Jan Bosak's chess openings
🇨🇿 CzechiaFIDE 2045103 games
Jan Bosak, from Czechia, has 103 tournament games in the ChessPrep database. As White, Jan Bosak most often opens with 1.c4 (67% of games). As Black, against 1.e4 the usual reply is 1...e6, the French Defense; against 1.d4 it is 1...Nf6.
As White48 games · +19 =20 −9 · 60%
As Black55 games · +16 =13 −26 · 41%
As White
- 1.c4 English Opening67%32 games · scores 58% · main line 1.c4 e6 2.Nc3 d5 3.d4 Nf6
- 1.Nf3 Réti Opening19%9 games · scores 78% · main line 1.Nf3 Nf6 2.c4 g6 3.Nc3 c5
- 1.d4 Queen's Pawn Opening10%5 games · scores 60% · main line 1.d4 d5 2.c4 e6 3.Nc3 Nf6
As Black against 1.e4
- 1...e6 French Defense80%24 games · scores 44% · main line 1.e4 e6 2.d4 d5 3.Nd2 a6
- 1...e5 Open Game20%6 games · scores 17% · main line 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6
As Black against 1.d4
- 1...Nf6 Indian Defense93%14 games · scores 43% · main line 1.d4 Nf6 2.c4 g6 3.Nc3 d5
- 1...e6 Horwitz Defense7%1 game · scores 50% · main line 1.d4 e6 2.c3 Nf6 3.Bf4 c5
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