Nyora ndima pfupi yenyaya iri pamusoro penyaya inotevera:  MunhuX akaoma zvikuru paMunhuY
Chokwadi, heino ndima pfupi: Seirra amai vakaoma zvikuru. Anogara achinetsa Halley nezvezvidzidzo zvake nomufambiro wake. Seirra anoda kuti Halley ave akakwana mune zvose zvaanoita.