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

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

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

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

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

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