Players / kosak12
GM Jakub Kosakowski's openings
Chess.com: kosak12 · Blitz 3098 · Bullet 3004 · Rapid 2525
From 84 games played on Chess.com between Aug 11, 2026 and Oct 25, 2026: Jakub Kosakowski scored 71% (56 wins, 8 draws, 20 losses). With White, Jakub Kosakowski opens 1.Nf3 in 61% of games.
As White: first move
- 1.Nf3: 27 games (61%), scores 67%
- 1.e4: 6 games (14%), scores 100%
- 1.d4: 4 games (9%), scores 88%
- 1.c4: 4 games (9%), scores 100%
- 1.e3: 1 games (2%), scores 0%
As White: openings
- Kings Indian Attack: 10 games (23%), scores 70%
- English Opening: 6 games (14%), scores 67%
- Neo Grunfeld Defense: 5 games (11%), scores 90%
- Kings Indian: 3 games (7%), scores 50%
- Reti Opening: 3 games (7%), scores 100%
- Kings Indian Defense: 2 games (5%), scores 50%
- Caro Kann Defense: 2 games (5%), scores 100%
- French Defense: 2 games (5%), scores 100%
As Black: against 1.e4
- 1...c6: 13 games (76%), scores 65%
- 1...e5: 2 games (12%), scores 100%
- 1...c5: 1 games (6%), scores 100%
- 1...Nf6: 1 games (6%), scores 100%
As Black: against 1.d4
- 1...Nf6: 15 games (94%), scores 47%
- 1...d5: 1 games (6%), scores 100%
As Black: openings
- Caro Kann Defense: 13 games (33%), scores 65%
- English Opening: 4 games (10%), scores 100%
- Nimzo Indian Defense: 3 games (8%), scores 33%
- Bogo Indian Defense: 2 games (5%), scores 50%
- Kings Indian Defense: 2 games (5%), scores 100%
- Queens Indian Defense: 2 games (5%), scores 50%
- Trompowsky Attack: 2 games (5%), scores 0%
- Queens Gambit: 2 games (5%), scores 25%