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

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

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

What relation is your daughter's grandfather's wife's husband to you ?

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

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