David Poljak defeated Ondrej Krstev 7-6 6-3 in the M15 Opava 1 round of 16 on carpet. The result followed the form book — David Poljak came in leading the head-to-head 1–0. David Poljak extended the head-to-head to 2–0.
Poljak D. took it in straight sets.
Carpet: Poljak D. leads 1–0 · Clay: Poljak D. leads 1–0
David Poljak beat Ondrej Krstev 7-6(5) 6-3. Umpiry, "David Poljak vs Ondrej Krstev — M15 Opava 1 Round of 16", https://umpiry.com/match/2019-10-31/krstev-vs-poljak-m15-opava-1-r16?utm_source=cite (as of 31 October 2019).