(Photo credit: Mike Frey-Imagn Images)Top seed Lorenzo Musetti of Italy had little trouble Sunday dispatching qualifier Nikoloz Basilashvili of Georgia 6-3, 6-3 at the Chengdu Open in Chengdu, China. He'll next face Alexander Shevchenko of Kazakhstan, who emerged from a battle of previous-round upset winners with Taro Daniel of Japan to win 7-6 (2), 3-6, 6-2. On the other side of the bracket, fourth-seeded Brandon Nakashima defeated fellow American Marcos Giron 6-3, 2-6, 7-6 (3). 1 seed Andrey Rublev, French qualifier Valentin Royer maintained his magic in defeating Learner Tien 7-6 (0), 4-6, 6-2. His semifinal opponent will be countryman Corentin Moutet, who won when Argentinian opponent Tomas Martin Etcheverry retired despite leading 6-3, 0-3 at the time.