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

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

What relation is your aunt's cousin's daughter's father in law's son's sister to you ?

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

What relation is your brother's grandmother's grandson's brother in law to you ?

What relation is your mother's sister's son's father in law to you ?