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What relation is your uncle's daughter's sister's aunt's niece's brother to you ?

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

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

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

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

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