Your sister's father's wife's brother's daughter's son is your which relation ?

Your

Sister's

Father's

Wife's

Brother's

Daughter's

Son

is your NEPHEW !!

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

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

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

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

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

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