<prompt> Santiago Grassi tǝwandin 25 September 1996 shima Argentineye bǝlamzǝwu. Shiye kǝla Olympics 2016 Summer ye dǝn suro mens 100 metre butterfly ye dǝn kǝnasartǝ  <response>: ; loktǝnzǝ 52.56 seconds lan suro heats dǝye sǝkǝ semifinals dǝro sǝkǝnyi. Shiye Argentina wakilzǝna kuru suro bikkewa Olympicbe saa 2020ben suro bikkewa mens 100 metre butterfly eventben. 