Jeroen Louis Koster's chess openings
CM🇲🇺 MauritiusFIDE 190928 games
Jeroen Louis Koster, Candidate Master from Mauritius, has 28 tournament games in the ChessPrep database. As White, Jeroen Louis Koster most often opens with 1.e4 (64% of games). As Black, against 1.e4 the usual reply is 1...e6, the French Defense; against 1.d4 it is 1...e6.
As White14 games · +5 =2 −7 · 43%
As Black14 games · +3 =2 −9 · 29%
As White
- 1.e4 King's Pawn Opening64%9 games · scores 67% · main line 1.e4 Nf6 2.e5 Nd5 3.d4 d6
- 1.c4 English Opening21%3 games · scores 0% · main line 1.c4 Nf6 2.Nc3 e5 3.g3 c6
- 1.b4 Polish Opening14%2 games · scores 0% · main line 1.b4 e5 2.b5 d6 3.c4 Be6
As Black against 1.e4
- 1...e6 French Defense50%2 games · scores 0% · main line 1.e4 e6 2.d4 d5 3.Nc3 Nf6
- 1...d6 Pirc Defense25%1 game · scores 0% · main line 1.e4 d6 2.c4 g6 3.d4 Bg7
- 1...e5 Open Game25%1 game · scores 0% · main line 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6
As Black against 1.d4
- 1...e6 Horwitz Defense56%5 games · scores 50% · main line 1.d4 e6 2.e4 d5 3.exd5 exd5
- 1...d5 Closed Game22%2 games · scores 50% · main line 1.d4 d5 2.c4 e6 3.Nf3 Be7
- 1...d611%1 game · scores 0% · main line 1.d4 d6 2.c4 e5 3.Nf3 e4
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