Your daughter's grandfather's son's father is your which relation ?

Your

Daughter's

Grandfather's

Son's

Father

is your FATHER !!

What relation is your mother's daughter's brother's sister in law to you ?

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

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

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

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

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