President of the jury who is located behind the C marker letter; during a school test, the chief steward rings a bell when a competitor commits an error in the course.
figure
Set of codified movements recognized by the International Federation for Equestrian Events; a high-level test consists of up to 35 figures to execute from memory.
marker letter
One of several signs placed around the ring at regular intervals; they act as reference points for the rider during the execution of the figures.
judge
Person in charge of evaluating the performances; five judges (including a president) are positioned around the ring and score each figure out of 10.
course steward
Official in charge of enforcing the rules and overseeing that the competition unfolds smoothly.