<prompt> Nyorai kupfuurira nokuda kweiyi ndima - Muna 2018  <response>: Muna 2011, Federer akahwina mukombe wake wechipiri weHopman Cup uye wechitatu zvachose kuSwitzerland, achibatana naBelinda Bencic zvakare. Chikwata cheSwitzerland chakakunda mitambo yacho yose uye Federer akakunda mutambo mumwe nomumwe waakatamba. Vakakunda vaviri veGermany, Alexander Zverev naAngelique Kerber, mumutambo wekupedzisira 21. 