| page 1 of 2; games 1-25 of 38 |
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| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Plachetka vs I Jankovec |
| 1-0 | 22 |
1969 |
Stary Smokovec | A30 English, Symmetrical |
| 2. Plachetka vs A Lanc |
| 1-0 | 38 |
1970 |
CSR-ch Havirov | A37 English, Symmetrical |
| 3. Plachetka vs G Timoshchenko |
| ½-½ | 29 |
1972 |
Stary Smokovec | A36 English |
| 4. Plachetka vs Adorjan |
| ½-½ | 13 |
1973 |
CSR-ch | A36 English |
| 5. Plachetka vs Pribyl |
| 1-0 | 25 |
1974 |
Decin | A34 English, Symmetrical |
| 6. Plachetka vs A Ornstein |
| ½-½ | 45 |
1975 |
Rubinstein mem | A31 English, Symmetrical, Benoni Formation |
| 7. Plachetka vs Schneider |
| 1-0 | 51 |
1975 |
EU-chT sf | A30 English, Symmetrical |
| 8. Plachetka vs E Kristiansen |
| 1-0 | 28 |
1975 |
Rubinstein mem | A34 English, Symmetrical |
| 9. Plachetka vs V Kovacevic |
| ½-½ | 58 |
1976 |
Parcetic mem 7th | A34 English, Symmetrical |
| 10. Plachetka vs J Pokojowczyk |
| 0-1 | 41 |
1980 |
Rubinstein mem | A30 English, Symmetrical |
| 11. Plachetka vs M Welin |
| 1-0 | 35 |
1980 |
Politiken Cup | A36 English |
| 12. Plachetka vs Tringov |
| ½-½ | 22 |
1980 |
Zemun | A34 English, Symmetrical |
| 13. Plachetka vs J Banas |
| ½-½ | 19 |
1981 |
Tirnava | A34 English, Symmetrical |
| 14. Plachetka vs T Horvath |
| ½-½ | 41 |
1981 |
Tirnava | A30 English, Symmetrical |
| 15. Plachetka vs Smejkal |
| ½-½ | 22 |
1981 |
Hradec Kralove | A34 English, Symmetrical |
| 16. Plachetka vs Jansa |
| ½-½ | 14 |
1982 |
Frenstat CZE ch | A30 English, Symmetrical |
| 17. Plachetka vs I Farago |
| 1-0 | 41 |
1984 |
Belgrade | A34 English, Symmetrical |
| 18. Plachetka vs S Loeffler |
| 1-0 | 33 |
1988 |
Copenhagen op | A35 English, Symmetrical |
| 19. Plachetka vs Ftacnik |
| 0-1 | 57 |
1989 |
Prag | A36 English |
| 20. Plachetka vs J Vanheste |
| ½-½ | 48 |
1990 |
Ostend op | A36 English |
| 21. Plachetka vs Willy Van Rienen |
| 1-0 | 28 |
1990 |
St Ingbert op | A39 English, Symmetrical, Main line with d4 |
| 22. Plachetka vs P Velikov |
| ½-½ | 17 |
1990 |
Cannes op | A30 English, Symmetrical |
| 23. Plachetka vs Belik Dalibor |
| ½-½ | 58 |
1991 |
CSR-ch | A30 English, Symmetrical |
| 24. Plachetka vs Kholmov |
| 1-0 | 55 |
1991 |
Bardejov | A30 English, Symmetrical |
| 25. Plachetka vs J Horvath |
| ½-½ | 22 |
1991 |
AUT-chT | A36 English |
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| page 1 of 2; games 1-25 of 38 |
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