Tuhia he whiti kōrero poto i runga i te kaupapa e whai ake nei:  Ka tīmata te TangataX ki te mahi i ngā mea rerekē
Ae ra, anei he rarangi poto: I tīmata a Cayley ki te mahi rerekē i ngā mea nā te mea i hiahia ia ki te mahi rerekē i ngā mea. Kua ngenge ia i te mahi tawhito, ā, i hiahia ia ki te whakamātau i tētahi mea hou. Na ka tīmata ia ki te mahi i ngā mea i te rerekē.