Περίοδος ή κάτι άλλο?

Question

&Kappa;&alpha;&lambda;&eta;&sigma;&pi;έ&rho;&alpha; &sigma;&alpha;&sigmaf;, &gamma;έ&nu;&nu;&eta;&sigma;&alpha; &pi;&rho;&iota;&nu; 2 &mu;ή&nu;&epsilon;&sigmaf; &mu;&epsilon; &kappa;.&tau;.. &Sigma;&tau;&eta;&nu; &alpha;&rho;&chi;ή &epsilon;ί&chi;&alpha; έ&nu;&tau;&omicron;&nu;&eta; &alpha;&iota;&mu;&omicron;&rho;&rho;&alpha;&gamma;ί&alpha; &kappa;&alpha;&iota; &mu;&epsilon;&tau;ά &alpha;&pi;ό &tau;&omicron; &mu;&eta;&nu;&alpha; &mu;ό&nu;&omicron; &lambda;ί&gamma;&alpha; &kappa;&alpha;&phi;έ &upsilon;&gamma;&rho;ά &pi;&omicron;&upsilon; &sigma;&upsilon;&nu;&epsilon;&chi;ί&zeta;&omicron;&nu;&tau;&alpha;&iota; &alpha;&kappa;ό&mu;&eta;. &Epsilon;&delta;ώ &kappa;&alpha;&iota;  2-3 &mu;έ&rho;&epsilon;&sigmaf; ό&mu;&omega;&sigmaf; &pi;&alpha;&rho;&alpha;&tau;ή&rho;&eta;&sigma;&alpha; &alpha;&upsilon;&xi;&eta;&mu;έ&nu;&alpha; &upsilon;&gamma;&rho;ά &mu;&pi;&epsilon;&zeta;-&kappa;&alpha;&phi;&epsilon; &upsilon;&gamma;&rho;ά, &chi;&omega;&rho;ί&sigmaf; &pi;&epsilon;&rho;ί&epsilon;&rho;&gamma;&eta; &omicron;&sigma;&mu;ή, &kappa;&alpha;&iota; &alpha;ί&sigma;&theta;&eta;&sigma;&eta; &sigma;&alpha;&nu; &pi;&epsilon;&rho;&iota;ό&delta;&omicron;&upsilon;. &Delta;&eta;&lambda;&alpha;&delta;ή &nu;&iota;ώ&theta;&omega; &sigma;&alpha;&nu; &nu;&alpha; &quot;&tau;&rho;έ&chi;&epsilon;&iota;&quot; &kappa;ά&tau;&iota; ό&pi;&omega;&sigmaf; &sigma;&tau;&iota;&sigmaf; &mu;έ&rho;&epsilon;&sigmaf; &tau;&iota;&sigmaf; &pi;&epsilon;&rho;&iota;ό&delta;&omicron;&upsilon; &alpha;&lambda;&lambda;ά &alpha;&nu;&tau;ί &gamma;&iota;&alpha; &kappa;ό&kappa;&kappa;&iota;&nu;&omicron; &beta;&lambda;έ&pi;&omega; &alpha;&upsilon;&tau;ό &tau;&omicron; &mu;&pi;&epsilon;&zeta;, &alpha;&pi;&alpha;&lambda;ό &kappa;&alpha;&phi;έ.  &Kappa;&alpha;&iota; έ&chi;&omega; &kappa;&alpha;&iota; &pi;&epsilon;&rho;ί&epsilon;&rho;&gamma;&eta; &alpha;ί&sigma;&theta;&eta;&sigma;&eta; &sigma;&tau;&omicron; &sigma;&tau;ή&theta;&omicron;&sigmaf; &sigma;&alpha;&nu; &epsilon;&upsilon;&alpha;&iota;&sigma;&theta;&eta;&sigma;ί&alpha;. &Nu;&alpha; &pi;&omega; ό&tau;&iota; &theta;&eta;&lambda;ά&zeta;&omega; &kappa;&iota;ό&lambda;&alpha;&sigmaf; &mu;&epsilon; &mu;&iota;&kappa;&tau;ή &delta;&iota;&alpha;&tau;&rho;&omicron;&phi;ή &alpha;&lambda;&lambda;ά &kappa;&upsilon;&rho;ί&omega;&sigmaf; &theta;&eta;&lambda;&alpha;&sigma;&mu;ό. &Tau;&iota; &mu;&pi;&omicron;&rho;&epsilon;ί &nu;&alpha; &sigma;&upsilon;&mu;&beta;&alpha;ί&nu;&epsilon;&iota;?