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Grandmaster
Jakub Kosakowski
Games
Player Profile
Jakub Kosakowski
GM
Kosak12
Since 2014 (Active)
Chess.com
♟♟♟♟♟
60.0% W
31.9% L
8.1% D
Bullet
3012
796W
400L
79D
Blitz
3070
2143W
1174L
313D
Rapid
2525
40W
6L
12D
Daily
1032
0W
3L
0D
Biography
Coaching
Statistics
Rating
Openings
Opponents
Games
Recent Games
20 games
Win
vs knighthunter2026
2891
Jul 24, 2026
3m
C45
Scotch Game
Kosak12 won by checkmate
Win
vs knighthunter2026
2896
Jul 24, 2026
3m
A09
Réti Opening
Kosak12 won by checkmate
Win
vs knighthunter2026
2901
Jul 24, 2026
3m
B12
Caro-Kann Defense
Kosak12 won by checkmate
Draw
vs knighthunter2026
2907
Jul 24, 2026
3m
A46
Döry Defense
Game drawn by repetition
Win
vs Bekaeasycool
2821
Jul 24, 2026
3m
A07
Hungarian Opening: Wiedenhagen-Beta Gambit
Kosak12 won by resignation
Draw
vs TheMandaIorian
3117
Jul 24, 2026
3m
B12
Caro-Kann Defense
Game drawn by repetition
Loss
vs mishanick
3217
Jul 24, 2026
3m
B27
Modern Defense: Pterodactyl Variation
mishanick won by resignation
Loss
vs mishanick
3213
Jul 24, 2026
3m
B12
Caro-Kann Defense
mishanick won by resignation
Draw
vs mishanick
3209
Jul 24, 2026
3m
B22
Sicilian Defense: Alapin Variation
Game drawn by stalemate
Win
vs Boundless_Strike
2921
Jul 24, 2026
3m
D00
Amazon Attack
Kosak12 won by resignation
Win
vs Artooooo
2986
Jul 24, 2026
3m
B07
Czech Defense
Kosak12 won by resignation
Win
vs Artooooo
2994
Jul 24, 2026
3m
A48
East Indian Defense
Kosak12 won by resignation
Loss
vs Artooooo
3002
Jul 24, 2026
3m
A07
Hungarian Opening: Wiedenhagen-Beta Gambit
Artooooo won by checkmate
Win
vs Iball95
2967
Jul 24, 2026
3m
B13
Caro-Kann Defense: Exchange Variation
Kosak12 won - game abandoned
Loss
vs gentlenman
2932
Jul 24, 2026
3m
B11
Caro-Kann Defense: Two Knights Attack, Mindeno Variation
gentlenman won by checkmate
Loss
vs gentlenman
2922
Jul 24, 2026
3m
B50
Sicilian Defense
gentlenman won by checkmate
Win
vs gentlenman
2912
Jul 24, 2026
3m
B11
Caro-Kann Defense: Two Knights Attack, Mindeno Variation
Kosak12 won by resignation
Loss
vs Tactican_228
2841
Jul 24, 2026
3m
C05
French Defense: Tarrasch Variation, Botvinnik Variation
Tactican_228 won by resignation
Win
vs GMBenjaminBok
3145
Jul 23, 2026
3m
E62
King's Indian Defense: Fianchetto Variation, Delayed Fianchetto
Kosak12 won on time
Win
vs Oleksandr_Bortnyk
3202
Jul 23, 2026
3m
A15
English Opening: Anglo-Indian Defense
Kosak12 won on time