Kuzalisha toleo la ngumu zaidi ya sentensi hii François - Xavier Bagnoud Observatory ('' Observatoire François - Xavier Bagnoud'') ni uchunguzi wa astronomia.
Bila shaka, toleo ngumu zaidi ya hukumu ni "François - Xavier Bagnoud Observatory ('' Observatoire François - Xavier Bagnoud'') ni uchunguzi wa astronomia kulipwa na Association François - Xavier Bagnoud. "