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What relation is your brother's father's wife's son's sister to you ?

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

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

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

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

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