After 45 fiercely contested moves, Bi Ngan secured a dramatic victory as Dugu Qiubai ran out of time under extreme tactical strain. Red's relentless piece coordination kept Black locked in a defensive struggle, ultimately forcing a decisive loss on the clock.
Bi Ngan displayed textbook control over the central files and restricted Black's piece mobility, dictating a grueling tempo throughout the midgame. Although Dugu Qiubai defended with tenacity, navigating the razor-sharp complications drained critical minutes Black could not spare. This encounter stands as a prime example of turning positional asphyxiation and psychological tension into a clock-flagging triumph.