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

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

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

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

What relation is your brother's grandmother's grandson's father in law to you ?

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