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

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

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

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

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

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