Jean Rene Koch's chess openings
IM🇫🇷 FranceFIDE 2433384 games
Jean Rene Koch, International Master from France, has 384 tournament games in the ChessPrep database. As White, Jean Rene Koch most often opens with 1.e4 (95% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense; against 1.d4 it is 1...Nf6.
As White220 games · +101 =72 −47 · 62%
As Black164 games · +59 =67 −38 · 56%
As White
- 1.e4 King's Pawn Opening95%210 games · scores 61% · main line 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4
- 1.d4 Queen's Pawn Opening5%10 games · scores 80% · main line 1.d4 f5 2.Nf3 Nf6 3.g3 g6
As Black against 1.e4
- 1...c5 Sicilian Defense84%76 games · scores 57% · main line 1.e4 c5 2.Nf3 d6 3.d4 cxd4
- 1...e5 Open Game9%8 games · scores 50% · main line 1.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6
- 1...d5 Scandinavian Defense6%5 games · scores 40% · main line 1.e4 d5 2.exd5 Nf6 3.c4 c6
As Black against 1.d4
- 1...Nf6 Indian Defense89%48 games · scores 54% · main line 1.d4 Nf6 2.c4 c5 3.d5 b5
- 1...f5 Dutch Defense7%4 games · scores 50% · main line 1.d4 f5 2.c4 Nf6 3.Nc3 e6
- 1...d5 Closed Game4%2 games · scores 25% · main line 1.d4 d5 2.c4 e6 3.Nc3 Nf6
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