| page 1 of 2; games 1-25 of 28 |
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| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. K Langeweg vs Timman |
| 1-0 | 40 |
1968 |
The Hague | E53 Nimzo-Indian, 4.e3 |
| 2. K Langeweg vs Timman |
| ½-½ | 22 |
1969 |
Leeuwarden | E14 Queen's Indian |
| 3. K Langeweg vs Timman |
| 1-0 | 23 |
1970 |
m | C18 French, Winawer |
| 4. Timman vs K Langeweg |
| 1-0 | 57 |
1970 |
Nederland m | E83 King's Indian, Samisch |
| 5. Timman vs K Langeweg |
| 0-1 | 34 |
1971 |
Leeuwarden ch-NED | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 6. Timman vs K Langeweg |
| 1-0 | 30 |
1971 |
Amsterdam IBM | A26 English |
| 7. Timman vs K Langeweg |
| 1-0 | 43 |
1972 |
Leeuwarden ch-NED | B46 Sicilian, Taimanov Variation |
| 8. K Langeweg vs Timman |
| ½-½ | 27 |
1972 |
Amsterdam IBM | B06 Robatsch |
| 9. Timman vs K Langeweg |
| ½-½ | 47 |
1972 |
7, Wijk Aan Zee | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 10. Timman vs K Langeweg |
| ½-½ | 37 |
1973 |
Amsterdam IBM | B89 Sicilian |
| 11. Timman vs K Langeweg |
| 0-1 | 57 |
1974 |
Amsterdam IBM | B71 Sicilian, Dragon, Levenfish Variation |
| 12. K Langeweg vs Timman |
| ½-½ | 24 |
1974 |
Wijk aan Zee | A28 English |
| 13. Timman vs K Langeweg |
| 1-0 | 37 |
1974 |
Leeuwarden ch-NED | A16 English |
| 14. Timman vs K Langeweg |
| 1-0 | 41 |
1975 |
Wijk aan Zee Hoogovens | B46 Sicilian, Taimanov Variation |
| 15. K Langeweg vs Timman |
| ½-½ | 34 |
1977 |
1, Leeuwarden NED ch | E94 King's Indian, Orthodox |
| 16. K Langeweg vs Timman |
| ½-½ | 13 |
1978 |
Amsterdam zt | D83 Grunfeld, Grunfeld Gambit |
| 17. K Langeweg vs Timman |
| 0-1 | 38 |
1978 |
9, Amsterdam IBM | A34 English, Symmetrical |
| 18. K Langeweg vs Timman |
 | 0-1 | 20 |
1978 |
Leeuwarden NK | E16 Queen's Indian |
| 19. K Langeweg vs Timman |
| 1-0 | 40 |
1979 |
08, Holland | D98 Grunfeld, Russian |
| 20. Timman vs K Langeweg |
| 1-0 | 21 |
1979 |
10, Leeuwarden NED ch | D41 Queen's Gambit Declined, Semi-Tarrasch |
| 21. K Langeweg vs Timman |
 | 0-1 | 16 |
1980 |
Holland | E43 Nimzo-Indian, Fischer Variation |
| 22. K Langeweg vs Timman |
| ½-½ | 28 |
1980 |
9, Leeuwarden NED ch | E12 Queen's Indian |
| 23. Timman vs K Langeweg |
| 1-0 | 25 |
1981 |
Leeuwarden NED ch | E12 Queen's Indian |
| 24. Timman vs K Langeweg |
| 1-0 | 31 |
1981 |
Amsterdam | B40 Sicilian |
| 25. K Langeweg vs Timman |
| 0-1 | 37 |
1981 |
Wijk aan Zee it | D85 Grunfeld |
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| page 1 of 2; games 1-25 of 28 |
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