Question: What is the real name of the singer who made a guest appearance in a 2014 mixtape released by Migos?
Sentence (from "Y.R.N. (Young Rich Niggas)"): The mixtape has accumulated over 500,000 downloads from mixtape websites like DatPiff.com, MixtapeMonkey.com, and HotNewHipHop.com.
Relevant evidence: No