Select the relation and press Add Button.

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

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

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

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

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

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