Диамантен Член
Climber, Mathematician, adrenalin junkie and lover of all things intellectually beautiful
Клубове
The Killer Derivatives
2 270 Членове
Team Schweiz-Suisse-Svizzera
3 069 Членове
ChessDojo
5 082 Членове
Ginger GM Fan Club
2 055 Членове
Queen's Indian Defense
420 Членове