Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. Z Kerchev vs L Spassov |
| 0-1 | 39 | 1971 | Bulgarian Championship | B22 Sicilian, Alapin |
27. N Iordanov vs Z Kerchev |
| ½-½ | 11 | 1971 | Bulgarian Championship | E11 Bogo-Indian Defense |
28. Z Kerchev vs I Radulov |
| 0-1 | 44 | 1971 | Bulgarian Championship | D35 Queen's Gambit Declined |
29. P Orev vs Z Kerchev |
| 1-0 | 31 | 1971 | Bulgarian Championship | A05 Reti Opening |
30. Z Kerchev vs K Angelov |
| ½-½ | 13 | 1971 | Bulgarian Championship | E91 King's Indian |
31. Z Kerchev vs P Peev |
| 0-1 | 33 | 1971 | Bulgarian Championship | A10 English |
32. Z Kerchev vs E Ermenkov |
| 0-1 | 42 | 1973 | BUL-ch26 | B31 Sicilian, Rossolimo Variation |