<prompt> Nyorera kuenderera mberi kweiyi ndima - Kumitambo yeOlympic yeZhizha ya2008 muBeijing, Silva akakwanisa kupinda muchikwata chake chechipiri cheChilean mumakwikwi evarume ekuyambuka nyika  <response>: nhangemutange nokugamuchira otomatiki berth kubva kuChilean Cycling Federation uye Union Cycliste Internationale UCI, yakavakirwa pane zvakanakisisa zvaakaita paNyika uye Pan American Championships uye paMountain Biking World Series. Silva haana kukwanisa kukwidziridza zvakare nhangemutange yakazara yenyika kubva pakutasva kwake muAthens, sezvo akapedza kosi yake aine ma laps maviri chete ekupedzisa uye nzvimbo makumi matatu nenhanhatu yekupedzisira. 