Select the relation and press Add Button.

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

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

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

What relation is your mother's sister's nephew's brother in law to you ?

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

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