Tuhia he whiti kōrero poto i runga i te kaupapa e whai ake nei:  He whakahē te tangataX ki tētahi atu
Ae ra, anei he rarangi poto: Ka ki atu a A ki a B, e mea ana a C, he mangere, he ngoikore hoki a D. Inaianei kei te mamae a A no te mea i whakaaro ia ko ia me D he hoa.