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

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

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

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

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

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