<prompt> Feleletša polelo e latelago: O thomile go bapala diphadišanong tša chess a e-na le nywaga e 7, ka 2009. Go bala ga Yu go ile gwa hlatlogela go 2100 mafelelong a 2013. Ka 2014, Yu o ile a phenkgišana ka World Youth Chess Championships kua Durban, Afrika Borwa karolong ya Basetsana ba ka tlase ga mengwaga e 12 gomme a thopa sefoka sa gauta. E be e le sebapadi sa mosadi sa pele sa go dira bjalo bakeng sa United States ka nywaga e 27. Yu o thopile Virginia State Closed Championship ka 2015, a ba sebapadi se sennyane le mosadi wa mathomo go dira bjalo. Gape o thopile National Girls Tournament of Champions gararo, a bapetša ka 2014 le 2015, gomme a fenya ka 2016. Yu o ile a bapala sehlopheng sa US ka Womens World Team Chess Championship ka 2017 le ka Womens Chess Olympiad ka 2018. Ka go  <response>: Boemong bja mafelelo, Yu o ile a thopa sefoka sa boronse sa motho ka noši a bapala papadi ya board five. 