CK
CM Chiel Koster
FIDE 1047990 ↗·Born 1998
Active-player world ranks · Official FIDE July 2026 lists
Recent Tournaments
Result from Chiel Koster's perspective
Opening Repertoire
All colors · ChessEver game database
B33B01B90B10A25A29B20B30
Sicilian
W 2D 4L 17 games
57%
score
Scandinavian (centre counter) defence
W 3D 0L 14 games
75%
score
Sicilian
W 1D 2L 14 games
50%
score
Caro-Kann defence
W 0D 1L 23 games
17%
score
English
W 1D 1L 02 games
75%
score
English
W 1D 1L 02 games
75%
score
Sicilian defence
W 3D 1L 15 games
70%
score
Sicilian defence
W 1D 0L 12 games
50%
score
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