Your son's sister's grandfather's daughter's uncle is your which relation ?

Your

Son's

Sister's

Grandfather's

Daughter's

Uncle

is your UNCLE !!

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

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

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

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

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

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