Your brother's aunt's cousin's son's daughter+in+law is your which relation ?

Your

Brother's

Aunt's

Cousin's

Son's

Daughter in law

is your DAUGHTER IN LAW !!

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

What relation is your grandfather's wife's grandson's daughter to you ?

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

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

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

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