Your sister's brother's grandmother's grandson's grandfather is your which relation ?

Your

Sister's

Brother's

Grandmother's

Grandson's

Grandfather

is your GRANDUNCLE !!

What relation is your father's wife's sister's niece's brother in law to you ?

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

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

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

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

What relation is your mother's daughter's cousin's wife to you ?