<prompt> Pedzisa mutsara unotevera: Boris Pertel ; akaberekwa 21 April 1888, zuva rekufa risingazivikanwi aiva muRussia mutambo shooter. Akakwikwidza mumakwikwi  <response>: mutambo wemusungo wevarume paMitambo yeOlympic yeZhizha ya1912. 