Your brother's sister's aunt's daughter's grandmother is your which relation ?

Your

Brother's

Sister's

Aunt's

Daughter's

Grandmother

is your GRANDAUNT !!

What relation is your brother's cousin's aunt's father to you ?

What relation is your mother's son's aunt's niece's grandmother to you ?

What relation is your aunt's cousin's daughter's grandfather to you ?

What relation is your sister's mother's brother's son to you ?

What relation is your cousin's mother's nephew's grandfather to you ?

What relation is your aunt's niece's sister's uncle to you ?