Who was Anah? Bible Contradictions

This Bible contradiction is from the Skeptic's Annotated Bible.

Verses

The daughter of Zibeon

Genesis 36:2 View context

Esau took his wives of the daughters of Canaan; Adah the daughter of Elon the Hittite, and Aholibamah the daughter of Anah the daughter of Zibeon the Hivite;

The brother of Zibeon

Genesis 36:20 View context

These [are] the sons of Seir the Horite, who inhabited the land; Lotan, and Shobal, and Zibeon, and Anah,

1 Chronicles 1:38 View context

And the sons of Seir; Lotan, and Shobal, and Zibeon, and Anah, and Dishon, and Ezer, and Dishan.

The son of Zibeon

Genesis 36:24 View context

And these [are] the children of Zibeon; both Ajah, and Anah: this [was that] Anah that found the mules in the wilderness, as he fed the asses of Zibeon his father.