Select the relation and press Add Button.

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

What relation is your son's sister's grandfather's daughter to you ?

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

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

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

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