demuxer
Sergio Sierra
Guatemala, Guatemala 
Member Since: Oct 18, 2007
Last Login: May 16, 2008
Profile Views: 883
Points: 412
Status: Learning a LOT in the Tournament (2 months ago)
Homepage: demuxer.blogspot.com
Birthday: Aug 6, 1978
Occupation: IT
My Chess Style / Favorite Openings:
playing since 7 years old, learning from my grandpa!!