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Player profile

Antosiewicz, Kacper

Standard: 1473 Rapid: 1489 Blitz: 0 (last updated 2026-11-02)
FIDE ID: 91160588 (view FIDE profile)
Federation: POL Sex: M Birth Year: 2006 Age: 20
Title: — Women's title: — Other title: — FOA title: —
Games: 9 Wins: 1 (11%) Draws: 2 (22%) Losses: 6 (67%)
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Dossier

8 of 9 games analyzed.

Accuracy: 84.6%
Opened d4: 1/3Opened e4: 1/3Opened Nf3: 1/3
Castled kingside: 7Same-side castling: 6Did not castle: 1
Played on the kingside: 4Played in the center: 3Played on the queenside: 1
Space advantage: 5Sacrificed material: 5Isolated pawn: 5Backward pawn: 4Avoided exchanges: 4Missed tactics: 4Initiated exchanges: 4Active pieces: 4Played gambits: 2
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Openings

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As White 3 games 0W 2D 1L
King's Indian Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Sicilian Defense 1 game 0W 1D 0L
Alapin Variation 1 game 0W 1D 0L
Barmen Defense 1 game 0W 1D 0L
French Defense 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
Euwe Variation 1 game 0W 0D 1L
As Black 6 games 1W 0D 5L
Sicilian Defense 2 games 0W 0D 2L
Old Sicilian 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Pin Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
French Defense 2 games 1W 0D 1L
Tarrasch Variation 1 game 0W 0D 1L
Open System, Euwe-Keres Line 1 game 0W 0D 1L
Schlechter Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nimzo-Larsen Attack 1 game 0W 0D 1L
Modern Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Declined 1 game 0W 0D 1L
Modern Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 59

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

? · 43... Nxe4+ (−39.7% win chance) 1-0
Antosiewicz, Kacper
Pietkiewicz, Andrzej
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? · 63. Qf1 (−38.7% win chance) 1/2-1/2
Owczarz, Michal
Antosiewicz, Kacper
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? · 42... e4 (−36.7% win chance) 1-0
Antosiewicz, Kacper
Pietkiewicz, Andrzej
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? · 59. Qxb4 (−35.8% win chance) 1/2-1/2
Owczarz, Michal
Antosiewicz, Kacper
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View blunders & mistakes
Games Showing all 9 games
Date Event Round Color Opponent Result Accuracy % First moves