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

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

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

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

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

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