<prompt> Moacir Zimmermann tǝwandin 30 Kǝntawu December 1983 shima bikke bǝlabe Brazilbe. Shiye suro bǝla men 20 kilometers walk ye dǝn suro 2016 Summer Olympics ye dǝn kǝrmai sǝdǝna. Suro saa 2019 lan, shiye sǝkǝ suro mens 20 kilometers walk lan  <response>: 2019 World Athletics Championships do Doha, Qatar lan sadǝna dǝn. Shiye na 39th lan dawono. 