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

What relation is your brother's father's mother's grandson to you ?

What relation is your aunt's brother's daughter's mother to you ?

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

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

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