Question: What nationality is the composer of song Do It All Night (Prince Song)?
Sentence (from "Prince (musician)"): In 1993, in the midst of a contractual dispute with Warner Bros., Prince changed his stage name to an unpronounceable symbol , also known as the "Love Symbol", and began releasing new albums at a faster rate in order to quickly meet a contractually required quota and therefore release himself from further obligations to the record label.
Relevant evidence: No