| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A Emeljanov vs S Ovsejevitsch |
| 1-0 | 45 | 1991 | UKR-chT | B36 Sicilian, Accelerated Fianchetto |
| 2. V Shalimov vs S Ovsejevitsch |
| 1-0 | 41 | 1991 | UKR-chT | A34 English, Symmetrical |
| 3. E Bakalov vs S Ovsejevitsch |
| 0-1 | 50 | 1991 | UKR-chT | B17 Caro-Kann, Steinitz Variation |
| 4. S Ovsejevitsch vs Rogovtsev |
| 1-0 | 32 | 1991 | UKR-chT | E91 King's Indian |
| 5. S Ovsejevitsch vs A Reprintsev |
| 0-1 | 43 | 1991 | UKR-chT | D02 Queen's Pawn Game |
| 6. R Kutschenko vs S Ovsejevitsch |
| 1-0 | 60 | 1991 | UKR-chT | B12 Caro-Kann Defense |
| 7. S Ovsejevitsch vs B Borsos |
| ½-½ | 20 | 1991 | UKR-chT | A00 Uncommon Opening |
| 8. S Ovsejevitsch vs O Kosevich |
| ½-½ | 47 | 1991 | UKR-chT | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 9. S Ovsejevitsch vs V Bychok |
| 1-0 | 55 | 1991 | UKR-chT | E97 King's Indian |
| 10. A Marchenko vs S Ovsejevitsch |
| ½-½ | 20 | 1991 | UKR-chT | E17 Queen's Indian |
| 11. H A Gretarsson vs S Ovsejevitsch |
| 0-1 | 76 | 1991 | Wch U14 | E32 Nimzo-Indian, Classical |
| 12. S Ovsejevitsch vs J Cobb |
| 1-0 | 35 | 1991 | Wch U14 | E94 King's Indian, Orthodox |
| 13. A Erdei vs S Ovsejevitsch |
| 0-1 | 68 | 1991 | Wch U14 | B17 Caro-Kann, Steinitz Variation |
| 14. J Rowson vs S Ovsejevitsch |
| ½-½ | 22 | 1991 | Wch U14 | B01 Scandinavian |
| 15. S Ovsejevitsch vs D Fuhrmann |
| 1-0 | 36 | 1991 | Wch U14 | A04 Reti Opening |
| 16. M Kaminski vs S Ovsejevitsch |
| 1-0 | 48 | 1991 | Wch U14 | B17 Caro-Kann, Steinitz Variation |
| 17. C Vasquez Ramirez vs S Ovsejevitsch |
| 0-1 | 25 | 1991 | Wch U14 | B10 Caro-Kann |
| 18. S Ovsejevitsch vs J Stocek |
| ½-½ | 47 | 1991 | Wch U14 | E97 King's Indian |
| 19. S Ovsejevitsch vs T Dao |
| 0-1 | 57 | 1991 | Wch U14 | A12 English with b3 |
| 20. A Kunte vs S Ovsejevitsch |
| 1-0 | 40 | 1991 | Wch U14 | A96 Dutch, Classical Variation |
| 21. S Ovsejevitsch vs Macieja |
| 0-1 | 77 | 1991 | Wch U14 | D15 Queen's Gambit Declined Slav |
| 22. S Ovsejevitsch vs Baklan |
| ½-½ | 26 | 1992 | URS-ch U18 | E97 King's Indian |
| 23. T Oral vs S Ovsejevitsch |
| 1-0 | 37 | 1992 | EU-ch U16 | B76 Sicilian, Dragon, Yugoslav Attack |
| 24. S Ovsejevitsch vs R Chytilek |
| 1-0 | 35 | 1992 | EU-ch U16 | A21 English |
| 25. S Ovsejevitsch vs V Orlov |
| 1-0 | 35 | 1992 | URS-ch U18 | D37 Queen's Gambit Declined |
Kibitzing
