Select the relation and press Add Button.

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

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

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

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

What relation is your daughter's grandmother's husband's mother to you ?

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