Input (grade 13): A clear rock painting in Ginga Wardelirrhmeng, on the northern edge of the Arnhem Land plateau, from the freshwater period shows a didgeridoo player and two songmen participating in an Ubarr Ceremony.
Output (grade 8): A rock painting in Ginga Wardelirrhmeng, on the northern edge of the Arnhem Land plateau, dates from the freshwater period. It shows a didgeridoo player and two singers playing in a ceremony.