<prompt> Kǝla saa 2013 lan, Seifertbe kǝnasarnzǝ ngǝlama suro World Championships dǝga saa 2011 lan, sa shiye medal arinza kam lardǝ Germanbe 5000m relay team ye dǝro suwudǝna dǝn. Futu shiye ngәla sәdәna suro World Championships lan dә shima saa 2012 lan.  <response>: , loktu shiye na 4th suro mita 500 ye dәn. Kuru shiye medal arziyiya kәla kәla kungәna Germanbe dәn suro European Championships 2010 dәn gowono. 