| Feb 21, 2026 | Xu | 0–1 | Lemeshev | Round 9: Xu, Edison - Lemeshev, Ilya | Caro-Kann Defense: Karpov Variation | |
| Feb 21, 2026 | Lemeshev | 1–0 | Mesropyan | Round 8: Lemeshev, Ilya - Mesropyan, Hayk | King's Indian Attack | |
| Feb 21, 2026 | Kapoor | 0–1 | Lemeshev | Round 7: Kapoor, Gurveen - Lemeshev, Ilya | Hungarian Opening: Indian Defense | |
| Feb 21, 2026 | Lemeshev | 0–1 | Tran | Round 6: Lemeshev, Ilya - Tran, David | King's Indian Attack: Symmetrical Defense | |
| Feb 21, 2026 | Borissow | ½–½ | Lemeshev | Round 5: Borissow, Magnus - Lemeshev, Ilya | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Feb 21, 2026 | Lemeshev | 1–0 | Ye | Round 4: Lemeshev, Ilya - Ye, David | Slav Defense: Three Knights Variation | |
| Feb 21, 2026 | Hosdurga | 0–1 | Lemeshev | Round 3: Hosdurga, Chirag - Lemeshev, Ilya | Benko Gambit Accepted: Pawn Return Variation | |
| Feb 21, 2026 | Lemeshev | 0–1 | Berger | Round 2: Lemeshev, Ilya - Berger, Justin | Slav Defense: Czech Variation, Dutch Variation | |
| Feb 21, 2026 | Maton | 0–1 | Lemeshev | Round 1: Maton, Emily - Lemeshev, Ilya | Indian Defense: Accelerated London System | |
| May 12, 2024 | Lemeshev | ½–½ | Lorenzo De La Riva | Primera eliminatòria (2) i ronda 2: Lemeshev, Ilya - Lorenzo De La Riva, Lazaro | Catalan Opening | |
| May 11, 2024 | Lorenzo De La Riva | 1–0 | Lemeshev | Primera eliminatòria (1) i ronda 1: Lorenzo De La Riva, Lazaro - Lemeshev, Ilya | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Aug 5, 2023 | Lopez Varela | 1–0 | Lemeshev | CE SUB 18.2023 | Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | |
| Aug 4, 2023 | Lemeshev | ½–½ | Vela Frago | CE SUB 18.2023 | Réti Opening: Réti Accepted | |
| Aug 4, 2023 | Del Prado Rodriguez | 0–1 | Lemeshev | CE SUB 18.2023 | King's Indian Defense: Semi-Averbakh System | |
| Aug 3, 2023 | Lemeshev | 1–0 | Palomares Cortez | CE SUB 18.2023 | Italian Game: Classical Variation, Greco Gambit | |
| Aug 2, 2023 | Lemeshev | 1–0 | Perez Epinin | CE SUB 18.2023 | Nimzo-Larsen Attack: Indian Variation | |
| Aug 2, 2023 | Casares Bonals | ½–½ | Lemeshev | CE SUB 18.2023 | Nimzowitsch Defense: Declined Variation | |
| Aug 1, 2023 | Tabuenca Mendataurigoitia | 1–0 | Lemeshev | CE SUB 18.2023 | Caro-Kann Defense: Endgame Offer | |
| Jul 31, 2023 | Lemeshev | 1–0 | Antich Fernandez | CE SUB 18.2023 | French Defense: Advance Variation, Wade Variation | |
| Jul 31, 2023 | Suarez Gomez | 0–1 | Lemeshev | CE SUB 18.2023 | Caro-Kann Defense | |
