Question: Along with Russell Simmons, the producer of the Avett Brothers album "Magpie and the Dandelion" co-founded what record label? 
Sentence (from "Dana Nielsen"): Nielsen has worked with The Avett Brothers, Ruen Brothers, Red Hot Chili Peppers, Justin Timberlake, Adele, Neil Diamond, Linkin Park, System of a Down, Bob Dylan, Weezer, Rihanna, Sheryl Crow, and Christina Aguilera, among others.
Relevant evidence: No