Complex sentence: An old she-wolf with a sky-blue mane named Asena found the baby and nursed him, later giving birth to the half wolf, half human cubs who were the ancestors of the Turkic people.
Split into simpler sentences: An old she-wolf with a sky-blue mane named Asena finds the baby and nurses him. She later gives birth to half-wolf, half-human cubs who are the ancestors of the Turkic people.