Claim: In the 2017 Next Generation ATP Finals, Chung Hyeon—a second highest ranked South Korean tennis player—ranked first in Group A while Gianluigi Quinzi ranked last in the group.
Evidence: South_Korea Chung Hyeon 1 Standings Italy Gianluigi Quinzi 4 3 2 He is currently the second highest ranked South Korean and also the 2017 Next Gen Finals champion.