Question: The footballer sold to Arsenal by Olympique de Marseille in the 2000-01 season was of which nationality?
Sentence (from "2000–01 Olympique de Marseille season"): Olympique de Marseille was once again forced to fight for its top-flight survival following a dire season, in which the club almost went bankrupt, despite the expensive sale of Robert Pirès to Arsenal.
Relevant evidence: Yes