MJ
Martin Jacek
FIDE 305812 ↗·Born 1977
Active-player world ranks · Official FIDE July 2026 lists
Opening Repertoire
All colors · ChessEver game database
B22C02B01E94B06B30B31B07
B22
W 3D 1L 812 games
29%
score
French
W 3D 2L 510 games
40%
score
Scandinavian (centre counter) defence
W 1D 4L 38 games
38%
score
King's Indian
W 2D 0L 13 games
67%
score
Robatsch (modern) defence
W 2D 0L 24 games
50%
score
Sicilian defence
W 1D 0L 56 games
17%
score
B31
W 1D 2L 03 games
67%
score
Pirc
W 2D 0L 02 games
100%
score
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