marmot84
Cabaran Mesej Lebih
Ahli Emas
Sejak 14 Jan 2013

Physics teacher, mountaineer, biker, chess player.

Anugerah
Kelab-kelab
NM Coach-Bill's Free Video Lessons
NM Coach-Bill's Free Video Lessons 45,645 Ahli
1. d4 Club
1. d4 Club 3,693 Ahli
Chess.com Legends Club
Chess.com Legends Club 2,466,787 Ahli
Untitled Tuesday
Untitled Tuesday 6,165 Ahli
Dan Heisman Learning Center
Dan Heisman Learning Center 17,671 Ahli