<prompt> Qedela umusho olandelayo: UTarmoh waya eLondon njengomdlali wasemuva eqenjini lase-United States. Wagijima umlenze wesibili womncintiswano wabesifazane  <response>: 4 × 100 metres relay emzuliswaneni wokuhlolwa. Yize engazange ancintisane emidlalweni yokugcina, wathola indondo yegolide njengoba i-USA yabeka irekhodi lomhlaba ngokuwina emidlalweni yokugcina. 