Your grandmother's husband's wife's grandson's brother+in+law is your which relation ?

Your

Grandmother's

Husband's

Wife's

Grandson's

Brother in law

is your BROTHER IN LAW !!

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

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

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

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

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

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