Played 3 Classical games
Kostic18
No note yet
Konstantin Korolev
Saint-Petersburg Russia
Member since 1 Dec 2016
Active
Time spent playing: 1 day 15 hours 27 minutes
Played 3 Blitz games
Played 2 Atomic games
Solved 42 training puzzles108835
Solved 117 training puzzles112351
Played 1 Rapid game
Played 1 Classical game
Played 3 Classical games