Nyora ndima pfupi yenyaya iri pamusoro penyaya inotevera:  MunhuX anoteerera panodana MunhuY
Chokwadi, heino ndima pfupi: Jafeti anoteerera panodana Jasiya nokuti Jafeti anoda kuziva zviri kuitika muupenyu hweshamwari yake uye anoda kukwanisa kumubatsira kana achigona. Nenzira iyi, anogonawo kuramba achiziva guhwa ripi neripi kana kuti nhau.