▁families ▁that ▁had ▁lived ▁in ▁Cur it iba ▁for ▁gener ations ▁root ed ▁for ▁América ▁and ▁Internacional , ▁whereas ▁the ▁new ▁imm igr ants ▁( main ly ▁the ▁Germ ans ) ▁were ▁represented ▁by ▁Cor it iba . ▁It ▁stayed ▁like ▁that , ▁until ▁the ▁traditional ▁families ▁were ▁un ited ▁when ▁América ▁and ▁Internacional ▁merged ▁to ▁become ▁" At l ético ▁Par ana ense " ▁in ▁ 1 9 2 4 . ▁ ▁For ▁the ▁fans ▁of ▁Atl ético , ▁the ▁opposite ▁fans ▁were ▁' co x as ▁bran cas ' ▁- ▁white ▁th igh s ▁- ▁because ▁of ▁the ▁skin ▁color ▁of ▁most ▁of ▁Cor it iba ' s ▁fans ▁and ▁players . ▁At let ican os ▁got ▁the ▁nick name ▁' alm of adin has ', ▁which ▁means ▁something ▁like ▁' rich ▁people ' ▁with ▁a ▁negative ▁sense . ▁Trad itionally ▁the ▁At le - T iba ▁is ▁the ▁battle ▁between ▁the ▁new ▁imm igr ants ▁( Cor it iba ) ▁and ▁the ▁older ▁colon ists ▁( At l ético ), ▁and ▁of ▁the ▁poor ▁against ▁the ▁rich . ▁Now ad ays ▁club ▁loyal ty ▁is ▁no ▁longer ▁aligned ▁with ▁these ▁cle av ages ▁though . ▁ ▁Match es ▁The ▁first ▁official ▁game ▁between ▁C ox a ▁and ▁o ▁Fur ac ão ▁took ▁place ▁on ▁June ▁ 8 , ▁ 1 9 2 4 . ▁On ▁the ▁field ▁of ▁Cor it iba , ▁Par que ▁Gra ci osa , ▁the ▁new ▁imm igr ants ▁won ▁ 6 - 3 . ▁It