<prompt> Pedzisa mutsara unotevera: Dunn akatanga kuve nyanzvi muna 1991, akaiswa pakati pevatambi vepamusoro makumi matanhatu nevatanhatu pasi rose kubva muna 2002, achisvika pachinzvimbo chake chepamusoro, pa32nd, muna Gumiguru 2010. Akave nemhando yepamusoro yebasa rake kubvira 2013, achisvika padanho rekupedzisira remakwikwi matatu, uye semi-fainari ye  <response>: 2014 China Open uye 2015 Ruhr Open. Akazivisa kubvisa kwake mutambo uyu mushure mekurasikirwa mumutambo wechitatu wekusarudza we2020 World Championship. 