▁were ▁formed , ▁one ▁organ ising ▁a ▁football ▁league ▁in ▁Ath ens ▁and ▁P ira eus , ▁and ▁one ▁doing ▁the ▁same ▁in ▁Th ess al on iki . ▁These ▁were ▁the ▁Ath ens - P ira eus ▁F CA ▁( E PS AP ) ▁and ▁the ▁Mac ed onia ▁F CA ▁( E PS M ). ▁In ▁ 1 9 2 3 , ▁a ▁Pan h ellen ic ▁Champion ▁was ▁determined ▁by ▁a ▁play - off ▁game ▁between ▁the ▁Ath ens - P ira eus ▁and ▁the ▁Th ess al on iki ▁champions . ▁Pe ira ik os ▁Sy nd es mos ▁won ▁ 3 – 1 ▁against ▁Ar is . ▁This ▁pan h ellen ic ▁final ▁was ▁not ▁repeated ▁the ▁following ▁year ▁as ▁the ▁E PS AP ▁was ▁split ▁into ▁the ▁Ath ens ▁F CA ▁( E PS A ) ▁and ▁P ira eus ▁F CA ▁( EP SP ) ▁following ▁a ▁dispute . ▁ ▁In ▁ 1 9 2 7 , ▁a ▁national ▁championship ▁was ▁organ ised ▁in ▁the ▁form ▁of ▁a ▁round - ro bin ▁tournament ▁between ▁the ▁champions ▁of ▁the ▁three ▁gover ning ▁bodies . ▁Pan ath ina ik os , ▁Olymp ia cos ▁and ▁A E K ▁Ath ens ▁refused ▁to ▁particip ate ▁and ▁Ar is ▁won ▁the ▁first ▁title , ▁finishing ▁ahead ▁of ▁Eth nik os ▁P ira eus ▁and ▁At rom itos . ▁This ▁national ▁championship ▁was ▁set ▁up ▁again ▁in ▁ 1 9 2 9 , ▁and ▁over ▁the ▁next ▁years ▁evol ved ▁into