Born into Brothels: Calcutta's Red Light Kids is a 2004 Indian-American documentary film about the children of prostitutes in Sonagachi, Kolkata's red light district. The widely acclaimed film, written and directed by Zana Briski and Ross Kauffman, won a string of accolades including the Academy Award for Best Documentary Feature in 2004.
Can we infer the following?
they won the award for best documentary feature before 2006