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

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

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

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

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

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