Your sister's uncle's son's aunt's father is your which relation ?

Your

Sister's

Uncle's

Son's

Aunt's

Father

is your GRANDUNCLE !!

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

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

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

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

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

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