Chess Games DB
Find player games & weaknesses
Log in
Player profile

Koval, Jakub

Standard: 2159 Rapid: 2098 Blitz: 2058 (last updated 2026-11-02)
FIDE ID: 14933993 (view FIDE profile)
Federation: SVK
Federation: SVK Sex: M Birth Year: 1998 Age: 28
Title: — Women's title: — Other title: — FOA title: —
Games: 57 Wins: 29 (51%) Draws: 10 (18%) Losses: 18 (32%)
View all games
Dossier

50 of 57 games analyzed.

Accuracy: 87.3%
Opened e4: 13/20Opened c4: 4/20Opened f4: 2/20Opened b3: 1/20
Castled kingside: 30Same-side castling: 22Castled queenside: 8Opposite-side castling: 6Did not castle: 4
Played in the center: 17Played on the kingside: 10Fianchettoed kingside: 10Fianchettoed queenside: 8Played on the queenside: 8
Active pieces: 33Initiated exchanges: 28Kept the bishop pair: 24Sacrificed material: 19Backward pawn: 19Space advantage: 18Missed tactics: 15Isolated pawn: 13Avoided exchanges: 5Played gambits: 3
View full dossier Analyze this player's games
Openings

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

As White 25 games 16W 4D 5L
Sicilian Defense 7 games 4W 1D 2L
Closed 7 games 4W 1D 2L
Traditional 6 games 3W 1D 2L
(unspecified) 1 game 1W 0D 0L
English Opening 4 games 2W 1D 1L
King's English Variation 2 games 1W 0D 1L
Three Knights System 1 game 0W 0D 1L
Four Knights Variation, Fianchetto Line 1 game 1W 0D 0L
Agincourt Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Anglo-Indian Defense 1 game 1W 0D 0L
Queen's Knight Variation 1 game 1W 0D 0L
Italian Game 4 games 4W 0D 0L
Classical Variation 2 games 2W 0D 0L
Giuoco Pianissimo 2 games 2W 0D 0L
Giuoco Piano 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Two Knights Defense 1 game 1W 0D 0L
Modern Bishop's Opening 1 game 1W 0D 0L
French Defense 4 games 4W 0D 0L
Rubinstein Variation 3 games 3W 0D 0L
Fort Knox Variation 2 games 2W 0D 0L
Blackburne Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Burn Variation, Morozevich Line 1 game 1W 0D 0L
? 3 games 0W 1D 2L
(unspecified) 3 games 0W 1D 2L
(unspecified) 3 games 0W 1D 2L
Caro-Kann Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Petrov's Defense 1 game 0W 1D 0L
Nimzowitsch Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Nimzo-Larsen Attack 1 game 1W 0D 0L
Modern Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 24 games 7W 6D 11L
? 4 games 2W 1D 1L
(unspecified) 4 games 2W 1D 1L
(unspecified) 4 games 2W 1D 1L
Sicilian Defense 3 games 2W 0D 1L
Kan Variation 2 games 2W 0D 0L
Modern Variation 1 game 1W 0D 0L
Knight Variation 1 game 1W 0D 0L
Delayed Alapin Variation 1 game 0W 0D 1L
with e6 1 game 0W 0D 1L
Zukertort Opening 2 games 1W 0D 1L
Pirc Invitation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Indian Defense 2 games 0W 0D 2L
Knights Variation 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
Ruy Lopez 2 games 0W 0D 2L
Morphy Defense 1 game 0W 0D 1L
Anderssen Variation 1 game 0W 0D 1L
Fianchetto Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Italian Game 2 games 0W 1D 1L
Evans Gambit 1 game 0W 1D 0L
Tartakower Attack 1 game 0W 1D 0L
Classical Variation 1 game 0W 0D 1L
Greco Gambit, Dubov Italian 1 game 0W 0D 1L
Marienbad System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Modern Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Nimzo-Indian Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Berlin Variation 1 game 1W 0D 0L
French Defense 1 game 0W 0D 1L
Franco-Sicilian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Petrov's Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Yusupov-Rubinstein System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Benoni Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Mieses Opening 1 game 0W 0D 1L
Reversed Rat 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Hungarian Opening 1 game 0W 1D 0L
Dutch Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 211

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

2025.05.03 · 14... f5 (−71.6% win chance) 1-0
Koval, Jakub
Oruzinsky, Juraj
View game
2025.05.03 · 12... Be7 (−69.3% win chance) 1-0
Koval, Jakub
Oruzinsky, Juraj
View game
2025.05.03 · 13... h6 (−64.6% win chance) 1-0
Koval, Jakub
Oruzinsky, Juraj
View game
2025.05.03 · 11... Qd7 (−41.2% win chance) 1-0
Koval, Jakub
Oruzinsky, Juraj
View game
View blunders & mistakes
Games Showing all 57 games
Date Event Round Color Opponent Result Accuracy % First moves