Your brother's sister's mother's father is your which relation ?

Your

Brother's

Sister's

Mother's

Father

is your GRANDFATHER !!

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

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

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

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

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

What relation is your father's wife's husband's son to you ?