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

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

What relation is your cousin's brother's father's son's mother's uncle to you ?

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

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

What relation is your grandfather's wife's grandson's mother's brother's son to you ?