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

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

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

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

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

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