Yakov Cherkassky reinforced his dominance in Division 3 with a commanding 4-1 victory over Santiago Perez, extending his unbeaten head-to-head record. This win solidifies Cherkassky's top spot with 13 points from two matches, while Perez remains second but with fewer points and more matches to play. Perez faces a tough challenge to close the gap, making the upcoming fixtures crucial for both players in the league race.