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

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

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

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

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

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