Question: Just Begun is a posse cut featuring versus from several rappers including an American hip hop recording artist and record producer from New Orleans, who signed to what record label in November 2010?
Sentence (from "Jay Electronica"): Electronica first gained significant attention after the release of the musical composition "Act I: Eternal Sunshine (The Pledge)", which was made available on a MySpace page in 2007.
Relevant evidence: No