Select the relation and press Add Button.

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

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

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

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

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

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