Tusi se parakalafa puupuu o se tala e faatatau i le mataupu o loo mulimuli mai:  O loo faaauau pea ona faaaoga e le tagata X meafaigaluega a le tagata Y
Ioe, o se parakalafa puupuu lenei: O loo faaauau pea ona faaaogā e Emery mea faigaluega a Cathy, ona e manaʻo o ia e teu na mea faigaluega, ma e lē manaʻo e toe ave i tua e Cathy. Ua ia iloa, afai e toe faafoʻi atu e Cathy, o le a na ona ia faafaigatā ai o ia.