Sebastian Bader advanced when Kelvin Kim retired 6-7 1-0 in the USA F4 qualifying round of 64.
Bader S. advanced when Kim K. retired.
Sebastian Bader beat Kelvin Kim 6-7(6) 1-0 after Kelvin Kim retired. Umpiry, "Sebastian Bader vs Kelvin Kim — USA F4 Qualifying Round of 64", https://umpiry.com/match/2015-01-12/bader-vs-kim-usa-f4-q64?utm_source=cite (as of 12 January 2015).