<prompt> Pedzisa mutsara unotevera: Phước akakwikwidza mumakwikwi evarume e200 m freestyle musi wa 7 Nyamavhuvhu. Iye naAhmed Mathlouthi vekuGreece vose vakapedza vari vekupedzisira muboka rechipiri nenguva ye1:50.39, uye gare gare vakagovana chinzvimbo chechi41 pakupedzisira. Musi waAugust 6, Viên akatanga kukwikwidza mu  <response>: 400 metres yevakadzi yoga yoga, chikamu chaakadzidziswa zvakanaka uye akaisa chinangwa chekusvika kumagumo. Nenguva yekupedza ye4:36.85, Viên akauya pakutanga muboka rechitatu uye akaputsa rekodhi yake yenyika yakagadzwa pa2015 World Aquatics Championships muchikamu. Chibereko chaViên, zvisinei, chakanga chisina kukwana kuti apinde pakati pevashandi vasere vekutanga mumutambo wekupedzisira; akaiswa pachinzvimbo chechipfumbamwe mumutambo wekupedzisira uye masekondi 0.31 chete pasi pemushambadzi wechisere, Emily Overholt weCanada. Zuva rakatevera racho, akapedza ari wokupedzisira muboka rechipiri munhangemutange yevakadzi yemamita 400. Nenguva yokupedzisira ya 4:16.32, akaiswa pachinzvimbo chechi 26 kubva pavanoshambira makumi matatu nevaviri mukunyorwa kwekupedzisira. Viên akakwikwidza mumakwikwi evakadzi emamita mazana maviri ega ega musi wa8 Nyamavhuvhu, kwaakapedza panzvimbo yekupedzisira nenguva ya2:16.20, pamberi peUzbekistan Ranohon Amanova, uye akaiswa pachinzvimbo chemakumi matatu nematatu kubva pavakwikwidzi makumi matatu nevapfumbamwe mumakwikwi ekupedzisira. 