Select the relation and press Add Button.

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

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

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

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

What relation is your mother's cousin's daughter's uncle to you ?

What relation is your brother's mother's cousin's son's brother in law to you ?