Your mother’s brother’s only brother-in-law is a doctor. How are you related to this doctor?

Question

At your wedding, you are introduced to your new partner’s mother’s only sister’s husband’s sister in law.

What do you call this woman?

Answer 1

that doctor will be my father.

Answer 2

Ans :The doctor is my father

Answer 3

The doctor is my father.
The doctor is the brother-in-law to my brother´s mother

Answer 4

My mother's brother have only brother in law that would me my father.