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

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

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

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

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

What relation is your son's sister's grandmother's cousin to you ?