Question: Which neighborhood, located in the capital and largest city of Ethiopia, is referenced in the Bole2Harlem musical collaboration?
Sentence (from "Bole2Harlem"): David "Duke Mushroom" Schommer, a producer, songwriter, and percussionist, founded the group with Ethiopian singers Tigist Shibabaw (the late sister of singer Gigi) and Maki Siraj.
Relevant evidence: No