 Nyorai kuenderera mberi kweiyi ndima - Muenzaniso wakakurumbira wekuputsa e4-e5 kunotungamira kurwisa kwamambo kwakaitika mumutambo PenroseTal kubva ku1960 Leipzig Olympiad. Na19.e5! dxe5 20.f5! Bb7 21.Rad1 Ba8 22.Nce4 White akaisa knight ine simba pa e4, nepo zvidimbu zvevatema zvakapoteredzwa ne pawn pa e5. Nokukurumidza Penrose akapfuura nepane f-file ndokuwana muedzo unokatyamadza pamakwikwi enyika anotonga. Mimwe mienzaniso yekare yeiyi budiriro yepakati inosanganisira OjanenKeres, EstoniaFinland match, Helsinki 1960 