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

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

What relation is your sister's aunt's nephew's wife to you ?

What relation is your cousin's aunt's nephew's sister's son to you ?

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

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