. h3
bxc4 22. Bxc4 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "8"]
[White "Kerkhoff, Leo"]
[Black "Enklaar, Bert"]
[Result "1-0"]
[PlyCount "109"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg4 6. Bc4 e6 7. h3 Bxf3 8.
Qxf3 Nf6 9. O-O Be7 10. c3 Nbd7 11. d4 Qc7 12. Re1 O-O 13. Nf5 Bd8 14. Bf4 Qb6
15. Nd6 Nd5 16. Bg3 a5 17. Re2 Bc7 18. Bd3 Qa7 19. Rd1 Qb8 20. Ne4 b5 21. b3
Bxg3 22. fxg3 f5 23. Ng5 Nxc3 24. Rxe6 h6 25. Rc1 Qa7 26. Rd6 Ne5 27. Qe3 Nxa2
28. Qxe5 Nxc1 29. Qe6+ Kh8 30. Rd7 Qxd7 31. Qxd7 hxg5 32. Bxf5 Rad8 33. Qe6 Rf6
34. Qe7 Rdf8 35. Bc2 Kg8 36. Qe3 Na2 37. Qxg5 Nb4 38. Bg6 Nd5 39. Qh5 Rf1+ 40.
Kh2 Nf6 41. Qe2 Kh8 42. g4 Rf2 43. Qe3 a4 44. bxa4 bxa4 45. Qg3 Kg8 46. g5 Nd7
47. Qd6 Rd8 48. Qe7 Rff8 49. Qe6+ Kh8 50. Qg4 Rf1 51. Bd3 Rc1 52. Qh4+ Kg8 53.
Bh7+ Kh8 54. Bb1+ Kg8 55. Ba2+ 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "8"]
[White "Kieninger, Georg"]
[Black "Crabbendam, H."]
[Result "1/2-1/2"]
[PlyCount "63"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 a6 5. Bxc6 dxc6 6. Nc3 Bg4 7. h3 Bxf3 8.
Qxf3 Qd7 9. d3 O-O-O 10. Bg5 Be7 11. Bxf6 Bxf6 12. Qg4 h5 13. Qxd7+ Rxd7 14.
Ke2 Bg5 15. Raf1 Rd6 16. g3 h4 17. g4 b5 18. Nd1 c5 19. Ne3 g6 20. Rd1 Rhd8 21.
Rhf1 Kb7 22. Ng2 Rf6 23. Ne1 Bf4 24. Ng2 g5 25. Ne3 Rfd6 26. Nf5 R6d7 27. Ne3
c6 28. Rd2 Rd6 29. Rfd1 Kb6 30. Nf5 R6d7 31. Ne3 Rd6 32. Nf5 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "8"]
[White "Krabbe, Tim"]
[Black "Bertok, Mario"]
[Result "0-1"]
[PlyCount "50"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f4 b5 10. Bxf6 gxf6 11. f5 Nxd4 12. Qxd4 Bh6+ 13. Kb1 Bf4 14. g3
Be5 15. Qd3 Qb6 16. Ne2 Rc8 17. Bh3 Ke7 18. Nf4 Rc4 19. Qf3 Qc6 20. fxe6 fxe6
21. Qg4 Rf8 22. Nxe6 Rf7 23. b3 Rxe4 24. Qf3 Bxe6 25. Bxe6 Kxe6 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "9"]
[White "Bertok, Mario"]
[Black "De Rooi, Paul"]
[Result "1/2-1/2"]
[PlyCount "102"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. f4 c5 7. Nf3 cxd4 8. Nxd4
Nc6 9. Be3 Bg4 10. Nxc6 Bxe2 11. Nxd8 Bxd1 12. Rxd1 Rfxd8 13. Ke2 Rdc8 14. b3
b5 15. Nxb5 Nxe4 16. Kf3 Nc5 17. Rd5 a6 18. Na3 Nb7 19. Rhd1 f5 20. Nc2 Kf7 21.
Bf2 e6 22. R5d2 a5 23. a4 Ra6 24. Na3 Bc3 25. Rd3 Bb4 26. Nb5 Ke7 27. Ke2 Bc5
28. Be1 Nd8 29. Bh4+ Kd7 30. Bxd8 Rxd8 31. Nxd6 Rxd6 32. Rxd6+ Bxd6 33. c5 Kc7
34. Rxd6 Rxd6 35. cxd6+ Kxd6 36. Kd3 e5 37. fxe5+ Kxe5 38. Kc4 g5 39. b4 axb4
40. Kxb4 f4 41. Kc4 g4 42. Kd3 Kd5 43. a5 g3 44. hxg3 fxg3 45. Ke3 Kc5 46. Kf4
Kb5 47. Kxg3 Kxa5 48. Kh4 Kb5 49. Kh5 Kc5 50. Kh6 Kd5 51. Kxh7 Ke4 1/2-1/2

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "9"]
[White "Crabbendam, H."]
[Black "Krabbe, Tim"]
[Result "0-1"]
[PlyCount "102"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
b4 9. Ne2 c5 10. O-O Bb7 11. Ng3 Be7 12. Qe2 O-O 13. Rd1 cxd4 14. exd4 Nb6 15.
Bg5 Rc8 16. Bxf6 Bxf6 17. Ne5 g6 18. Ne4 Bg7 19. Qe3 Nd5 20. Qd2 Qe7 21. Rac1
Rfd8 22. Rxc8 Rxc8 23. Nf3 Qc7 24. Nc5 Ba8 25. Ba6 Rd8 26. Rc1 Qf4 27. Qxf4
Nxf4 28. Nb3 Bxf3 29. gxf3 Bxd4 30. Rc8 Rxc8 31. Bxc8 Bxb2 32. Nc5 Ne2+ 33. Kf1
Nc3 34. Ke1 Nxa2 35. Kd1 Kg7 36. Kc2 Bd4 37. Na6 Bxf2 38. Kb2 Nc3 39. Nxb4 Nd5
40. Nd3 Bd4+ 41. Kb3 Kf6 42. Bb7 Be5 43. h3 Nf4 44. Nf2 Kg5 45. Kc4 Kh4 46. Ng4
Bg7 47. Kb5 Kxh3 48. Ka6 h5 49. Nf2+ Kg2 50. Ne4 f6 51. Kxa7 h4 0-1

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "9"]
[White "Enklaar, Bert"]
[Black "Kieninger, Georg"]
[Result "1-0"]
[PlyCount "109"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 c5 6. O-O a6 7. dxc5 Qxd1 8.
Rxd1 Bxc5 9. Ne5 Nbd7 10. Nxc4 Ng4 11. Nd6+ Bxd6 12. Rxd6 Ke7 13. Rd4 Nge5 14.
Bf4 f6 15. Nc3 g5 16. Be3 Nc6 17. Rdd1 Rd8 18. Ne4 h6 19. Rac1 f5 20. Nd6 Nde5
21. Bc5 Kf6 22. Bb6 Rg8 23. Kf1 Nf7 24. Bxc6 bxc6 25. Rxc6 Nxd6 26. Rdxd6 Rb8
27. f4 gxf4 28. gxf4 Re8 29. Bd4+ Kf7 30. Be5 Ra8 31. Rd3 a5 32. Rh3 Bb7 33.
Rc7+ Re7 34. Rxe7+ Kxe7 35. Rxh6 Rf8 36. Bc3 Kd6 37. Bxa5 Ra8 38. Bb4+ Kd5 39.
a3 Ba6 40. h4 Rc8 41. Rh7 Ke4 42. Ra7 Bc4 43. Bd2 Rh8 44. Ra4 Kd5 45. Ra5+ Kc6
46. Be1 Rg8 47. Bf2 Bd5 48. a4 Rg4 49. Ra6+ Kb7 50. Ra7+ Kb8 51. h5 Rxf4 52. h6
Rc4 53. h7 Rc8 54. Rd7 Rc1+ 55. Be1 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "9"]
[White "Van der Lijn, Dick"]
[Black "Kerkhoff, Leo"]
[Result "1-0"]
[PlyCount "59"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 e6 7. Nf3 exd5 8. cxd5
O-O 9. Be2 Re8 10. e5 dxe5 11. fxe5 Ng4 12. Bg5 Qa5 13. O-O Nxe5 14. Nxe5 Rxe5
15. Qd2 Na6 16. d6 Bd7 17. Bc4 Rf5 18. Rxf5 Bxf5 19. Qd5 Be6 20. Qxb7 Rb8 21.
Qxa6 Bxc3 22. bxc3 Qxc3 23. Rc1 Qd4+ 24. Kh1 Rb6 25. Qa4 Rxd6 26. Qe8+ Kg7 27.
Be7 Qd1+ 28. Bf1 h5 29. Qf8+ Kh7 30. Bf6 1-0

[Event "Amsterdam IBM II "]
[Site "Amsterdam IBM II "]
[Date "1964.??.??"]
[Round "9"]
[White "Wade, Robert G"]
[Black "Karaklajic, Nikola"]
[Result "1/2-1/2"]
[PlyCount "44"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 c5 4. Bxf6 gxf6 5. e4 cxd4 6. Qxd4 dxe4 7. Qxd8+
Kxd8 8. O-O-O+ Bd7 9. Bc4 e6 10. Nxe4 f5 11. Nd6 Bxd6 12. Rxd6 Ke7 13. Rd3 Bc6
14. Nf3 Rg8 15. g3 Rg4 16. Bb3 Nd7 17. Re1 Nc5 18. Rde3 Bxf3 19. Rxf3 Re4 20.
Rfe3 Rd8 21. f3 Rxe3 22. Rxe3 b6 1/2-1/2

