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Player profile

Bos, Nina

Standard: 1939 Rapid: 1795 Blitz: 1846 (last updated 2026-11-02)
FIDE ID: 91111277 (view FIDE profile)
Federation: POL Sex: F Birth Year: 2016 Age: 10
Title: — Women's title: — Other title: — FOA title: —
Games: 249 Wins: 159 (64%) Draws: 25 (10%) Losses: 62 (25%) Other: 3
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Dossier

240 of 249 games analyzed.

Accuracy: 88.3%
Opened e4: 82/84Opened d4: 2/84
Castled kingside: 150Same-side castling: 131Did not castle: 21Opposite-side castling: 10Castled queenside: 10
Played in the center: 74Played on the kingside: 49Fianchettoed kingside: 47Played on the queenside: 34Fianchettoed queenside: 25
Active pieces: 139Initiated exchanges: 138Sacrificed material: 123Space advantage: 95Kept the bishop pair: 79Backward pawn: 71Missed tactics: 56Isolated pawn: 55Played gambits: 36Avoided exchanges: 15
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Openings

Click "+" to add that group to the games list below. Multiple groups can be added at once.

As White 88 games 59W 6D 20L
Sicilian Defense 26 games 15W 2D 7L
Closed 16 games 10W 0D 5L
(unspecified) 10 games 6W 0D 4L
Traditional 6 games 4W 0D 1L
Najdorf Variation 3 games 1W 1D 0L
(unspecified) 3 games 1W 1D 0L
Kan Variation 2 games 1W 0D 1L
Modern Variation 2 games 1W 0D 1L
Taimanov Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Accelerated Dragon 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Open 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Dragon Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Lasker-Pelikan Variation 1 game 0W 1D 0L
Sveshnikov Variation, Chelyabinsk Variation 1 game 0W 1D 0L
Caro-Kann Defense 12 games 5W 2D 5L
Advance Variation 9 games 5W 1D 3L
Botvinnik-Carls Defense 5 games 2W 0D 3L
Short Variation 4 games 3W 1D 0L
Two Knights Attack 2 games 0W 0D 2L
Mindeno Variation, Exchange Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Exchange Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
French Defense 12 games 10W 0D 2L
Exchange Variation 8 games 7W 0D 1L
(unspecified) 8 games 7W 0D 1L
Steinitz Variation 2 games 1W 0D 1L
Boleslavsky Variation 2 games 1W 0D 1L
Paulsen Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Hecht-Reefschläger Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Scotch Game 11 games 11W 0D 0L
Scotch Gambit 5 games 5W 0D 0L
(unspecified) 3 games 3W 0D 0L
Advance Variation 2 games 2W 0D 0L
Haxo Gambit 3 games 3W 0D 0L
(unspecified) 3 games 3W 0D 0L
(unspecified) 3 games 3W 0D 0L
(unspecified) 3 games 3W 0D 0L
Four Knights Game 8 games 3W 1D 4L
Gunsberg Variation 7 games 3W 1D 3L
(unspecified) 7 games 3W 1D 3L
Scotch Variation 1 game 0W 0D 1L
Schmid Defense 1 game 0W 0D 1L
Pirc Defense 5 games 3W 0D 1L
Byrne Variation 3 games 2W 0D 1L
(unspecified) 3 games 2W 0D 1L
(unspecified) 2 games 1W 0D 0L
(unspecified) 2 games 1W 0D 0L
Scandinavian Defense 4 games 3W 1D 0L
Mieses-Kotroc Variation 3 games 2W 1D 0L
(unspecified) 3 games 2W 1D 0L
Modern Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Italian Game 2 games 2W 0D 0L
Scotch Gambit 1 game 1W 0D 0L
Max Lange Attack 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Greco Gambit, Traditional Line 1 game 1W 0D 0L
Philidor Defense 1 game 1W 0D 0L
Hanham Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Rat Defense 1 game 1W 0D 0L
Small Center Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Modern Defense 1 game 1W 0D 0L
Standard Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Czech Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Petrov's Defense 1 game 1W 0D 0L
Three Knights Game 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Pawn Game 1 game 1W 0D 0L
Busch-Gass Gambit 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Owen Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Richter-Veresov Attack 1 game 0W 0D 1L
Richter Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 98 games 58W 15D 25L
Sicilian Defense 60 games 32W 10D 18L
Accelerated Dragon 14 games 5W 5D 4L
Modern Variation 4 games 2W 0D 2L
Maróczy Bind 4 games 2W 1D 1L
Maróczy Bind, Breyer Variation 3 games 0W 3D 0L
Exchange Variation 2 games 1W 0D 1L
Modern Bc4 Variation 1 game 0W 1D 0L
Alapin Variation 10 games 6W 2D 2L
Barmen Defense 9 games 6W 2D 1L
Barmen Defense, Central Exchange 1 game 0W 0D 1L
Old Sicilian 9 games 5W 2D 2L
(unspecified) 9 games 5W 2D 2L
Closed 6 games 4W 0D 2L
(unspecified) 5 games 3W 0D 2L
Korchnoi Defense 1 game 1W 0D 0L
Nyezhmetdinov-Rossolimo Attack 5 games 3W 0D 2L
Fianchetto Variation 5 games 3W 0D 2L
Four Knights Variation 3 games 2W 0D 1L
(unspecified) 2 games 1W 0D 1L
Exchange Variation 1 game 1W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Mengarini Variation 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
Delayed Alapin Variation 2 games 1W 1D 0L
with e6 1 game 0W 1D 0L
(unspecified) 1 game 1W 0D 0L
Hyperaccelerated Dragon 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Smith-Morra Gambit Declined 2 games 1W 0D 1L
Scandinavian Formation 2 games 1W 0D 1L
Lasker-Dunne Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Bowdler Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Smith-Morra Gambit 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Opening 11 games 5W 4D 2L
King's English Variation 9 games 4W 3D 2L
Four Knights Variation, Fianchetto Line, with Nb6 5 games 1W 2D 2L
(unspecified) 2 games 2W 0D 0L
Four Knights Variation, Fianchetto Line 1 game 0W 1D 0L
Four Knights Variation, Quiet Line 1 game 1W 0D 0L
Symmetrical Variation 2 games 1W 1D 0L
Botvinnik System 1 game 1W 0D 0L
Three Knights, Fianchetto Variation 1 game 0W 1D 0L
Queen's Gambit Accepted 9 games 8W 1D 0L
Classical Defense 3 games 3W 0D 0L
Alekhine System 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Rubinstein Variation 1 game 1W 0D 0L
Old Variation 3 games 2W 1D 0L
(unspecified) 3 games 2W 1D 0L
Central Variation 1 game 1W 0D 0L
McDonnell Defense 1 game 1W 0D 0L
Mannheim Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 9 games 7W 0D 2L
London System 5 games 4W 0D 1L
with e6 4 games 3W 0D 1L
(unspecified) 1 game 1W 0D 0L
Accelerated London System 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Levitsky Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Rapport-Jobava System 4 games 3W 0D 1L
(unspecified) 4 games 3W 0D 1L
(unspecified) 4 games 3W 0D 1L
Bird Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Richter-Veresov Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Gambit Declined 1 game 1W 0D 0L
Neo-Orthodox Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Grob Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Zukertort Opening 1 game 1W 0D 0L
Kingside Fianchetto 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 1434

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

2026.04.19 · 32... Rc2 (−79.1% win chance) 1-0
Bos, Nina
Popova, Anna
View game
2023.04.30 · 28... Rf4 (−74.2% win chance) 0-1
Bos, Nina
Opala, Wiktoria
View game
? · 21. Bxd6 (−64.7% win chance) 1-0
Grzeszczyk, Laura
Bos, Nina
View game
2026.07.10 · 45... Rc7 (−60.6% win chance) 1-0
Bos, Nina
Pienio, Milena
View game
View blunders & mistakes
Games Showing all 249 games
Date Event Round Color Opponent Result Accuracy % First moves