Complex sentence: In 1997 and 2004 he was the president of AEK Athens, for short periods while occasionally he was the president of Korinthos, Aris Petroupolis, Veria, PAS Giannena, Lamia and Panahaiki.
Split into simpler sentences: In 1997 and 2004 he was served as president of AEK Athens, for short periods of time. On other occasions, he was president of Korinthos, Aris Petroupolis, Veria, PAS Giannena, Lamia and Panahaiki.