When Uncle Amos Simon sings his song titled Tunkaan - an Indigenous language term that means "mother" - he could be referring to many things; sometimes Tunkaan can mean a woman caregiver, sometimes it is a word that refers to the land and natural environment.
As he describes it, Mr Simon - a Birapai-Wiradjuri-Worimi man originally from the Taree and Forster area - reveals the key to understanding his language and his culture.