Your grandfather's wife's grandson's aunt's father is your which relation ?

Your

Grandfather's

Wife's

Grandson's

Aunt's

Father

is your GRANDUNCLE !!

What relation is your aunt's husband's daughter's grandmother to you ?

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

What relation is your cousin's father in law's daughter's sister's grandfather to you ?

What relation is your son's uncle's brother's daughter in law to you ?

What relation is your cousin's father in law's son's brother's grandfather to you ?

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