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

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

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

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

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

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