Complex sentence: The founders of the team were Anastasios Lyrantzis, Stellios Tseropoulos, Dimitrios, Rigas and Vasillis Voudouris, they caught the idea of the union of many local, unofficial athletic clubs like Vyzantio and Propontida, which were founded by teenagers or children.
Split into simpler sentences: The founders of the team were Anastasios Lyrantzis, Stellios Tseropoulos, Dimitrios, Rigas and Vasillis Voudouris. They originated the idea of uniting many local, unofficial athletic clubs like Vyzantio and Propontida, which were founded by teenagers or children.