Nicole Ma’s documentary about Wangkatjungka man Tom Lawford takes the $100,000 prize, which producers will use to help reach a wider audienceAn Indigenous documentary 10 years in the making has beaten a family comedy, a psychological thriller and two classic Australian dramas to the title of best film at the 2015 CinéfestOz festival in Busselton, Western Australia.Putuparri and the Rainmakers, directed by Melbourne-based film-maker Nicole Ma, follows Wangkatjungka man Tom “Putuparri” Lawford and his family as they travel to and from their home in the tiny Kimberley town of Fitzroy Crossing and Kurtal in the Great Sandy Desert, where the Ngurrara people meet ritually to make rain.