This film from Burkina Faso chronicles the friendship between Bila, a young west African boy, and an old woman, Sana - whom his fellow villagers call a witch, but Bila calls "Yaaba" ( grandmother ). In More with English subtitles. Directed and w ritten by Idrissa Ouedraogo; stars Fatimata Sanga, Noufou Ouédraogo, Roukietou Barry, Adama Ouedraogo.