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

What relation is your mother's husband's wife's cousin to you ?

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

What relation is your brother's sister's aunt's niece's mother's brother in law to you ?

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

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