Lily Sandover Kngwarreye ( 1947 - 2004 ) was an Australian painter. Lily Sandover Kngwarreye s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 6534.52 USD for Untitled in 2004 to 28733.64 USD for Ayippa Grass of Entibera in 2005 , based on the size and medium of the artwork.