Official tournament, following the rules and requirements of FIDE - to participate you must be registered in the FIDE database (if the players are currently not registered into FIDE, we can register them "on the spot" under the Czech Chess Federation - but they must come with sufficient time in advance)

All information about the event and the organizers at any of the following links:

https://www.facebook.com/groups/811840606284614

https://uctchessclub.wixsite.com/home

or directly on the registration form for the tournament - https://forms.gle/w5wm6UiqwMZbQxRYA