Player profile

Kowalski Rubiales, Nicholas

Standard: 2166 Rapid: 2049 Blitz: 1941 (last updated 2026-11-02)
FIDE ID: 54592763 (view FIDE profile)
Federation: ESP Sex: M Birth Year: 2010 Age: 16
Title: CM Women's title: — Other title: — FOA title: —
Games: 129 Wins: 56 (43%) Draws: 34 (26%) Losses: 38 (29%) Other: 1
Dossier

122 of 129 games analyzed.

Accuracy: 90%
Opened Nf3: 19/61Opened e4: 19/61Opened d4: 18/61Opened c4: 5/61
Castled kingside: 100Same-side castling: 86Opposite-side castling: 10Did not castle: 8Castled queenside: 7
Fianchettoed kingside: 60Played in the center: 34Fianchettoed queenside: 30Played on the kingside: 26Played on the queenside: 24
Active pieces: 79Backward pawn: 78Sacrificed material: 76Initiated exchanges: 72Kept the bishop pair: 64Space advantage: 62Isolated pawn: 48Missed tactics: 26Avoided exchanges: 22Played gambits: 7
Openings

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As White 65 games 33W 15D 17L
Sicilian Defense 8 games 3W 4D 1L
Hyperaccelerated Dragon 3 games 0W 3D 0L
(unspecified) 3 games 0W 3D 0L
Modern Variations 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
Kalashnikov Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
French Variation 1 game 1W 0D 0L
Westerinen Attack 1 game 1W 0D 0L
King's Indian Defense 6 games 2W 3D 1L
Semi-Averbakh System 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
Fianchetto Variation 2 games 1W 1D 0L
(unspecified) 1 game 0W 1D 0L
Classical Variation 1 game 1W 0D 0L
Karpov System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Zukertort Opening 5 games 3W 1D 1L
Reversed Grünfeld 3 games 2W 0D 1L
(unspecified) 3 games 2W 0D 1L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Invitation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Catalan Opening 4 games 1W 2D 1L
Open Defense 3 games 1W 1D 1L
Classical Line 2 games 1W 1D 0L
(unspecified) 1 game 0W 0D 1L
Closed 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Ruy Lopez 4 games 2W 1D 1L
Morphy Defense 4 games 2W 1D 1L
Modern Steinitz Defense 2 games 0W 1D 1L
Neo-Arkhangelsk Variation 2 games 2W 0D 0L
English Opening 4 games 2W 2D 0L
Anglo-Indian Defense 2 games 1W 1D 0L
King's Knight Variation 1 game 0W 1D 0L
Queen's Knight Variation 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
Botvinnik System Reversed, with e3 1 game 1W 0D 0L
Agincourt Defense 1 game 0W 1D 0L
Neo-Catalan Declined 1 game 0W 1D 0L
Queen's Gambit Declined 3 games 2W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Queen's Knight Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Neo-Grünfeld Defense 3 games 2W 0D 1L
Classical Variation 2 games 1W 0D 1L
Original Defense 2 games 1W 0D 1L
Ultra-Delayed Exchange Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Attack, with e6 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
King's Indian Attack 3 games 2W 0D 1L
Sicilian Variation 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 2 games 1W 0D 1L
Symmetrical Variation 2 games 1W 0D 1L
(unspecified) 1 game 1W 0D 0L
Pseudo-Catalan 1 game 0W 0D 1L
Caro-Kann Defense 2 games 1W 0D 1L
Two Knights Attack 2 games 1W 0D 1L
Mindeno Variation, Retreat Line 1 game 0W 0D 1L
Mindeno Variation, Exchange Line 1 game 1W 0D 0L
Old Indian Defense 2 games 1W 0D 1L
Czech Variation 2 games 1W 0D 1L
with Nc3 2 games 1W 0D 1L
Nimzo-Indian Defense 2 games 2W 0D 0L
Normal Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Pirc Defense 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
French Defense 2 games 1W 1D 0L
Tarrasch Variation 1 game 0W 1D 0L
Chistyakov Defense 1 game 0W 1D 0L
Exchange Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Italian Game 2 games 2W 0D 0L
Giuoco Pianissimo 2 games 2W 0D 0L
Italian Four Knights Variation 2 games 2W 0D 0L
English Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Bogo-Indian Defense 1 game 0W 0D 1L
Nimzowitsch Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Indian Defense 1 game 1W 0D 0L
Budapest Gambit Accepted 1 game 1W 0D 0L
Main Line, Adler Variation 1 game 1W 0D 0L
Réti Opening 1 game 0W 0D 1L
Anglo-Slav Variation 1 game 0W 0D 1L
with g3 1 game 0W 0D 1L
King's Indian Attack, with Bf5 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Elephant Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Dutch Defense 1 game 1W 0D 0L
Krejcik Gambit 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Scandinavian Defense 1 game 0W 0D 1L
Mieses-Kotroc Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 57 games 22W 16D 18L
Caro-Kann Defense 18 games 7W 7D 4L
Two Knights Attack 5 games 3W 2D 0L
(unspecified) 4 games 2W 2D 0L
Mindeno Variation, Retreat Line 1 game 1W 0D 0L
Exchange Variation 3 games 0W 1D 2L
(unspecified) 3 games 0W 1D 2L
Classical Variation 2 games 1W 0D 1L
(unspecified) 1 game 1W 0D 0L
Main Line 1 game 0W 0D 1L
Advance Variation 2 games 1W 1D 0L
Short Variation 2 games 1W 1D 0L
Maróczy Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Gurgenidze System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Karpov Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Endgame Offer 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Panov Attack 1 game 0W 1D 0L
Modern Defense, Mieses Line 1 game 0W 1D 0L
Main Line 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Defense 10 games 2W 5D 3L
Fianchetto Variation 3 games 0W 1D 2L
Uhlmann-Szabo System 1 game 0W 0D 1L
Carlsbad Variation 1 game 0W 1D 0L
Classical Main Line 1 game 0W 0D 1L
Orthodox Variation 2 games 1W 1D 0L
Bayonet Attack 1 game 1W 0D 0L
Positional Defense 1 game 0W 1D 0L
Kramer Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Averbakh Variation 1 game 0W 0D 1L
Flexible Defense 1 game 0W 0D 1L
Normal Variation 1 game 1W 0D 0L
King's Knight Variation 1 game 1W 0D 0L
Semi-Averbakh System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Sämisch Variation 1 game 0W 1D 0L
Normal Defense 1 game 0W 1D 0L
English Opening 5 games 1W 1D 2L
Anglo-Indian Defense 5 games 1W 1D 2L
King's Indian Formation 3 games 1W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Knight Variation 1 game 0W 1D 0L
Queen's Indian Defense 3 games 0W 2D 1L
Kasparov-Petrosian Variation 2 games 0W 1D 1L
Marco Defense 1 game 0W 0D 1L
Main Line 1 game 0W 1D 0L
Capablanca Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Italian Game 3 games 0W 1D 2L
Giuoco Pianissimo 2 games 0W 0D 2L
Italian Four Knights Variation 1 game 0W 0D 1L
Normal 1 game 0W 0D 1L
Classical Variation 1 game 0W 1D 0L
Giuoco Pianissimo 1 game 0W 1D 0L
Nimzo-Larsen Attack 2 games 1W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Indian Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Indian Defense 2 games 2W 0D 0L
Accelerated London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Przepiorka Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Scotch Game 2 games 2W 0D 0L
Mieses Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Schmidt Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Ruy Lopez 2 games 1W 0D 1L
Morphy Defense 2 games 1W 0D 1L
Neo-Arkhangelsk Variation 1 game 0W 0D 1L
Anderssen Variation 1 game 1W 0D 0L
Four Knights Game 1 game 0W 0D 1L
Gunsberg Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Bird Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Vienna Gambit, with Max Lange Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
East Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Zukertort Opening 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
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Rat Defense 1 game 1W 0D 0L
English Rat 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Pirc Defense 1 game 1W 0D 0L
Austrian Attack 1 game 1W 0D 0L
Weiss Variation 1 game 1W 0D 0L
Old Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Catalan Opening 1 game 0W 0D 1L
Closed Variation 1 game 0W 0D 1L
Traditional Variation 1 game 0W 0D 1L
Blunders Top 4 of 560

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

2025.07.21 · 25. Qd4 (−69.3% win chance) 0-1
Rivero Tacoronte, Gabriel
Kowalski Rubiales, Nicholas
View game
2023.07.19 · 39... Qc5 (−68.6% win chance) 1/2-1/2
Kowalski Rubiales, Nicholas
Rodriguez Antequera, Biel
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2026.08.23 · 38... g6 (−68.4% win chance) 1-0
Kowalski Rubiales, Nicholas
Keohane, Ben
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2026.10.15 · 37... Nf4 (−49.8% win chance) 0-1
Kowalski Rubiales, Nicholas
Tamer Waguih, Farid
View game
Games Showing all 129 games
Date Event Round Color Opponent Result Accuracy % First moves