Your aunt's sister's father's daughter's grandfather is your which relation ?

Your

Aunt's

Sister's

Father's

Daughter's

Grandfather

is your GRANDFATHER !!

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

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

What relation is your mother's daughter's grandfather's wife to you ?

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

What relation is your son's brother's uncle's father to you ?

What relation is your mother's sister's niece's wife to you ?