Select the relation and press Add Button.

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

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

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

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

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

What relation is your cousin's mother's daughter's father in law to you ?