Complex sentence: He played 4 matches in Ligue 1 for FC Sochaux-Montbéliard in the period 2003-2005 and played 15 matches in Ligue 2 for Sete in the 2005-2006 season.
Split into simpler sentences: He played 4 matches in Ligue 1 for Sochaux in the period 2003-2005. He would play 15 matches in Ligue 2 for Sète in the 2005-2006 season.