Kopecky, J's chess openings
🇨🇿 CzechiaPeak rating 213021 games
Kopecky, J, from Czechia, has 21 tournament games in the ChessPrep database. As White, Kopecky, J most often opens with 1.e4 (100% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense; against 1.d4 it is 1...Nf6.
As White13 games · +2 =7 −4 · 42%
As Black8 games · +1 =2 −5 · 25%
As White
- 1.e4 King's Pawn Opening100%13 games · scores 42% · main line 1.e4 c5 2.c3 d5 3.exd5 Qxd5
As Black against 1.e4
- 1...c5 Sicilian Defense100%5 games · scores 10% · main line 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4
As Black against 1.d4
- 1...Nf6 Indian Defense100%2 games · scores 75% · main line 1.d4 Nf6 2.c4 g6 3.Nc3 d5
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