Your mother's sister's brother's daughter is your which relation ?

Your

Mother's

Sister's

Brother's

Daughter

is your COUSIN !!

What relation is your aunt's brother in law's daughter's uncle to you ?

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

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

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

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

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