Where does “安卡拉” come from?

安卡拉 (Chinese) comes from English Ankara, from Turkish Ankara, from Ottoman Turkish آنقره, from Ancient Greek Ἄγκυρα, from Proto-Indo-European ang- — joint; corner, hirn; joint; lith.

Ancestry of “安卡拉”, step by step

Step	Language	Word	Meaning
1	English	Ankara	A West African fabric
2	Turkish	Ankara	the Turkish government
3	Ottoman Turkish	آنقره	—
4	Ancient Greek	Ἄγκυρα	Ancyra; Angora; Ankara, Turkey
5	Proto-Indo-European	ang-	joint; corner, hirn; joint; lith

Every word from Proto-Indo-European ang- →Every word from Ancient Greek Ἄγκυρα →Every word from Ottoman Turkish آنقره →