Select the relation and press Add Button.

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

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

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

What relation is your uncle's daughter's sister's father in law to you ?

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

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