Complex sentence: He returned to Spain with Real Murcia for the 03/04 season, moving on to Getafe for the 04/05 season and Hercules CF of Alicante for the 05/06 season.
Split into simpler sentences: He returned to Spain with Real Murcia for the 03/04 season, moving on to Getafe for the 04/05 season. He subsequently moved to Hercules CF of Alicante for the 05/06 season.