<prompt> Qedela umusho olandelayo: UBoris Pertel ; wazalwa ngo-21 Ephreli 1888, usuku lokufa alwaziwa wayengumdubuli wezemidlalo waseRussia. Wancintisana emncintiswaneni  <response>: umncintiswano wamadoda wokubamba izintambo kuma-Olympic asehlobo ka-1912. 