Petr Kostroun's chess openings
🇨🇿 CzechiaFIDE 19279 games
Petr Kostroun, from Czechia, has 9 tournament games in the ChessPrep database. As White, Petr Kostroun most often opens with 1.d4 (50% of games). As Black, against 1.e4 the usual reply is 1...e6, the French Defense; against 1.d4 it is 1...f5.
As White4 games · +2 =1 −1 · 63%
As Black5 games · +0 =2 −3 · 20%
As White
- 1.d4 Queen's Pawn Opening50%2 games · scores 100% · main line 1.d4 Nf6 2.Nf3 g6 3.g3 Bg7
- 1.Nf3 Réti Opening50%2 games · scores 25% · main line 1.Nf3 d5 2.b3 c5 3.e3 Nf6
As Black against 1.e4
- 1...e6 French Defense67%2 games · scores 25% · main line 1.e4 e6 2.d4 d5 3.exd5 exd5
- 1...c5 Sicilian Defense33%1 game · scores 0% · main line 1.e4 c5 2.Nc3 d6 3.f4 g6
As Black against 1.d4
- 1...f5 Dutch Defense100%1 game · scores 0% · main line 1.d4 f5 2.g3 Nf6 3.Bg2 d5
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