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

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

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

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

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

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