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

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

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

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

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

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