Select the relation and press Add Button.

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

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

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

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

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

What relation is your cousin's brother's aunt's niece to you ?