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exercise area 
12 m2 pad on which the gymnast performs ground exercises.
chief judge 
Official who supervises the entire competition.
judge coordinator 
Official who coordinates the work of the other judges.
artistic value judges 
Officials (two to five) who evaluate the composition of the exercise: choreography, rhythm, harmony and originality.
execution judges 
Officials (three to five) who evaluate the execution quality of the exercise: technical faults, apparatus mastery, coordination and expressiveness.
difficulty judges 
Officials (two to four) who evaluate the difficulty of the exercise: movements executed, specific handling of the apparatuses.