Complex sentence: Also, he made his first appearance in a European competition, the 1999--00 Korać Cup, scoring 20.7 points per game and reaching the top 16, before falling to Estudiantes Madrid.
Split into simpler sentences: Also, he made his first appearance in a European competition, scoring 20.7 points per game. In the 1999--2000 Korać Cup, Peristeri reached the top 16, before falling to Estudiantes Madrid.