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Player profile

Businski, Jan

Standard: 1943 Rapid: 1932 Blitz: 1829 (last updated 2026-11-02)
FIDE ID: 21012377 (view FIDE profile)
Federation: POL Sex: M Birth Year: 2012 Age: 14
Title: — Women's title: — Other title: — FOA title: —
Games: 47 Wins: 12 (26%) Draws: 21 (45%) Losses: 13 (28%) Other: 1
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Dossier

37 of 47 games analyzed.

Accuracy: 90.3%
Opened d4: 15/15
Castled kingside: 29Same-side castling: 27Did not castle: 3Opposite-side castling: 1
Fianchettoed queenside: 13Played on the queenside: 12Fianchettoed kingside: 11Played on the kingside: 7Played in the center: 7
Sacrificed material: 26Active pieces: 21Kept the bishop pair: 20Space advantage: 19Initiated exchanges: 16Backward pawn: 15Isolated pawn: 11Missed tactics: 9Avoided exchanges: 8Played gambits: 6
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Openings

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As White 22 games 7W 7D 7L
Catalan Opening 6 games 2W 1D 3L
(unspecified) 4 games 1W 1D 2L
(unspecified) 4 games 1W 1D 2L
Open Defense 1 game 0W 0D 1L
Classical Line 1 game 0W 0D 1L
Tarrasch Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 5 games 1W 3D 1L
Symmetrical Variation 4 games 0W 3D 1L
(unspecified) 4 games 0W 3D 1L
Zukertort Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Indian Defense 3 games 1W 2D 0L
Spassky System 3 games 1W 2D 0L
(unspecified) 3 games 1W 2D 0L
Queen's Gambit Accepted 2 games 1W 0D 1L
Normal Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Classical Defense 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Benoni Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Anderssen's Opening 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
Queen's Indian Defense, with e3 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Slav Defense 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
Symmetrical Line 1 game 1W 0D 0L
Mexican Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Yugoslav Variation, Rare Line 1 game 0W 0D 1L
As Black 20 games 4W 11D 5L
French Defense 8 games 2W 6D 0L
Steinitz Variation 3 games 0W 3D 0L
Boleslavsky Variation 3 games 0W 3D 0L
Classical Variation 2 games 0W 2D 0L
Burn Variation 2 games 0W 2D 0L
Advance Variation 2 games 1W 1D 0L
Euwe Variation 2 games 1W 1D 0L
Tarrasch Variation 1 game 1W 0D 0L
Chistyakov Defense 1 game 1W 0D 0L
English Opening 5 games 2W 2D 1L
King's English Variation 5 games 2W 2D 1L
Reversed Sicilian 2 games 1W 0D 1L
Closed System, Full Symmetry 2 games 1W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Indian Defense 3 games 0W 2D 1L
Classical Variation 2 games 0W 1D 1L
Traditional Variation 1 game 0W 1D 0L
Traditional Variation, Nimzowitsch Line 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 1D 0L
Kramnik Variation 1 game 0W 1D 0L
Indian Defense 1 game 0W 0D 1L
Knights Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Nimzo-Indian Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Noa Variation 1 game 0W 0D 1L
Catalan Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Sicilian Defense 1 game 0W 1D 0L
Najdorf Variation 1 game 0W 1D 0L
Opocensky Variation 1 game 0W 1D 0L
Blunders Top 4 of 204

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

? · 63. Kd2 (−47.5% win chance) 1-0
Chiszko, Oskar
Businski, Jan
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? · 64. Ke3 (−47.5% win chance) 1-0
Chiszko, Oskar
Businski, Jan
View game
2025.06.26 · 44. h6 (−41.1% win chance) 0-1
Owczarek, Maciej
Businski, Jan
View game
2024.08.02 · 42. Kf3 (−39.3% win chance) 0-1
Bilochenko, Matvii
Businski, Jan
View game
View blunders & mistakes
Games Showing all 47 games
Date Event Round Color Opponent Result Accuracy % First moves