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

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

What relation is your sister's aunt's son's daughter in law to you ?

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

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

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