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

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

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

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

What relation is your aunt's daughter's uncle's son's grandfather to you ?

What relation is your grandmother's grandson's aunt's son to you ?