Select the relation and press Add Button.

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

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

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

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

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

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