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

What relation is your brother's grandmother's grandson's uncle to you ?

What relation is your brother's grandmother's grandson's grandfather to you ?

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

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

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