Complex sentence: Among the Dutch internationals who then played for Rangers when he joined were Arthur Numan, Bert Konterman, Fernando Ricksen, and Giovanni van Bronckhorst and he spent four successful seasons with the club before deciding to join Al-Rayyan after the 2003--04 season.
Split into simpler sentences: Among the Dutch internationals who at that time played for the Rangers were Arthur Numan, Bert Konterman, Fernando Ricksen, and Giovanni van Bronckhorst. He spent four successful seasons with the club before joining Al-Rayyan after the 2003--04 season.