| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. S Begun vs L Basin |
| ½-½ | 12 | 1983 | Belarusian Championship | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 52. B Malisov vs S Begun |
| ½-½ | 17 | 1983 | Belarusian Championship | A00 Uncommon Opening |
| 53. S Begun vs B Itkis |
| ½-½ | 53 | 1983 | Belarusian Championship | A05 Reti Opening |
| 54. V Litvinov vs S Begun |
| ½-½ | 79 | 1983 | Belarusian Championship | B28 Sicilian, O'Kelly Variation |
| 55. S Begun vs A Deiko |
| 1-0 | 46 | 1983 | Belarusian Championship | A15 English |
| 56. A Kovalev vs S Begun |
| ½-½ | 11 | 1983 | Belarusian Championship | C42 Petrov Defense |
| 57. S Begun vs S Yuferov |
| ½-½ | 13 | 1983 | Belarusian Championship | E17 Queen's Indian |
| 58. Vyzmanavin vs S Begun |
| ½-½ | 17 | 1983 | Belarusian Championship | D55 Queen's Gambit Declined |
| 59. S Begun vs B Maryasin |
| ½-½ | 15 | 1983 | Belarusian Championship | D25 Queen's Gambit Accepted |
| 60. Z Sturua vs S Begun |
| ½-½ | 33 | 1983 | 16th Soviet Team Championship qual-3 | D56 Queen's Gambit Declined |
| 61. A Petrosian vs S Begun |
| ½-½ | 29 | 1983 | 16th Soviet Team Championship qual-3 | A06 Reti Opening |
| 62. Geller vs S Begun |
| ½-½ | 47 | 1983 | 16th Soviet Team Championship qual-3 | B45 Sicilian, Taimanov |
| 63. F Sideifzade vs S Begun |
 | 0-1 | 40 | 1983 | 16th Soviet Team Championship Final-B | C15 French, Winawer |
| 64. S Begun vs R Ziatdinov |
| 1-0 | 61 | 1983 | 16th Soviet Team Championship Final-B | A14 English |
| 65. B Nevednichy vs S Begun |
| 1-0 | 62 | 1983 | 16th Soviet Team Championship Final-B | A07 King's Indian Attack |
| 66. S Begun vs Smirin |
| 0-1 | 55 | 1985 | Sokolsky Memorial | A04 Reti Opening |
| 67. V Malaniuk vs S Begun |
| ½-½ | 52 | 1985 | Sokolsky Memorial | B31 Sicilian, Rossolimo Variation |
| 68. A Kapengut vs S Begun |
| 1-0 | 29 | 1985 | Sokolsky Memorial | B45 Sicilian, Taimanov |
| 69. S Begun vs A Ivanov |
| ½-½ | 20 | 1985 | Sokolsky Memorial | A15 English |
| 70. S Begun vs S Yuferov |
| 0-1 | 38 | 1985 | Sokolsky Memorial | A46 Queen's Pawn Game |
| 71. S Begun vs I Efimov |
| 0-1 | 55 | 1985 | Sokolsky Memorial | B07 Pirc |
| 72. S Begun vs V Dydyshko |
| 0-1 | 35 | 1985 | Sokolsky Memorial | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 73. E Mochalov vs S Begun |
| ½-½ | 36 | 1985 | Sokolsky Memorial | D56 Queen's Gambit Declined |
| 74. P Korzubov vs S Begun |
| ½-½ | 40 | 1985 | Sokolsky Memorial | E00 Queen's Pawn Game |
| 75. L Basin vs S Begun |
| ½-½ | 21 | 1985 | Sokolsky Memorial | E04 Catalan, Open, 5.Nf3 |
Kibitzing
