Question: What athlete born 7 April 1983 was added to Bayern Munich before the beginning of the 2007–08 season?
Sentence (from "2007–08 FC Bayern Munich season"): Prior to the beginning of the 2007–08 season, Bayern Munich underwent a major restructuring of the team, releasing or retiring nine players while adding ten others to the squad, most notably Luca Toni and Franck Ribéry.
Relevant evidence: Yes