Select the relation and press Add Button.

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

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

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

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

What relation is your wife's son's uncle's mother's sister's brother in law to you ?

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