A few major upsets left rating favourites out of the World Cup in the first round of the multitudinous competition. In the open category, Gianmarco Leiva (Peru) and Pablo Salinas (Chile) gave the biggest surprises. In the women’s section, Qianyun Gong (Singapore), Turmunkh Munkhzul (Mongolia) and Maili-Jade Ouellet (Canada) pulled off the biggest stunners. | Pictured: Nurgyul Salimova | Photo: chess.com / Maria Emelianova