Select the relation and press Add Button.

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

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

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

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

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

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