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What relation is your husband's daughter's grandfather's mother to you ?

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

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

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

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

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