[Event "GM Kiriakov School Children Arena"] [Site "https://lichess.org/MNS6m2RR"] [Date "2021.12.04"] [White "Kirill_Borodkin_2012"] [Black "BeliyDrakon-2012"] [Result "1-0"] [UTCDate "2021.12.04"] [UTCTime "11:00:03"] [WhiteElo "2026"] [BlackElo "2153"] [WhiteRatingDiff "+8"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "600+2"] [ECO "E51"] [Opening "Nimzo-Indian Defense: Normal Variation, Ragozin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 { E51 Nimzo-Indian Defense: Normal Variation, Ragozin Variation } 6. Bd3 Bxc3+?! { (0.04 → 0.71) Inaccuracy. dxc4 was best. } (6... dxc4 7. Bxc4 c5 8. a3 Bxc3+ 9. bxc3 Qc7 10. Be2 Rd8 11. Bb2) 7. bxc3 c6 8. O-O Nbd7 9. Ba3 Re8 10. Qc2 e5 11. dxe5 Nxe5 12. Nxe5 Rxe5 13. cxd5 cxd5 14. Rfd1 Bd7 15. c4 dxc4 16. Bxc4 Rc8 17. Qb3 Qe8 18. Rac1 b5 19. Bd3 a5 20. Bb2 a4? { (0.57 → 1.92) Mistake. Rxc1 was best. } (20... Rxc1 21. Rxc1 Be6 22. Qd1 Rd5 23. Bd4 b4 24. Qf3 h6 25. h3 Qd8 26. Bc2 Rd7 27. Bb3) 21. Qb4 Nd5?? { (1.87 → 6.92) Blunder. Rxc1 was best. } (21... Rxc1 22. Rxc1) 22. Qd4 Rg5?! { (5.78 → 8.29) Inaccuracy. Rxc1 was best. } (22... Rxc1 23. Rxc1) 23. h4 Rxc1 24. Rxc1 Rh5? { (7.98 → Mate in 1) Checkmate is now unavoidable. a3 was best. } (24... a3 25. hxg5) 25. Qxg7# { White wins by checkmate. } 1-0