Demyanchuk, Sergey vs Izidoro, Klaus
Demyanchuk, Sergey1896- Izidoro, Klaus1657
Head-to-head score
0Demyanchuk, Sergey
0Draws
1Izidoro, Klaus
1 game between them
Broadcast games
Only games that went out on a public broadcast. Organisers broadcast the top boards, so this list is smaller than the player's full record.
| Event | Date | White | Black | Result | Watch narration |
|---|---|---|---|---|---|
| Portuguese National Amateur Championship 2025-26Rodada 2 | Izidoro, Klaus | Demyanchuk, Sergey | Izidoro, Klaus won |