Select the relation and press Add Button.

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

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

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

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

What relation is your cousin's mother's husband's daughter to you ?

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