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

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

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

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

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

What relation is your daughter's grandmother's sister's husband to you ?