Your aunt's nephew's sister's grandmother is your which relation ?

Your

Aunt's

Nephew's

Sister's

Grandmother

is your GRANDAUNT !!

What relation is your father's daughter's mother's brother to you ?

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

What relation is your daughter's grandfather's son's sister to you ?

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

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

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