Your uncle's brother's son's mother's brother+in+law is your which relation ?

Your

Uncle's

Brother's

Son's

Mother's

Brother in law

is your UNCLE !!

What relation is your daughter's grandmother's son's wife to you ?

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

What relation is your father's sister's niece's grandmother to you ?

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

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

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