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

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

What relation is your sister's aunt's nephew's father in law to you ?

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

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

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