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

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

What relation is your mother's husband's sister's uncle to you ?

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

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

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