Ostravský koník - Open A
Open A is a 9-round Swiss tournament taking place from 27 April to 5 May, 2019 in Ostrava as a part of Ostravský koník international chess festival. Players receive 90 minutes for 40 moves followed by 30 minutes for the rest of the game, plus a 30-second increment starting from move one. Official website: www.ostravskykonik.cz