| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. V Paniushkin vs A Semeniuk |
| ½-½ | 18 | 1978 | Soviet Army Championship | E16 Queen's Indian |
| 27. A Semeniuk vs S A Chekhelian |
| 0-1 | 23 | 1978 | Soviet Army Championship | A07 King's Indian Attack |
| 28. A Semeniuk vs D Kayumov |
| ½-½ | 13 | 1978 | Soviet Army Championship | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 29. N Shalnev vs A Semeniuk |
| 0-1 | 21 | 1978 | Soviet Army Championship | B45 Sicilian, Taimanov |
| 30. A Semeniuk vs Smirnov |
| 1-0 | 15 | 1978 | Soviet Army Championship | A07 King's Indian Attack |
| 31. A Semeniuk vs A Verner |
| ½-½ | 28 | 1978 | Soviet Army Championship | B45 Sicilian, Taimanov |
| 32. S Yuferov vs A Semeniuk |
| 1-0 | 32 | 1978 | Soviet Army Championship | D97 Grunfeld, Russian |
| 33. A Bykhovsky vs A Semeniuk |
| ½-½ | 14 | 1978 | Soviet Army Championship | D83 Grunfeld, Grunfeld Gambit |
| 34. A Semeniuk vs N A Legky |
| ½-½ | 20 | 1978 | Soviet Army Championship | B30 Sicilian |
| 35. Y Boidman vs A Semeniuk |
| 0-1 | 17 | 1978 | Soviet Army Championship | B30 Sicilian |
| 36. A Semeniuk vs A Glianietz |
| ½-½ | 10 | 1978 | Soviet Army Championship | B06 Robatsch |
| 37. A Shvedchikov vs A Semeniuk |
| 1-0 | 42 | 1978 | Soviet Army Championship | A16 English |
| 38. V Karasev vs A Semeniuk |
| ½-½ | 29 | 1978 | Soviet Army Championship | A31 English, Symmetrical, Benoni Formation |
| 39. S Gorelov vs A Semeniuk |
| 1-0 | 42 | 1981 | URS-ch sf Saratov | B23 Sicilian, Closed |
| 40. Yudasin vs A Semeniuk |
| ½-½ | 36 | 1981 | URS-ch sf Saratov | B33 Sicilian |
| 41. A Semeniuk vs B Gurgenidze |
| ½-½ | 41 | 1981 | URS-ch sf Saratov | B33 Sicilian |
| 42. I Polovodin vs A Semeniuk |
| 1-0 | 30 | 1982 | URS | D85 Grunfeld |
| 43. A Semeniuk vs V Ponfilenok |
| ½-½ | 21 | 1983 | RSFSR Spartakiad | C07 French, Tarrasch |
| 44. A I Petrushin vs A Semeniuk |
| 1-0 | 27 | 1983 | RSFSR Spartakiad | B83 Sicilian |
| 45. Gulko vs A Semeniuk |
| 1-0 | 44 | 1984 | URS | D85 Grunfeld |
| 46. Tal vs A Semeniuk |
| 1-0 | 41 | 1984 | 13th Soviet Team Cup | A16 English |
| 47. A Semeniuk vs I Polovodin |
| ½-½ | 29 | 1984 | 13th Soviet Team Cup | B93 Sicilian, Najdorf, 6.f4 |
| 48. A Semeniuk vs Krasenkow |
| ½-½ | 37 | 1985 | Tbilisi | B33 Sicilian |
| 49. Tal vs A Semeniuk |
| 1-0 | 41 | 1986 | Kiev tt | A16 English |
| 50. V Malaniuk vs A Semeniuk |
| 1-0 | 33 | 1986 | Soviet Army Team Championship | A48 King's Indian |
Kibitzing
