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

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

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

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

What relation is your grandmother's grandson's father in law's daughter to you ?

What relation is your mother's daughter's aunt's nephew to you ?