It was composed of mythologic episodes spectacularly treated.
William James Henderson Some Forerunners of Italian Opera (1911). Retrieved in 2019 from Project Gutenberg (https://www.gutenberg.org/ebooks/)
One can follow narrative types which appear in oral culture from mythologic texts, tales, legends, epopes, folktales.
Mehmet Naci ÖNAL 2010, 'CONCEALING OF HERO'S IDENTITY IN FOLK NARRATIVE HALK ANLATILARINDA KAHRAMANINKİMLİĞİNİ GİZLEMESİ', Turkish Studieshttp://turkishstudies.net/Makaleler/1966909880_56%c3%b6nalmehmet_naci.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)