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

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

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

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

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

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