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

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

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

What relation is your cousin's sister's father's son to you ?

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

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