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