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

What relation is your mother's sister's nephew's brother in law to you ?

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

What relation is your cousin's sister's mother's niece's father to you ?

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

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