Παρατεταμένη περίοδος

Question

&Gamma;&epsilon;&iota;&alpha; &sigma;&alpha;&sigmaf;, έ&chi;&omega; &Sigma;&pi;&omega; &kappa;&alpha;&iota; έ&chi;&omega; &pi;&epsilon;&rho;ί&omicron;&delta;&omicron; &sigma;&chi;&epsilon;&delta;ό&nu; &tau;&rho;&epsilon;&iota;&sigmaf; &beta;&delta;&omicron;&mu;ά&delta;&epsilon;&sigmaf; &kappa;&alpha;&iota; &delta;&epsilon;&nu; &lambda;έ&epsilon;&iota; &nu;&alpha; &sigma;&tau;&alpha;&mu;&alpha;&tau;ή&sigma;&epsilon;&iota;, έ&chi;&omega; &kappa;&omicron;&upsilon;&rho;&alpha;&sigma;&tau;&epsilon;ί &sigma;&omega;&mu;&alpha;&tau;&iota;&kappa;ά, &zeta;&alpha;&lambda;ί&zeta;&omicron;&mu;&alpha;&iota; &sigma;&upsilon;&nu;έ&chi;&epsilon;&iota;&alpha; &kappa;&alpha;&iota; &delta;&epsilon;&nu; &xi;έ&rho;&omega; &tau;&iota; &nu;&alpha; &kappa;ά&nu;&omega;, &pi;&omega;&sigmaf; &mu;&pi;&omicron;&rho;ώ &nu;&alpha; &tau;&eta; &sigma;&tau;&alpha;&mu;&alpha;&tau;ή&sigma;&omega;;