<prompt> Nyora kupfuurira kweiyi ndima - Muna 2015, Serena Williams akasarudza kutanga mwaka wake pachiitiko chekuratidzira muPerth, paHopman Cup  <response>: vachishanda pamwe chete naJohn Isner, vachirasikirwa mumutambo wokupedzisira nevakomana vaviri vokuPoland Agnieszka Radwańska naJerzy Janowicz. Pamutambo weAustralia Open, Williams akahwina mukombe wake wechi19 wekukunda Maria Sharapova, achiisa wechipiri mumakwikwi akawanda akakundwa muOpen Era. Williams akapedza makore gumi nemana ekuramba BNP Paribas Open asi akabva pamberi pemutambo wake we semifinal. Akabva atora mukombe wake wechisere weMiami Open achikunda Carla Suárez Navarro mumaminitsi makumi mashanu nematanhatu mumutambo wekupedzisira mushure mekukunda mutambo wakaoma wemaseti matatu pamutambo wekupedzisira naSimona Halep. Akazosvika kumagumo eFrench Open ndokutora slam yake yechi20 achikunda Lucie Šafářová mumaseti matatu, achimuita munhu wechipiri chete kuhwina slam imwe neimwe katatu. Akaitsigira nekukunda mukombe wake we6 weWimbledon achipesana naGarbiñe Muguruza kuti ave munhu wekutanga kuhwina maSlam matatu katanhatu uye mutambi wekutanga kubvira Steffi Graf kuhwina maSlam matatu ekutanga egore. Williams akadzoka kubva pakukuvara kwegokora muToronto asi akavhundutswa nevechidiki vekuSwitzerland Belinda Bencic mumasemifainari. Iye akabva ati zita rake rechishanu regore kuWestern Southern Open kukunda Simona Halep. MuUS Open, Williams aive nemukana wekukunda mukombe weGrand Slam asi akakundwa naRoberta Vinci mumaseti matatu mumasemifinal. Williams akanga ari mukwikwidzi anodzivirira katatu, asi musi waOctober 2, Williams akabva mumutambo kuti apore kukuvara kwake uye adzorere chido chake. 