At Mackey Park, Tempe and also at Royal Sydney Golf Club. Probably 4 qualifying blocks followed by a best-of-3 knockout, plus consolation events.
https://portal.revolutionise.com.au/cnsw/events/319519

NSW GC Open Singles Championship

W knockout

Semi Finals

Peter Sinclair (Marrickville)
Bye
Michael Chang (Mosman)4 lost
Martin Wooster (Toronto)6 won

Final

Peter Sinclair (Marrickville)7 won
Martin Wooster (Toronto)6 lost