Such recommendations are posted on the profile of the Chess Federation of Ukraine on one of the social networks.
Also, Ukrainian chess players are not recommended to take photos with Russians and Belarusians and even talk to them. And they should not take any actions aimed at damaging the image of Ukraine either.
The closest tournament where the representatives of these countries can face each other is the World Cup, which will be held in Baku from July 30 to August 24.