Question: As of May 2017, how many digital units in the United States has the Jay-Z and Kanye West song that Chauncey Hollis, Jr is best known for sold?
Sentence (from "The Meadows Music &amp; Arts Festival"): The festival was inspired by the cancellation of Kanye West's set during the Sunday of the 2016 Governors Ball Music Festival due to heavy rains.
Relevant evidence: No