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Player profile

Kociscak, Jiri

Standard: 2480 Rapid: 2427 Blitz: 2475 (last updated 2026-10-02)
FIDE ID: 322121 (view FIDE profile)
Federation: CZE Sex: M Birth Year: 1993 Age: 33
Title: IM Women's title: — Other title: — FOA title: —
Games: 12 Wins: 7 (58%) Draws: 5 (42%) Losses: 0 (0%)
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Dossier

11 of 12 games analyzed.

Accuracy: 93.6%
Opened d4: 7/7
Castled kingside: 8Same-side castling: 7Did not castle: 3
Played on the queenside: 6Played in the center: 4Fianchettoed kingside: 3Played on the kingside: 2Fianchettoed queenside: 2
Active pieces: 10Kept the bishop pair: 8Space advantage: 8Initiated exchanges: 6Backward pawn: 6Sacrificed material: 5Isolated pawn: 4Missed tactics: 4Avoided exchanges: 3Accepted short draws: 2
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Openings

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As White 7 games 3W 4D 0L
Queen's Indian Defense 2 games 1W 1D 0L
Fianchetto Variation 1 game 0W 1D 0L
Nimzowitsch Variation, Timman's Line 1 game 0W 1D 0L
Miles Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Catalan Opening 1 game 0W 1D 0L
Closed 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Tarrasch Defense 1 game 1W 0D 0L
Two Knights Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Defense 1 game 0W 1D 0L
Normal Variation 1 game 0W 1D 0L
Rare Defenses 1 game 0W 1D 0L
Slav Defense 1 game 0W 1D 0L
Quiet Variation 1 game 0W 1D 0L
Schallopp Defense 1 game 0W 1D 0L
Semi-Slav Defense 1 game 1W 0D 0L
Meran Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 5 games 4W 1D 0L
Benko Gambit Accepted 1 game 0W 1D 0L
King Walk Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
English Opening 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
Anti-Benoni Variation 1 game 1W 0D 0L
Ruy Lopez 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Italian Game 1 game 1W 0D 0L
Two Knights Defense 1 game 1W 0D 0L
Modern Bishop's Opening 1 game 1W 0D 0L
Dutch Defense 1 game 1W 0D 0L
Fianchetto Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 32

This player's costliest moves in analyzed games. Can you find the winning move?

2026.07.19 · 38. c6 (−32.7% win chance) 1/2-1/2
Rybka, Simon
Kociscak, Jiri
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2026.02.22 · 40. Rf7 (−14.4% win chance) 1/2-1/2
Velicka, Petr
Kociscak, Jiri
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2026.02.22 · 44. Bxb4 (−12.4% win chance) 1/2-1/2
Velicka, Petr
Kociscak, Jiri
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2026.02.22 · 42. Kd3 (−12.2% win chance) 1/2-1/2
Velicka, Petr
Kociscak, Jiri
View game
View blunders & mistakes
Games Showing all 12 games
Date Event Round Color Opponent Result Accuracy % First moves