Your grandmother's grandson's brother's sister is your which relation ?

Your

Grandmother's

Grandson's

Brother's

Sister

is your COUSIN !!

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

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

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

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

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

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