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

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

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

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

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

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