Complex sentence: In his debut campaign he was used sparingly, playing in only 11 league games; he made his UEFA Champions League debut on 16 September 2003 in a 1--1 away draw against FK Partizan, appearing in eight matches in the club's victorious campaign.
Split into simpler sentences: In his debut campaign, he was used sparingly, playing in only 11 league games. He made his UEFA Champions League debut on 16 September 2003, in a 1--1 away draw against FK Partizan, appearing in eight matches in the club's victorious campaign.