Seiko Okamoto advanced when Christina Horiatopoulos retired 3-0 in the Lachine 10K round of 16.
Okamoto S. advanced when Horiatopoulos C. retired.
Seiko Okamoto beat Christina Horiatopoulos 3-0 after Christina Horiatopoulos retired. Umpiry, "Seiko Okamoto vs Christina Horiatopoulos — Lachine 10K Round of 16", https://umpiry.com/match/2002-06-24/horiatopoulos-vs-okamoto-lachine-10k-r16?utm_source=cite (as of 24 June 2002).