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

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

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

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

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

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