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

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

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

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

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

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