Glan Bambara Tribe Glan , the "sound of the void" created his mirror image Dya and how their union produced Yo , "thought made real". Yo in turn created the heavy Pemba the earth and the light Faro the Sky. Faro fertilised Pemba with rain and Pemba produced Mouso Koroni , his twin sister and wife. Faro, on her side, produced twin daughters that gave birth to humans.