Royal Adelaide Show officials approved ride that killed Adelene Leong despite operators never returning safety checklist FriFriday 26 FebFebruary 2021 at 6:43am Adelene Leong died when she was thrown from the Airmaxx 360 ride at the Royal Adelaide Show in 2014. ( Share Print text only Cancel A ride that caused the death of a young girl at the Royal Adelaide Show should not have been cleared to run because its operators had not returned a final safety checklist, a coronial inquest has heard. Key points: A coronial inquest is examining her death, more than six years after it happened The inquest has heard show officials approved the ride despite its operators never returning a safety checklist