Pedzisa mutsara unotevera: Muna 1992, da Silva akapedza ari wechipiri muLos Angeles Marathon. Munguva yemakwikwi, akabatwa kumashure kwemotokari yemidhiya, izvo zvakamutadzisa kukwanisa kudzingirira mukundi wekupedzisira John Treacy. Gare gare mugore iroro, akapedza ari wechishanu paBoston Marathon, munguva ya2:11:53. Da Silva akakwikwidza mu
nhangemutange yemarathon paMitambo yeOlympic yeZhizha ya1992 muBarcelona, Spain. Akapedza ari wechi56 nenguva ya2:26:00.