George Yapa Tjangala ( 1950 - ) is an Australian painter. George Yapa Tjangala s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 4800 USD for TJUKARTU 2000 in 2004 to 13566.99 USD for TINGARI CYCLE DREAMING 1984 in 2007 , based on the size and medium of the artwork.