| 8th IBM chess tournament :: Amsterdam 1968 |
<< [ Competition summary || Crosstable || 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | 11th | 12th | 13th | 14th | 15th || Information ] >>
| pos. | name | flag | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | pts | + | = | - |
| 1. | GM Kaválek, Lubomír | ● | 0 | 1 | 1 | 1 | ½ | ½ | 0 | 1 | ½ | 1 | ½ | ½ | 1 | 1 | 1 | 10½ | 8 | 5 | 2 | |
| 2. | GM Bronstein, David | 1 | ● | ½ | ½ | ½ | ½ | 1 | ½ | ½ | 1 | ½ | ½ | 1 | ½ | 1 | ½ | 10 | 5 | 10 | 0 | |
| 3.-7. | IM Ree, Hans | 0 | ½ | ● | ½ | ½ | ½ | ½ | 1 | ½ | 1 | 1 | ½ | ½ | ½ | ½ | ½ | 8½ | 3 | 11 | 1 | |
| 3.-7. | GM Lengyel, Levente | 0 | ½ | ½ | ● | ½ | 1 | 1 | ½ | ½ | 1 | ½ | ½ | 0 | ½ | ½ | 1 | 8½ | 4 | 9 | 2 | |
| 3.-7. | IM Langeweg, Christian | 0 | ½ | ½ | ½ | ● | ½ | 1 | 0 | ½ | ½ | ½ | 1 | ½ | 1 | ½ | 1 | 8½ | 4 | 9 | 2 | |
| 3.-7. | GM Ćirić, Dragoljub | ½ | ½ | ½ | 0 | ½ | ● | ½ | ½ | ½ | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 8½ | 5 | 7 | 3 | |
| 3.-7. | Shamkovich, Leonid | ½ | 0 | ½ | 0 | 0 | ½ | ● | 1 | ½ | ½ | ½ | ½ | 1 | 1 | 1 | 1 | 8½ | 5 | 7 | 3 | |
| 8.-9. | GM Ivkov, Borislav | 1 | ½ | 0 | ½ | 1 | ½ | 0 | ● | ½ | 0 | ½ | ½ | ½ | ½ | 1 | 1 | 8 | 4 | 8 | 3 | |
| 8.-9. | GM Donner, Jan | 0 | ½ | ½ | ½ | ½ | ½ | ½ | ½ | ● | ½ | ½ | 1 | 1 | ½ | ½ | ½ | 8 | 2 | 12 | 1 | |
| 10.-11. | GM Kotov, Alexander | ½ | 0 | 0 | 0 | ½ | 1 | ½ | 1 | ½ | ● | 0 | 1 | ½ | 1 | 0 | 1 | 7½ | 5 | 5 | 5 | |
| 10.-11. | IM Marović, Dražen | 0 | ½ | 0 | ½ | ½ | 0 | ½ | ½ | ½ | 1 | ● | ½ | ½ | 1 | 1 | ½ | 7½ | 3 | 9 | 3 | |
| 12. | GM Bílek, István | ½ | ½ | ½ | ½ | 0 | 1 | ½ | ½ | 0 | 0 | ½ | ● | ½ | ½ | ½ | 1 | 7 | 2 | 10 | 3 | |
| 13. | Bouwmeester, Hans | ½ | 0 | ½ | 1 | ½ | 0 | 0 | ½ | 0 | ½ | ½ | ½ | ● | ½ | ½ | ½ | 6 | 1 | 10 | 4 | |
| 14. | Jongsma, Alexander | 0 | ½ | ½ | ½ | 0 | 0 | 0 | ½ | ½ | 0 | 0 | ½ | ½ | ● | 1 | ½ | 5 | 1 | 8 | 6 | |
| 15. | IM Kuijpers, Franciscus | 0 | 0 | ½ | ½ | ½ | 0 | 0 | 0 | ½ | 1 | 0 | ½ | ½ | 0 | ● | ½ | 4½ | 1 | 7 | 7 | |
| 16. | Zuidema, Coenraad | 0 | ½ | ½ | 0 | 0 | 0 | 0 | 0 | ½ | 0 | ½ | 0 | ½ | ½ | ½ | ● | 3½ | 0 | 7 | 8 |
| 1st round | |||||||||
| Jongsma, Alexander | ½ - ½ | GM Bronstein, David | |||||||
| GM Ivkov, Borislav | 1 - 0 | Zuidema, Coenraad | |||||||
| IM Kuijpers, Franciscus | 1 - 0 | GM Kotov, Alexander | |||||||
| Shamkovich, Leonid | ½ - ½ | IM Ree, Hans | |||||||
| GM Kaválek, Lubomír | ½ - ½ | GM Ćirić, Dragoljub | |||||||
| GM Donner, Jan | ½ - ½ | IM Marović, Dražen | |||||||
| GM Lengyel, Levente | ½ - ½ | GM Bílek, István | |||||||
| IM Langeweg, Christian | ½ - ½ | Bouwmeester, Hans | |||||||
| 1.-2. Ivkov, Kuijpers 1; 3.-14. Kaválek, Bronstein, Ree, Lengyel, Langeweg, Ćirić, Shamkovich, Donner, Marović, Bílek, Bouwmeester, Jongsma ½; 15.-16. Kotov, Zuidema 0; | |||||||||
| 2nd round | |||||||||
| IM Ree, Hans | ½ - ½ | GM Donner, Jan | |||||||
| GM Kotov, Alexander | ½ - ½ | IM Langeweg, Christian | |||||||
| GM Ivkov, Borislav | 1 - 0 | GM Kaválek, Lubomír | |||||||
| IM Marović, Dražen | ½ - ½ | GM Lengyel, Levente | |||||||
| GM Bílek, István | ½ - ½ | Jongsma, Alexander | |||||||
| Bouwmeester, Hans | 0 - 1 | Shamkovich, Leonid | |||||||
| GM Ćirić, Dragoljub | 1 - 0 | IM Kuijpers, Franciscus | |||||||
| Zuidema, Coenraad | ½ - ½ | GM Bronstein, David | |||||||
| 1. Ivkov 2; 2.-3. Ćirić, Shamkovich 1½; 4.-12. Bronstein, Ree, Lengyel, Langeweg, Donner, Marović, Bílek, Jongsma, Kuijpers 1; 13.-16. Kaválek, Kotov, Bouwmeester, Zuidema ½; | |||||||||
| 3rd round | |||||||||
| Shamkovich, Leonid | ½ - ½ | GM Kotov, Alexander | |||||||
| IM Langeweg, Christian | ½ - ½ | GM Ćirić, Dragoljub | |||||||
| GM Lengyel, Levente | ½ - ½ | IM Ree, Hans | |||||||
| IM Kuijpers, Franciscus | 0 - 1 | GM Ivkov, Borislav | |||||||
| GM Kaválek, Lubomír | 1 - 0 | Zuidema, Coenraad | |||||||
| Jongsma, Alexander | 0 - 1 | IM Marović, Dražen | |||||||
| GM Donner, Jan | 1 - 0 | Bouwmeester, Hans | |||||||
| GM Bronstein, David | ½ - ½ | GM Bílek, István | |||||||
| 1. Ivkov 3; 2.-5. Ćirić, Shamkovich, Donner, Marović 2; 6.-11. Kaválek, Bronstein, Ree, Lengyel, Langeweg, Bílek 1½; 12.-14. Kotov, Jongsma, Kuijpers 1; 15.-16. Bouwmeester, Zuidema ½; | |||||||||
| 4th round | |||||||||
| GM Kotov, Alexander | ½ - ½ | GM Donner, Jan | |||||||
| IM Marović, Dražen | ½ - ½ | GM Bronstein, David | |||||||
| GM Kaválek, Lubomír | 1 - 0 | IM Kuijpers, Franciscus | |||||||
| GM Ivkov, Borislav | 1 - 0 | IM Langeweg, Christian | |||||||
| GM Ćirić, Dragoljub | ½ - ½ | Shamkovich, Leonid | |||||||
| Bouwmeester, Hans | 1 - 0 | GM Lengyel, Levente | |||||||
| Zuidema, Coenraad | 0 - 1 | GM Bílek, István | |||||||
| IM Ree, Hans | ½ - ½ | Jongsma, Alexander | |||||||
| 1. Ivkov 4; 2.-7. Kaválek, Ćirić, Shamkovich, Donner, Marović, Bílek 2½; 8.-9. Bronstein, Ree 2; 10.-14. Lengyel, Langeweg, Kotov, Bouwmeester, Jongsma 1½; 15. Kuijpers 1; 16. Zuidema ½; | |||||||||
| 5th round | |||||||||
| Shamkovich, Leonid | 1 - 0 | GM Ivkov, Borislav | |||||||
| GM Lengyel, Levente | 1 - 0 | GM Kotov, Alexander | |||||||
| IM Langeweg, Christian | 0 - 1 | GM Kaválek, Lubomír | |||||||
| IM Kuijpers, Franciscus | ½ - ½ | Zuidema, Coenraad | |||||||
| Jongsma, Alexander | ½ - ½ | Bouwmeester, Hans | |||||||
| GM Donner, Jan | ½ - ½ | GM Ćirić, Dragoljub | |||||||
| GM Bronstein, David | ½ - ½ | IM Ree, Hans | |||||||
| GM Bílek, István | ½ - ½ | IM Marović, Dražen | |||||||
| 1. Ivkov 4; 2.-3. Kaválek, Shamkovich 3½; 4.-7. Ćirić, Donner, Marović, Bílek 3; 8.-10. Bronstein, Ree, Lengyel 2½; 11.-12. Bouwmeester, Jongsma 2; 13.-15. Langeweg, Kotov, Kuijpers 1½; 16. Zuidema 1; | |||||||||
| 6th round | |||||||||
| Zuidema, Coenraad | ½ - ½ | IM Marović, Dražen | |||||||
| IM Ree, Hans | ½ - ½ | GM Bílek, István | |||||||
| IM Kuijpers, Franciscus | ½ - ½ | IM Langeweg, Christian | |||||||
| GM Kotov, Alexander | 1 - 0 | Jongsma, Alexander | |||||||
| GM Kaválek, Lubomír | ½ - ½ | Shamkovich, Leonid | |||||||
| GM Ivkov, Borislav | ½ - ½ | GM Donner, Jan | |||||||
| GM Ćirić, Dragoljub | 0 - 1 | GM Lengyel, Levente | |||||||
| Bouwmeester, Hans | 0 - 1 | GM Bronstein, David | |||||||
| 1. Ivkov 4½; 2.-3. Kaválek, Shamkovich 4; 4.-8. Bronstein, Lengyel, Donner, Marović, Bílek 3½; 9.-10. Ree, Ćirić 3; 11. Kotov 2½; 12.-15. Langeweg, Bouwmeester, Jongsma, Kuijpers 2; 16. Zuidema 1½; | |||||||||
| 7th round | |||||||||
| Shamkovich, Leonid | 1 - 0 | IM Kuijpers, Franciscus | |||||||
| IM Marović, Dražen | 0 - 1 | IM Ree, Hans | |||||||
| GM Donner, Jan | 0 - 1 | GM Kaválek, Lubomír | |||||||
| GM Lengyel, Levente | ½ - ½ | GM Ivkov, Borislav | |||||||
| IM Langeweg, Christian | 1 - 0 | Zuidema, Coenraad | |||||||
| Jongsma, Alexander | 0 - 1 | GM Ćirić, Dragoljub | |||||||
| GM Bronstein, David | 1 - 0 | GM Kotov, Alexander | |||||||
| GM Bílek, István | ½ - ½ | Bouwmeester, Hans | |||||||
| 1.-3. Kaválek, Shamkovich, Ivkov 5; 4. Bronstein 4½; 5.-8. Ree, Lengyel, Ćirić, Bílek 4; 9.-10. Donner, Marović 3½; 11. Langeweg 3; 12.-13. Kotov, Bouwmeester 2½; 14.-15. Jongsma, Kuijpers 2; 16. Zuidema 1½; | |||||||||
| 8th round | |||||||||
| IM Kuijpers, Franciscus | ½ - ½ | GM Donner, Jan | |||||||
| IM Langeweg, Christian | 1 - 0 | Shamkovich, Leonid | |||||||
| GM Kotov, Alexander | 1 - 0 | GM Bílek, István | |||||||
| GM Kaválek, Lubomír | 1 - 0 | GM Lengyel, Levente | |||||||
| GM Ivkov, Borislav | ½ - ½ | Jongsma, Alexander | |||||||
| GM Ćirić, Dragoljub | ½ - ½ | GM Bronstein, David | |||||||
| Bouwmeester, Hans | ½ - ½ | IM Marović, Dražen | |||||||
| Zuidema, Coenraad | ½ - ½ | IM Ree, Hans | |||||||
| 1. Kaválek 6; 2. Ivkov 5½; 3.-4. Bronstein, Shamkovich 5; 5.-6. Ree, Ćirić 4½; 7.-11. Lengyel, Langeweg, Donner, Marović, Bílek 4; 12. Kotov 3½; 13. Bouwmeester 3; 14.-15. Jongsma, Kuijpers 2½; 16. Zuidema 2; | |||||||||
| 9th round | |||||||||
| Shamkovich, Leonid | 1 - 0 | Zuidema, Coenraad | |||||||
| IM Ree, Hans | ½ - ½ | Bouwmeester, Hans | |||||||
| IM Marović, Dražen | 1 - 0 | GM Kotov, Alexander | |||||||
| GM Lengyel, Levente | ½ - ½ | IM Kuijpers, Franciscus | |||||||
| Jongsma, Alexander | 0 - 1 | GM Kaválek, Lubomír | |||||||
| GM Donner, Jan | ½ - ½ | IM Langeweg, Christian | |||||||
| GM Bronstein, David | ½ - ½ | GM Ivkov, Borislav | |||||||
| GM Bílek, István | 1 - 0 | GM Ćirić, Dragoljub | |||||||
| 1. Kaválek 7; 2.-3. Shamkovich, Ivkov 6; 4. Bronstein 5½; 5.-7. Ree, Marović, Bílek 5; 8.-11. Lengyel, Langeweg, Ćirić, Donner 4½; 12.-13. Kotov, Bouwmeester 3½; 14. Kuijpers 3; 15. Jongsma 2½; 16. Zuidema 2; | |||||||||
| 10th round | |||||||||
| Zuidema, Coenraad | ½ - ½ | Bouwmeester, Hans | |||||||
| Shamkovich, Leonid | ½ - ½ | GM Donner, Jan | |||||||
| IM Langeweg, Christian | ½ - ½ | GM Lengyel, Levente | |||||||
| IM Kuijpers, Franciscus | 0 - 1 | Jongsma, Alexander | |||||||
| GM Kotov, Alexander | 0 - 1 | IM Ree, Hans | |||||||
| GM Kaválek, Lubomír | 0 - 1 | GM Bronstein, David | |||||||
| GM Ivkov, Borislav | ½ - ½ | GM Bílek, István | |||||||
| GM Ćirić, Dragoljub | 1 - 0 | IM Marović, Dražen | |||||||
| 1. Kaválek 7; 2.-4. Bronstein, Shamkovich, Ivkov 6½; 5. Ree 6; 6.-7. Ćirić, Bílek 5½; 8.-11. Lengyel, Langeweg, Donner, Marović 5; 12. Bouwmeester 4; 13.-14. Kotov, Jongsma 3½; 15. Kuijpers 3; 16. Zuidema 2½; | |||||||||
| 11th round | |||||||||
| IM Ree, Hans | ½ - ½ | GM Ćirić, Dragoljub | |||||||
| IM Marović, Dražen | ½ - ½ | GM Ivkov, Borislav | |||||||
| GM Lengyel, Levente | 1 - 0 | Shamkovich, Leonid | |||||||
| Jongsma, Alexander | 0 - 1 | IM Langeweg, Christian | |||||||
| GM Donner, Jan | ½ - ½ | Zuidema, Coenraad | |||||||
| GM Bronstein, David | 1 - 0 | IM Kuijpers, Franciscus | |||||||
| Bouwmeester, Hans | ½ - ½ | GM Kotov, Alexander | |||||||
| GM Bílek, István | ½ - ½ | GM Kaválek, Lubomír | |||||||
| 1.-2. Kaválek, Bronstein 7½; 3. Ivkov 7; 4.-5. Ree, Shamkovich 6½; 6.-9. Lengyel, Langeweg, Ćirić, Bílek 6; 10.-11. Donner, Marović 5½; 12. Bouwmeester 4½; 13. Kotov 4; 14. Jongsma 3½; 15.-16. Kuijpers, Zuidema 3; | |||||||||
| 12th round | |||||||||
| Zuidema, Coenraad | 0 - 1 | GM Kotov, Alexander | |||||||
| Shamkovich, Leonid | 1 - 0 | Jongsma, Alexander | |||||||
| IM Langeweg, Christian | ½ - ½ | GM Bronstein, David | |||||||
| IM Kuijpers, Franciscus | ½ - ½ | GM Bílek, István | |||||||
| GM Kaválek, Lubomír | 1 - 0 | IM Marović, Dražen | |||||||
| GM Ivkov, Borislav | 0 - 1 | IM Ree, Hans | |||||||
| GM Donner, Jan | ½ - ½ | GM Lengyel, Levente | |||||||
| GM Ćirić, Dragoljub | 1 - 0 | Bouwmeester, Hans | |||||||
| 1. Kaválek 8½; 2. Bronstein 8; 3.-4. Ree, Shamkovich 7½; 5.-6. Ćirić, Ivkov 7; 7.-9. Lengyel, Langeweg, Bílek 6½; 10. Donner 6; 11. Marović 5½; 12. Kotov 5; 13. Bouwmeester 4½; 14.-15. Jongsma, Kuijpers 3½; 16. Zuidema 3; | |||||||||
| 13th round | |||||||||
| IM Ree, Hans | 0 - 1 | GM Kaválek, Lubomír | |||||||
| IM Marović, Dražen | 1 - 0 | IM Kuijpers, Franciscus | |||||||
| GM Lengyel, Levente | 1 - 0 | Zuidema, Coenraad | |||||||
| GM Kotov, Alexander | 1 - 0 | GM Ćirić, Dragoljub | |||||||
| Jongsma, Alexander | ½ - ½ | GM Donner, Jan | |||||||
| GM Bronstein, David | 1 - 0 | Shamkovich, Leonid | |||||||
| Bouwmeester, Hans | ½ - ½ | GM Ivkov, Borislav | |||||||
| GM Bílek, István | 0 - 1 | IM Langeweg, Christian | |||||||
| 1. Kaválek 9½; 2. Bronstein 9; 3.-7. Ree, Lengyel, Langeweg, Shamkovich, Ivkov 7½; 8. Ćirić 7; 9.-11. Donner, Marović, Bílek 6½; 12. Kotov 6; 13. Bouwmeester 5; 14. Jongsma 4; 15. Kuijpers 3½; 16. Zuidema 3; | |||||||||
| 14th round | |||||||||
| Zuidema, Coenraad | 0 - 1 | GM Ćirić, Dragoljub | |||||||
| Shamkovich, Leonid | ½ - ½ | GM Bílek, István | |||||||
| GM Lengyel, Levente | ½ - ½ | Jongsma, Alexander | |||||||
| IM Langeweg, Christian | ½ - ½ | IM Marović, Dražen | |||||||
| IM Kuijpers, Franciscus | ½ - ½ | IM Ree, Hans | |||||||
| GM Kaválek, Lubomír | ½ - ½ | Bouwmeester, Hans | |||||||
| GM Ivkov, Borislav | 0 - 1 | GM Kotov, Alexander | |||||||
| GM Donner, Jan | ½ - ½ | GM Bronstein, David | |||||||
| 1. Kaválek 10; 2. Bronstein 9½; 3.-7. Ree, Lengyel, Langeweg, Ćirić, Shamkovich 8; 8. Ivkov 7½; 9.-12. Donner, Kotov, Marović, Bílek 7; 13. Bouwmeester 5½; 14. Jongsma 4½; 15. Kuijpers 4; 16. Zuidema 3; | |||||||||
| 15th round | |||||||||
| IM Ree, Hans | ½ - ½ | IM Langeweg, Christian | |||||||
| IM Marović, Dražen | ½ - ½ | Shamkovich, Leonid | |||||||
| GM Kotov, Alexander | ½ - ½ | GM Kaválek, Lubomír | |||||||
| Jongsma, Alexander | ½ - ½ | Zuidema, Coenraad | |||||||
| GM Ćirić, Dragoljub | ½ - ½ | GM Ivkov, Borislav | |||||||
| GM Bronstein, David | ½ - ½ | GM Lengyel, Levente | |||||||
| Bouwmeester, Hans | ½ - ½ | IM Kuijpers, Franciscus | |||||||
| GM Bílek, István | 0 - 1 | GM Donner, Jan | |||||||
| 1. Kaválek 10½; 2. Bronstein 10; 3.-7. Ree, Lengyel, Langeweg, Ćirić, Shamkovich 8½; 8.-9. Ivkov, Donner 8; 10.-11. Kotov, Marović 7½; 12. Bílek 7; 13. Bouwmeester 6; 14. Jongsma 5; 15. Kuijpers 4½; 16. Zuidema 3½; | |||||||||
| 8th IBM chess tournament | |
| Dates: | 1968 |
| City: | Amsterdam (Netherlands) |
| Venue: | |
| Organizers: | Amsterdam chess club VAS |
| Chief Arbiter: | |
| Players participating: | 16 (incl. 8 GMs, 4 IMs) |
| Games played: | 120 |
| Competition format: | Round Robin |
| Tie-breaks: | none |
| Time control: | |
| PGN game file: | ibm-1968.pgn |