only for categories I, II, III, IV
The competitor has to play the obligatory (compulsory) composition and then one optional composition of own choice. It must be played since the beginning until the end of the composition. In case that there will be listed movements of the composition on the competition repertoire, it must be played in given order.
One composition in each round must be played be by heart (memory) in each round.
The competitor of the lower categories can feel free to choose any composition from the higher category as the optional.