| 34th Dutch Chess Championship :: Leeuwarden 1978 |
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| pos. | name | Elo | flag | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | pts | + | = | - |
| 1.-2. | GM Sosonko, Gennadi | 2575 | ● | ½ | ½ | 1 | ½ | 1 | ½ | 1 | 1 | ½ | ½ | ½ | 1 | ½ | 9 | 5 | 8 | 0 | |
| 1.-2. | GM Timman, Jan | 2585 | ½ | ● | ½ | 1 | 1 | ½ | ½ | 1 | 1 | ½ | ½ | 1 | ½ | ½ | 9 | 5 | 8 | 0 | |
| 3. | GM Donner, Jan | 2490 | ½ | ½ | ● | ½ | ½ | ½ | ½ | ½ | ½ | 1 | ½ | ½ | 1 | ½ | 7½ | 2 | 11 | 0 | |
| 4.-5. | Baljon, Christofoor | 2220 | 0 | 0 | ½ | ● | 0 | 1 | 1 | ½ | 1 | 0 | ½ | 1 | ½ | 1 | 7 | 5 | 4 | 4 | |
| 4.-5. | IM Ree, Hans | 2500 | ½ | 0 | ½ | 1 | ● | 1 | ½ | ½ | 1 | ½ | ½ | 0 | ½ | ½ | 7 | 3 | 8 | 2 | |
| 6.-7. | IM Böhm, Hans | 2410 | 0 | ½ | ½ | 0 | 0 | ● | ½ | ½ | 0 | 1 | 1 | ½ | 1 | 1 | 6½ | 4 | 5 | 4 | |
| 6.-7. | IM Ligterink, Gert | 2440 | ½ | ½ | ½ | 0 | ½ | ½ | ● | 1 | 0 | 0 | 1 | ½ | ½ | 1 | 6½ | 3 | 7 | 3 | |
| 8.-10. | IM Hartoch, Robert | 2405 | 0 | 0 | ½ | ½ | ½ | ½ | 0 | ● | ½ | ½ | 1 | ½ | 1 | ½ | 6 | 2 | 8 | 3 | |
| 8.-10. | IM Kuijpers, Franciscus | 2415 | 0 | 0 | ½ | 0 | 0 | 1 | 1 | ½ | ● | 1 | ½ | ½ | ½ | ½ | 6 | 3 | 6 | 4 | |
| 8.-10. | Van der Vliet, Fredrik | 2345 | ½ | ½ | 0 | 1 | ½ | 0 | 1 | ½ | 0 | ● | 0 | ½ | ½ | 1 | 6 | 3 | 6 | 4 | |
| 11.-12. | Hofland, Leonard | ½ | ½ | ½ | ½ | ½ | 0 | 0 | 0 | ½ | 1 | ● | ½ | 0 | 1 | 5½ | 2 | 7 | 4 | ||
| 11.-12. | IM Langeweg, Christian | 2450 | ½ | 0 | ½ | 0 | 1 | ½ | ½ | ½ | ½ | ½ | ½ | ● | 0 | ½ | 5½ | 1 | 9 | 3 | |
| 13. | Van der Sterren, Paul | 2400 | 0 | ½ | 0 | ½ | ½ | 0 | ½ | 0 | ½ | ½ | 1 | 1 | ● | 0 | 5 | 2 | 6 | 5 | |
| 14. | Scheeren, Peter | ½ | ½ | ½ | 0 | ½ | 0 | 0 | ½ | ½ | 0 | 0 | ½ | 1 | ● | 4½ | 1 | 7 | 5 |
A playoff match was intended, but wasn't scheduled because the players could not agree on a suitable date;
both were declared Dutch champions.
| 1st round — 17th April 1978 | |||||||||
| IM Böhm, Hans | 2410 | 1 - 0 | 2400 | Van der Sterren, Paul | |||||
| GM Donner, Jan | 2490 | ½ - ½ | 2440 | IM Ligterink, Gert | |||||
| IM Hartoch, Robert | 2405 | ½ - ½ | 2450 | IM Langeweg, Christian | |||||
| Hofland, Leonard | ½ - ½ | 2220 | Baljon, Christofoor | ||||||
| IM Kuijpers, Franciscus | 2415 | ½ - ½ | Scheeren, Peter | ||||||
| GM Sosonko, Gennadi | 2575 | ½ - ½ | 2585 | GM Timman, Jan | |||||
| Van der Vliet, Fredrik | 2345 | ½ - ½ | 2500 | IM Ree, Hans | |||||
| 1. Böhm 1; 2.-13. Sosonko, Timman, Donner, Baljon, Ree, Ligterink, Hartoch, Kuijpers, Van der Vliet, Hofland, Langeweg, Scheeren ½; 14. Van der Sterren 0; | |||||||||
| 2nd round — 18th April 1978 | |||||||||
| Baljon, Christofoor | 2220 | 1 - 0 | 2415 | IM Kuijpers, Franciscus | |||||
| IM Hartoch, Robert | 2405 | 1 - 0 | Hofland, Leonard | ||||||
| IM Langeweg, Christian | 2450 | 0 - 1 | 2585 | GM Timman, Jan | |||||
| IM Ligterink, Gert | 2440 | ½ - ½ | 2575 | GM Sosonko, Gennadi | |||||
| IM Ree, Hans | 2500 | 1 - 0 | 2410 | IM Böhm, Hans | |||||
| Scheeren, Peter | 0 - 1 | 2345 | Van der Vliet, Fredrik | ||||||
| Van der Sterren, Paul | 2400 | 0 - 1 | 2490 | GM Donner, Jan | |||||
| 1.-6. Timman, Donner, Baljon, Ree, Hartoch, Van der Vliet 1½; 7.-9. Sosonko, Böhm, Ligterink 1; 10.-13. Kuijpers, Hofland, Langeweg, Scheeren ½; 14. Van der Sterren 0; | |||||||||
| 3rd round — 19th April 1978 | |||||||||
| IM Böhm, Hans | 2410 | 1 - 0 | Scheeren, Peter | ||||||
| GM Donner, Jan | 2490 | ½ - ½ | 2500 | IM Ree, Hans | |||||
| Hofland, Leonard | ½ - ½ | 2450 | IM Langeweg, Christian | ||||||
| IM Kuijpers, Franciscus | 2415 | ½ - ½ | 2405 | IM Hartoch, Robert | |||||
| GM Sosonko, Gennadi | 2575 | 1 - 0 | 2400 | Van der Sterren, Paul | |||||
| GM Timman, Jan | 2585 | ½ - ½ | 2440 | IM Ligterink, Gert | |||||
| Van der Vliet, Fredrik | 2345 | 1 - 0 | 2220 | Baljon, Christofoor | |||||
| 1. Van der Vliet 2½; 2.-7. Sosonko, Timman, Donner, Ree, Böhm, Hartoch 2; 8.-9. Baljon, Ligterink 1½; 10.-12. Kuijpers, Hofland, Langeweg 1; 13. Scheeren ½; 14. Van der Sterren 0; | |||||||||
| 4th round — 20th April 1978 | |||||||||
| Baljon, Christofoor | 2220 | 1 - 0 | 2410 | IM Böhm, Hans | |||||
| IM Hartoch, Robert | 2405 | ½ - ½ | 2345 | Van der Vliet, Fredrik | |||||
| Hofland, Leonard | ½ - ½ | 2415 | IM Kuijpers, Franciscus | ||||||
| IM Langeweg, Christian | 2450 | ½ - ½ | 2440 | IM Ligterink, Gert | |||||
| IM Ree, Hans | 2500 | ½ - ½ | 2575 | GM Sosonko, Gennadi | |||||
| Scheeren, Peter | ½ - ½ | 2490 | GM Donner, Jan | ||||||
| Van der Sterren, Paul | 2400 | ½ - ½ | 2585 | GM Timman, Jan | |||||
| 1. Van der Vliet 3; 2.-7. Sosonko, Timman, Donner, Baljon, Ree, Hartoch 2½; 8.-9. Böhm, Ligterink 2; 10.-12. Kuijpers, Hofland, Langeweg 1½; 13. Scheeren 1; 14. Van der Sterren ½; | |||||||||
| 5th round — 21st April 1978 | |||||||||
| IM Böhm, Hans | 2410 | ½ - ½ | 2405 | IM Hartoch, Robert | |||||
| GM Donner, Jan | 2490 | ½ - ½ | 2220 | Baljon, Christofoor | |||||
| IM Kuijpers, Franciscus | 2415 | ½ - ½ | 2450 | IM Langeweg, Christian | |||||
| IM Ligterink, Gert | 2440 | ½ - ½ | 2400 | Van der Sterren, Paul | |||||
| GM Sosonko, Gennadi | 2575 | ½ - ½ | Scheeren, Peter | ||||||
| GM Timman, Jan | 2585 | 1 - 0 | 2500 | IM Ree, Hans | |||||
| Van der Vliet, Fredrik | 2345 | 0 - 1 | Hofland, Leonard | ||||||
| 1. Timman 3½; 2.-6. Sosonko, Donner, Baljon, Hartoch, Van der Vliet 3; 7.-10. Ree, Böhm, Ligterink, Hofland 2½; 11.-12. Kuijpers, Langeweg 2; 13. Scheeren 1½; 14. Van der Sterren 1; | |||||||||
| 6th round — 22nd April 1978 | |||||||||
| Baljon, Christofoor | 2220 | 0 - 1 | 2575 | GM Sosonko, Gennadi | |||||
| IM Hartoch, Robert | 2405 | ½ - ½ | 2490 | GM Donner, Jan | |||||
| Hofland, Leonard | 0 - 1 | 2410 | IM Böhm, Hans | ||||||
| IM Kuijpers, Franciscus | 2415 | 1 - 0 | 2345 | Van der Vliet, Fredrik | |||||
| IM Langeweg, Christian | 2450 | 0 - 1 | 2400 | Van der Sterren, Paul | |||||
| IM Ree, Hans | 2500 | ½ - ½ | 2440 | IM Ligterink, Gert | |||||
| Scheeren, Peter | ½ - ½ | 2585 | GM Timman, Jan | ||||||
| 1.-2. Sosonko, Timman 4; 3.-5. Donner, Böhm, Hartoch 3½; 6.-10. Baljon, Ree, Ligterink, Kuijpers, Van der Vliet 3; 11. Hofland 2½; 12.-14. Langeweg, Van der Sterren, Scheeren 2; | |||||||||
| 7th round — 24th April 1978 | |||||||||
| IM Böhm, Hans | 2410 | 0 - 1 | 2415 | IM Kuijpers, Franciscus | |||||
| GM Donner, Jan | 2490 | ½ - ½ | Hofland, Leonard | ||||||
| IM Ligterink, Gert | 2440 | 1 - 0 | Scheeren, Peter | ||||||
| GM Sosonko, Gennadi | 2575 | 1 - 0 | 2405 | IM Hartoch, Robert | |||||
| GM Timman, Jan | 2585 | 1 - 0 | 2220 | Baljon, Christofoor | |||||
| Van der Sterren, Paul | 2400 | ½ - ½ | 2500 | IM Ree, Hans | |||||
| Van der Vliet, Fredrik | 2345 | ½ - ½ | 2450 | IM Langeweg, Christian | |||||
| 1.-2. Sosonko, Timman 5; 3.-5. Donner, Ligterink, Kuijpers 4; 6.-9. Ree, Böhm, Hartoch, Van der Vliet 3½; 10.-11. Baljon, Hofland 3; 12.-13. Langeweg, Van der Sterren 2½; 14. Scheeren 2; | |||||||||
| 8th round — 25th April 1978 | |||||||||
| Baljon, Christofoor | 2220 | 1 - 0 | 2440 | IM Ligterink, Gert | |||||
| IM Hartoch, Robert | 2405 | 0 - 1 | 2585 | GM Timman, Jan | |||||
| Hofland, Leonard | ½ - ½ | 2575 | GM Sosonko, Gennadi | ||||||
| IM Kuijpers, Franciscus | 2415 | ½ - ½ | 2490 | GM Donner, Jan | |||||
| IM Langeweg, Christian | 2450 | 1 - 0 | 2500 | IM Ree, Hans | |||||
| Scheeren, Peter | 1 - 0 | 2400 | Van der Sterren, Paul | ||||||
| Van der Vliet, Fredrik | 2345 | 0 - 1 | 2410 | IM Böhm, Hans | |||||
| 1. Timman 6; 2. Sosonko 5½; 3.-5. Donner, Böhm, Kuijpers 4½; 6.-7. Baljon, Ligterink 4; 8.-12. Ree, Hartoch, Van der Vliet, Hofland, Langeweg 3½; 13. Scheeren 3; 14. Van der Sterren 2½; | |||||||||
| 9th round — 26th April 1978 | |||||||||
| IM Böhm, Hans | 2410 | ½ - ½ | 2450 | IM Langeweg, Christian | |||||
| GM Donner, Jan | 2490 | 1 - 0 | 2345 | Van der Vliet, Fredrik | |||||
| IM Ligterink, Gert | 2440 | 1 - 0 | 2405 | IM Hartoch, Robert | |||||
| IM Ree, Hans | 2500 | ½ - ½ | Scheeren, Peter | ||||||
| GM Sosonko, Gennadi | 2575 | 1 - 0 | 2415 | IM Kuijpers, Franciscus | |||||
| GM Timman, Jan | 2585 | ½ - ½ | Hofland, Leonard | ||||||
| Van der Sterren, Paul | 2400 | ½ - ½ | 2220 | Baljon, Christofoor | |||||
| 1.-2. Sosonko, Timman 6½; 3. Donner 5½; 4.-5. Böhm, Ligterink 5; 6.-7. Baljon, Kuijpers 4½; 8.-10. Ree, Hofland, Langeweg 4; 11.-13. Hartoch, Van der Vliet, Scheeren 3½; 14. Van der Sterren 3; | |||||||||
| 10th round — 28th April 1978 | |||||||||
| Baljon, Christofoor | 2220 | 0 - 1 | 2500 | IM Ree, Hans | |||||
| IM Böhm, Hans | 2410 | ½ - ½ | 2490 | GM Donner, Jan | |||||
| IM Hartoch, Robert | 2405 | 1 - 0 | 2400 | Van der Sterren, Paul | |||||
| Hofland, Leonard | 0 - 1 | 2440 | IM Ligterink, Gert | ||||||
| IM Kuijpers, Franciscus | 2415 | 0 - 1 | 2585 | GM Timman, Jan | |||||
| IM Langeweg, Christian | 2450 | ½ - ½ | Scheeren, Peter | ||||||
| Van der Vliet, Fredrik | 2345 | ½ - ½ | 2575 | GM Sosonko, Gennadi | |||||
| 1. Timman 7½; 2. Sosonko 7; 3.-4. Donner, Ligterink 6; 5. Böhm 5½; 6. Ree 5; 7.-10. Baljon, Hartoch, Kuijpers, Langeweg 4½; 11.-13. Van der Vliet, Hofland, Scheeren 4; 14. Van der Sterren 3; | |||||||||
| 11th round — 29th April 1978 | |||||||||
| GM Donner, Jan | 2490 | ½ - ½ | 2450 | IM Langeweg, Christian | |||||
| IM Ligterink, Gert | 2440 | 0 - 1 | 2415 | IM Kuijpers, Franciscus | |||||
| IM Ree, Hans | 2500 | ½ - ½ | 2405 | IM Hartoch, Robert | |||||
| Scheeren, Peter | 0 - 1 | 2220 | Baljon, Christofoor | ||||||
| GM Sosonko, Gennadi | 2575 | 1 - 0 | 2410 | IM Böhm, Hans | |||||
| GM Timman, Jan | 2585 | ½ - ½ | 2345 | Van der Vliet, Fredrik | |||||
| Van der Sterren, Paul | 2400 | 1 - 0 | Hofland, Leonard | ||||||
| 1.-2. Sosonko, Timman 8; 3. Donner 6½; 4. Ligterink 6; 5.-8. Baljon, Ree, Böhm, Kuijpers 5½; 9.-10. Hartoch, Langeweg 5; 11. Van der Vliet 4½; 12.-14. Hofland, Van der Sterren, Scheeren 4; | |||||||||
| 12th round — 1st May 1978 | |||||||||
| IM Böhm, Hans | 2410 | ½ - ½ | 2585 | GM Timman, Jan | |||||
| GM Donner, Jan | 2490 | ½ - ½ | 2575 | GM Sosonko, Gennadi | |||||
| IM Hartoch, Robert | 2405 | ½ - ½ | Scheeren, Peter | ||||||
| Hofland, Leonard | ½ - ½ | 2500 | IM Ree, Hans | ||||||
| IM Kuijpers, Franciscus | 2415 | ½ - ½ | 2400 | Van der Sterren, Paul | |||||
| IM Langeweg, Christian | 2450 | 0 - 1 | 2220 | Baljon, Christofoor | |||||
| Van der Vliet, Fredrik | 2345 | 1 - 0 | 2440 | IM Ligterink, Gert | |||||
| 1.-2. Sosonko, Timman 8½; 3. Donner 7; 4. Baljon 6½; 5.-8. Ree, Böhm, Ligterink, Kuijpers 6; 9.-10. Hartoch, Van der Vliet 5½; 11. Langeweg 5; 12.-14. Hofland, Van der Sterren, Scheeren 4½; | |||||||||
| 13th round — 3rd May 1978 | |||||||||
| Baljon, Christofoor | 2220 | ½ - ½ | 2405 | IM Hartoch, Robert | |||||
| IM Ligterink, Gert | 2440 | ½ - ½ | 2410 | IM Böhm, Hans | |||||
| IM Ree, Hans | 2500 | 1 - 0 | 2415 | IM Kuijpers, Franciscus | |||||
| Scheeren, Peter | 0 - 1 | Hofland, Leonard | |||||||
| GM Sosonko, Gennadi | 2575 | ½ - ½ | 2450 | IM Langeweg, Christian | |||||
| GM Timman, Jan | 2585 | ½ - ½ | 2490 | GM Donner, Jan | |||||
| Van der Sterren, Paul | 2400 | ½ - ½ | 2345 | Van der Vliet, Fredrik | |||||
| 1.-2. Sosonko, Timman 9; 3. Donner 7½; 4.-5. Baljon, Ree 7; 6.-7. Böhm, Ligterink 6½; 8.-10. Hartoch, Kuijpers, Van der Vliet 6; 11.-12. Hofland, Langeweg 5½; 13. Van der Sterren 5; 14. Scheeren 4½; | |||||||||
| 34th Dutch Chess Championship | |
| Dates: | 17th April - 3rd May 1978 |
| City: | Leeuwarden (Netherlands) |
| Venue: | |
| Organizers: | new sponsor: Friesland Bank |
| Chief Arbiter: | |
| Players participating: | 14 (incl. 3 GMs, 6 IMs) |
| Games played: | 91 |
| Competition format: | Round Robin |
| Tie-breaks: | none |
| Time control: | |
| Other websites: | Wikipedia NL Liquipedia 1978 Max Euwe Centre |
| PGN game file: | ned-1978.pgn |
|
For the tenth consecutive time, Leeuwarden is the place where the national title will be fought. The Friesland Bank has succeeded Friese Vlag as main sponsor. Sosonko, who makes the fewest moves of all participants, and Timman ultimately share first place. As no playoff is held, they also share the status of Dutch champions. |