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

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

What relation is your aunt's niece's brother's wife to you ?

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

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

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