2013 informal tourneys is a web-magazine organising annual tourneys for originals since 2009.

Note: In order to submit a composition for publication, you should register as a user and use the "Diagram Editor" on-line form of the site.

Judges for 2013
#2: Mikola Chernyavsky
#3: Mike Prcic
#n: Alberto Rosa Rodriges
studies: Mario Gudio Garcia

Closing date: 31 December 2013