Complex sentence: Musasa was part of the Congolese 2004 African Nations Cup team, who finished bottom of their group in the first round of competition, thus failing to secure qualification for the quarter-finals.
Split into simpler sentences: Musasa was part of the Congolese 2004 African Nations Cup team. However, they finished bottom of their group in the first round of competition, thus failing to secure qualification for the quarter-finals.