Complex sentence: In 2003, he creates his festival dedicated to the hip hop culture, "Senerap International"; that same year, "Taf-Taf Production" becomes "Studio Sankara" a more formal and professional structure of music production actively producing advertising spots.
Split into simpler sentences: In 2003, he created a festival dedicated to the hip hop culture, "Senerap International". That same year, "Taf-Taf Production" became "Studio Sankara", a more formal and professional structure of music production actively producing advertising spots.