The certificate reads; ' This painting depicts designs associated with the rockhole site of Yunala, west of the Pollock Hills in Western Australia. This is the artists country. In mythological times a large group of Tingari Men came from the west and camped at this site before continuing their travels to Lake Mackay. Since events associated with the Tingari Cycle are of a secret nature no further detail was given. Generally, the Tingari are a group of mythical character of the Dreaming who travelled over vast stretches of the country, performing rituals and creating and shaping particular sites. The Tingari Men were usually followed by Tingari Women and accompanied by novices and their travels and adventures are enshrined in an number of song cycles. These mythologies form part of the teachings of the post initiatory youths today as well as providing explanations for contemporary customs.'