Question: Which artist was featured on The Dream Merchant Vol. 2 and was also a part of the duo Black Star.
Sentence (from "Mos Def"): Yasiin Bey ( ) (born Dante Terrell Smith; December 11, 1973), best known by his stage name Mos Def ( ), is an American hip hop recording artist, actor and activist from Brooklyn, New York City, New York.
Relevant evidence: No