<prompt> Qedela umusho olandelayo: NgoDisemba 2016, kwamenyezelwa ukuthi  <response>: I-2017 Hopman Cup izoba ngumqhudelwano wokuqala osemthethweni ozobonisa ifomethi ye-Fast4, isetshenziswa kuphela emidlalweni yama-doubles ahlanganisiwe. 