Select the relation and press Add Button.

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

What relation is your uncle's cousin's son's grandfather to you ?

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

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

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

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