Question: Break Every Rule World Tour is the fourth worldwide concert tour by which American-born Swiss recording singer, songwriter, dancer, actress, and author, and relinquished her American citizenship after obtaining Swiss citizenship in 2013?
Sentence (from "Break Every Rule World Tour"): It was the top female concert attraction in 1987–1988 and is the biggest tour, by attendance, for a female artist ever, bringing in over 4 million people.
Relevant evidence: No