Profile of Catalyxx
Catalyxx has been a member since 2021-03-30.
Public studies by Catalyxx
Alekhine's Defense
A few introductory lines to the Alekhine's defense
Catalyxx has been a member since 2021-03-30.
A few introductory lines to the Alekhine's defense
Contact me at: arne@listudy.org
Open Source & Free Software: GitHub