Select the relation and press Add Button.

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

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

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

What relation is your son's uncle's mother's husband to you ?

What relation is your grandmother's grandson's mother's uncle to you ?

What relation is your cousin's mother's daughter's father in law to you ?