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

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

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

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

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

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