other commemorations of the dead.

Of the long epics, only the Oguzname has survived in its entirety. The Book of Dede Korkut may have had its origins in the poetry of the 10th century but remained an oral tradition until the 15th century. The earlier written works Kutadgu Bilig and Diwan Lughat al-Turk date to the second half of the 11th century and are the earliest known