Select the relation and press Add Button.

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

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

What relation is your mother's sister's nephew's father in law to you ?

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

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

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