<prompt> Boris Vasilievich Nikitin ; 5 March 1938  20 October 1984 shima Soviet freestyle swimmer ye. Shiye awoa ngǝla sǝdǝna dǝ suro 4 × 200 m relay dǝn, shi dǝwo suro saa 1956 dǝn shiye rekod dinaye sǝdǝna dǝn, kuru shiye medal konnuye sǝdǝna suro saa 1956 Summer Olympics dǝn kuru medal konnuye sǝdǝna suro saa 1958 European Aquatics Championships dǝn  <response>: ; Karapkaanzǝbe kǝntagǝ kǝntagǝbe kǝntagǝ kǝntagǝbe kǝntagǝ kǝntagǝbe 1960 Olympicsbe lan. Kәlanzәlan, shiye medal kungәnabe Europebe suro 400 m freestylebe dәn 1958 lan, amma dare darebe dәro isәnyi suro awo dәyen suro Olympics 1956 lan. 