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

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

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

What relation is your son's uncle's aunt's nephew's grandfather to you ?

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

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