Boris M Kogan's chess openings
Peak rating 2500100 games
Boris M Kogan has 100 tournament games in the ChessPrep database. As White, Boris M Kogan most often opens with 1.d4 (57% of games). As Black, against 1.e4 the usual reply is 1...e5, the Open Game; against 1.d4 it is 1...Nf6.
As White40 games · +13 =14 −13 · 50%
As Black60 games · +12 =23 −25 · 39%
As White
- 1.d4 Queen's Pawn Opening57%23 games · scores 63% · main line 1.d4 Nf6 2.c4 e6 3.g3 d5
- 1.e4 King's Pawn Opening20%8 games · scores 19% · main line 1.e4 c5 2.Nf3 e6 3.d4 cxd4
- 1.c4 English Opening15%6 games · scores 50% · main line 1.c4 Nf6 2.Nc3 g6 3.g3 Bg7
As Black against 1.e4
- 1...e5 Open Game39%11 games · scores 50% · main line 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6
- 1...c5 Sicilian Defense32%9 games · scores 33% · main line 1.e4 c5 2.Nf3 e6 3.d4 cxd4
- 1...e6 French Defense25%7 games · scores 29% · main line 1.e4 e6 2.d4 d5 3.Nc3 Bb4
As Black against 1.d4
- 1...Nf6 Indian Defense54%13 games · scores 23% · main line 1.d4 Nf6 2.c4 c5 3.d5 g6
- 1...d5 Closed Game46%11 games · scores 50% · main line 1.d4 d5 2.c4 c6 3.Nf3 Nf6
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