Constanze Jahn's chess openings
WIM🇩🇪 GermanyFIDE 2020418 games
Constanze Jahn, Woman International Master from Germany, has 418 tournament games in the ChessPrep database. As White, Constanze Jahn most often opens with 1.e4 (99% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense; against 1.d4 it is 1...Nf6.
As White224 games · +82 =76 −66 · 54%
As Black194 games · +48 =73 −73 · 44%
As White
- 1.e4 King's Pawn Opening99%220 games · scores 55% · main line 1.e4 c5 2.c3 d5 3.exd5 Qxd5
- 1.Nf3 Réti Opening1%3 games · scores 0% · main line 1.Nf3 d5 2.d4 Nf6 3.Bf4 e6
As Black against 1.e4
- 1...c5 Sicilian Defense89%89 games · scores 46% · main line 1.e4 c5 2.Nf3 e6 3.d4 cxd4
- 1...d6 Pirc Defense3%3 games · scores 67% · main line 1.e4 d6 2.d4 Nf6 3.Nc3 g6
- 1...d5 Scandinavian Defense3%3 games · scores 50% · main line 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5
As Black against 1.d4
- 1...Nf6 Indian Defense76%48 games · scores 39% · main line 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
- 1...d5 Closed Game14%9 games · scores 50% · main line 1.d4 d5 2.c4 e6 3.Nf3 c6
- 1...e6 Horwitz Defense5%3 games · scores 33% · main line 1.d4 e6 2.c4 Nf6 3.Nc3 Bb4
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