| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 101. D Ross vs S Semkov |
| 0-1 | 53 | 1988 | Saint John Open I | D11 Queen's Gambit Declined Slav |
| 102. S Semkov vs B Finegold |
| ½-½ | 16 | 1988 | Saint John Open I | A57 Benko Gambit |
| 103. S Semkov vs Z S Ilic |
| 1-0 | 37 | 1988 | Saint John Open I | E77 King's Indian |
| 104. S Semkov vs F Lindsay |
| 0-1 | 53 | 1988 | Saint John Open I | D45 Queen's Gambit Declined Semi-Slav |
| 105. S Semkov vs L Piasetski |
| 0-1 | 34 | 1988 | Saint John Open I | B06 Robatsch |
| 106. S Semkov vs Y Dokhoian |
| ½-½ | 24 | 1988 | Plovdiv | D47 Queen's Gambit Declined Semi-Slav |
| 107. S Semkov vs K Georgiev |
| 1-0 | 29 | 1988 | Plovdiv | A42 Modern Defense, Averbakh System |
| 108. S Semkov vs E Grivas |
| 1-0 | 34 | 1988 | Plovdiv | A87 Dutch, Leningrad, Main Variation |
| 109. S Semkov vs T Paehtz Sr |
| ½-½ | 68 | 1988 | Plovdiv | A44 Old Benoni Defense |
| 110. S Semkov vs P Peev |
| 1-0 | 42 | 1988 | Plovdiv | E76 King's Indian, Four Pawns Attack |
| 111. S Semkov vs Dzindzichashvili |
| 1-0 | 46 | 1988 | Saint John Open II | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 112. Gipslis vs S Semkov |
| ½-½ | 33 | 1988 | Saint John Open II | B40 Sicilian |
| 113. Vaganian vs S Semkov |
 | 1-0 | 25 | 1988 | Saint John Open II | A06 Reti Opening |
| 114. Lputian vs S Semkov |
| 1-0 | 42 | 1988 | Saint John Open II | D21 Queen's Gambit Accepted |
| 115. N Salman vs S Semkov |
| 0-1 | 53 | 1988 | Saint John Open II | D02 Queen's Pawn Game |
| 116. S Semkov vs R Lau |
| ½-½ | 29 | 1988 | Saint John Open II | E41 Nimzo-Indian |
| 117. S Semkov vs M Wilder |
| 1-0 | 42 | 1988 | Saint John Open II | E43 Nimzo-Indian, Fischer Variation |
| 118. S Semkov vs A Zapata |
| ½-½ | 62 | 1988 | Saint John Open II | E94 King's Indian, Orthodox |
| 119. W N Watson vs S Semkov |
| 1-0 | 32 | 1988 | Saint John Open II | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 120. S Semkov vs Psakhis |
| 0-1 | 27 | 1988 | Tigran Petrosian Memorial | E41 Nimzo-Indian |
| 121. S Semkov vs Romanishin |
| 0-1 | 40 | 1988 | Tigran Petrosian Memorial | E43 Nimzo-Indian, Fischer Variation |
| 122. Smagin vs S Semkov |
| 1-0 | 31 | 1988 | Tigran Petrosian Memorial | B40 Sicilian |
| 123. V Akopian vs S Semkov |
| 1-0 | 54 | 1988 | Tigran Petrosian Memorial | B44 Sicilian |
| 124. S Semkov vs Ehlvest |
| 1-0 | 35 | 1988 | Tigran Petrosian Memorial | B07 Pirc |
| 125. Lputian vs S Semkov |
| 1-0 | 52 | 1988 | Tigran Petrosian Memorial | D31 Queen's Gambit Declined |
Kibitzing
