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

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

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

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

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

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