| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 201. B M Kogan vs Alburt |
| 1-0 | 31 | 1984 | New York International Open | A46 Queen's Pawn Game |
| 202. B M Kogan vs J Fedorowicz |
| 1-0 | 31 | 1984 | New York International Open | A46 Queen's Pawn Game |
| 203. Alburt vs B M Kogan |
| ½-½ | 40 | 1984 | United States Championship | D11 Queen's Gambit Declined Slav |
| 204. Benjamin vs B M Kogan |
| 1-0 | 42 | 1984 | United States Championship | B63 Sicilian, Richter-Rauzer Attack |
| 205. B M Kogan vs Browne |
| ½-½ | 47 | 1984 | United States Championship | A46 Queen's Pawn Game |
| 206. B M Kogan vs de Firmian |
| ½-½ | 41 | 1984 | United States Championship | A46 Queen's Pawn Game |
| 207. Dzindzichashvili vs B M Kogan |
| ½-½ | 39 | 1984 | United States Championship | A56 Benoni Defense |
| 208. B M Kogan vs J Fedorowicz |
| ½-½ | 45 | 1984 | United States Championship | A40 Queen's Pawn Game |
| 209. D Gurevich vs B M Kogan |
 | 1-0 | 58 | 1984 | United States Championship | D10 Queen's Gambit Declined Slav |
| 210. B M Kogan vs Kudrin |
| 1-0 | 47 | 1984 | United States Championship | E00 Queen's Pawn Game |
| 211. B M Kogan vs L Christiansen |
| 1-0 | 45 | 1984 | United States Championship | A49 King's Indian, Fianchetto without c4 |
| 212. K Shirazi vs B M Kogan |
| 0-1 | 41 | 1984 | United States Championship | C73 Ruy Lopez, Modern Steinitz Defense |
| 213. K Spraggett vs B M Kogan |
| 0-1 | 29 | 1984 | 12th World Open | A11 English, Caro-Kann Defensive System |
| 214. B M Kogan vs J Tarjan |
| ½-½ | 48 | 1984 | United States Championship | E06 Catalan, Closed, 5.Nf3 |
| 215. R Byrne vs B M Kogan |
| ½-½ | 16 | 1984 | United States Championship | C75 Ruy Lopez, Modern Steinitz Defense |
| 216. R Henley vs B M Kogan |
| ½-½ | 20 | 1984 | United States Championship | D43 Queen's Gambit Declined Semi-Slav |
| 217. B M Kogan vs Kavalek |
| ½-½ | 55 | 1984 | United States Championship | A49 King's Indian, Fianchetto without c4 |
| 218. B M Kogan vs Seirawan |
| ½-½ | 15 | 1984 | United States Championship | A46 Queen's Pawn Game |
| 219. J Peters vs B M Kogan |
| 0-1 | 18 | 1984 | United States Championship | C03 French, Tarrasch |
| 220. Dlugy vs B M Kogan |
| 1-0 | 42 | 1984 | United States Championship | E11 Bogo-Indian Defense |
| 221. B M Kogan vs Benjamin |
| 0-1 | 56 | 1984 | 12th World Open | A04 Reti Opening |
| 222. Benjamin vs B M Kogan |
| 1-0 | 28 | 1985 | 86th US Open | C16 French, Winawer |
| 223. B M Kogan vs Alburt |
| ½-½ | 55 | 1985 | United States Championship | A46 Queen's Pawn Game |
| 224. B M Kogan vs Benjamin |
| ½-½ | 14 | 1985 | United States Championship | A46 Queen's Pawn Game |
| 225. J Fedorowicz vs B M Kogan |
| ½-½ | 35 | 1985 | United States Championship | C42 Petrov Defense |
Kibitzing
