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Player profile

Slys, Jan

Standard: 1932 Rapid: 1942 Blitz: 1905 (last updated 2026-11-02)
FIDE ID: 21062340 (view FIDE profile)
Federation: POL Sex: M Birth Year: 2010 Age: 16
Title: — Women's title: — Other title: — FOA title: —
Games: 23 Wins: 2 (9%) Draws: 6 (26%) Losses: 15 (65%)
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Dossier

20 of 23 games analyzed.

Accuracy: 86.3%
Opened e4: 5/9Opened d4: 3/9Opened Nf3: 1/9
Same-side castling: 16Castled kingside: 15Did not castle: 3Castled queenside: 1
Fianchettoed queenside: 6Played in the center: 6Played on the kingside: 6Played on the queenside: 4Fianchettoed kingside: 4
Kept the bishop pair: 16Active pieces: 15Initiated exchanges: 12Backward pawn: 11Space advantage: 9Missed tactics: 9Sacrificed material: 9Isolated pawn: 6Avoided exchanges: 4
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Openings

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As White 11 games 2W 2D 7L
Zukertort Opening 2 games 0W 1D 1L
Kingside Fianchetto 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Sicilian Invitation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Caro-Kann Defense 2 games 1W 0D 1L
Goldman Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Pawn Game 1 game 0W 0D 1L
Colle System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Sicilian Defense 1 game 0W 0D 1L
Najdorf Variation 1 game 0W 0D 1L
Opocensky Variation 1 game 0W 0D 1L
Benko Gambit Declined 1 game 0W 0D 1L
Main Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Pirc Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Gambit Declined 1 game 0W 0D 1L
Ragozin Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
French Defense 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
Euwe Variation 1 game 0W 0D 1L
Ruy Lopez 1 game 0W 1D 0L
Morphy Defense 1 game 0W 1D 0L
Anderssen Variation 1 game 0W 1D 0L
As Black 11 games 0W 4D 7L
Caro-Kann Defense 2 games 0W 0D 2L
Exchange Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Two Knights Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Slav Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Attack 1 game 0W 0D 1L
Symmetrical Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Neo-Grünfeld Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Original Defense 1 game 0W 0D 1L
Mieses Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Yusupov-Rubinstein System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
French Defense 1 game 0W 1D 0L
Advance Variation 1 game 0W 1D 0L
Paulsen Attack 1 game 0W 1D 0L
Sicilian Defense 1 game 0W 0D 1L
Four Knights Variation 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
Queen's Indian Defense 1 game 0W 0D 1L
Spassky System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Tarrasch Defense 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 138

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

2026.07.13 · 90... Bf1 (−44.4% win chance) 1/2-1/2
Slys, Jan
Haladaj, Adam
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2026.07.13 · 80... Ke7 (−40.8% win chance) 1/2-1/2
Slys, Jan
Haladaj, Adam
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2026.07.07 · 55... Kh8 (−38.7% win chance) 1-0
Slys, Jan
Jodlowski, Robert
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2026.07.07 · 61... Kh8 (−38.5% win chance) 1-0
Slys, Jan
Jodlowski, Robert
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View blunders & mistakes
Games Showing all 23 games
Date Event Round Color Opponent Result Accuracy % First moves