Ramba uchinyora ndima ino - Sylvia akawana kubudirira kwake kukuru panhambo yeHalf Marathon, apo akakunda 2001 National Championships. Akanga ari mumhanyi muna 2000. Migumisiro iyoyo yakamuisa muU.S. National team pa2001 IAAF World Half Marathon Championships
. Akanga aine mamwe Half Marathon kukunda muAustin Half Marathon uye America's Finest City Half Marathon. Akaisa rekodhi yake pachake ye2:33:47 muMarathon kuNew York City Marathon muna 2002. Pamwe chete ne2:36:38 paLos Angeles Marathon, izvo zvakamuendesa kunhamba 4 muUS rankings gore iroro. Anobatawo rekodhi yomumugwagwa pa3M Half Marathon. 2003 New York Marathon 2:33.10 Wokutanga American 10th, 3M Half Marathon 2004 P.R. 1:09.51 Wokutanga zvachose