Select the relation and press Add Button.

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

What relation is your mother's son's grandfather's wife to you ?

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

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

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

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