2021-10 Lenzerheide International Chess Open
Jul 1 – Oct 17, 2021
Claudio Boschetti (Owner)
Tiziana Balzarini
Jean Dominique Coqueraut
Multiverse Production
Christoph Odermatt
Mirjam Rappazzo
Jean Dominiqie Coqueraut
Alberto Secondi
swisschesstour@bluewin.ch
Claudio Boschetti