Your aunt's niece's brother's sister's grandfather is your which relation ?

Your

Aunt's

Niece's

Brother's

Sister's

Grandfather

is your GRANDUNCLE !!

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

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

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

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

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

What relation is your brother's father's sister's nephew to you ?