A jockey competes during a horse race at the Sluzewiec Racetrack in Warsaw, Poland, on April 19, 2026. The racetrack opened its 2026 season on April 19, which will run until November. (Photo by Aleksy Witwicki/Xinhua)

Spectators watch races at the Sluzewiec Racetrack in Warsaw, Poland, on April 19, 2026. The racetrack opened its 2026 season on April 19, which will run until November. (Photo by Aleksy Witwicki/Xinhua)

A jockey rides a horse at the Sluzewiec Racetrack in Warsaw, Poland, on April 19, 2026. The racetrack opened its 2026 season on April 19, which will run until November. (Photo by Aleksy Witwicki/Xinhua)

Jockeys compete during a horse race at the Sluzewiec Racetrack in Warsaw, Poland, on April 19, 2026. The racetrack opened its 2026 season on April 19, which will run until November. (Photo by Aleksy Witwicki/Xinhua)

Jockeys compete during a horse race at the Sluzewiec Racetrack in Warsaw, Poland, on April 19, 2026. The racetrack opened its 2026 season on April 19, which will run until November. (Photo by Aleksy Witwicki/Xinhua)

Horses are led before a race at the Sluzewiec Racetrack in Warsaw, Poland, on April 19, 2026. The racetrack opened its 2026 season on April 19, which will run until November. (Photo by Aleksy Witwicki/Xinhua)

Spectators watch races at the Sluzewiec Racetrack in Warsaw, Poland, on April 19, 2026. The racetrack opened its 2026 season on April 19, which will run until November. (Photo by Aleksy Witwicki/Xinhua)