[Event "2nd Annual Owings Mills Summer Open"] [Site "Owings MIlls, MD, United States"] [Date "2026.07.17"] [Round "1.2"] [White "ALEJANDRINO, Franco Quintero"] [Black "CIARLIERO, Frank Andrew"] [Result "1-0"] [WhiteElo "2072"] [WhiteFideId "-1"] [BlackElo "1745"] [BlackFideId "-1"] [Board "2"] [Annotator "Otto,Jeffrey M."] [GameId "2333185963106325"] [Variant "Standard"] [ECO "C42"] [Opening "Petrov's Defense: Classical Attack"] [StudyName "OMCC 2nd Annual Summer Open Boards 1 and 2"] [ChapterName "ALEJANDRINO, Franco Quintero - CIARLIERO, Frank Andrew"] [ChapterURL "https://lichess.org/study/K2hXpn1s/ob4nRiYH"] [Orientation "white"] 1. e4 { 3 } 1... e5 { 5 } 2. Nf3 { 5 } 2... Nf6 { 5 } 3. Nxe5 { 13 } 3... d6 { 6 } 4. Nf3 { 6 } 4... Nxe4 { 4 } 5. d4 { 7 } 5... d5 { 4 } 6. Bd3 { 8 } 6... Bf5 { 4 } 7. O-O { 39 } 7... Be7 { 5 } 8. Re1 { 20 } 8... O-O { 8 } 9. c4 { 63 } 9... Nc6 { 7 } 10. Nc3 { 320 C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves. } 10... Nxc3 { 73 } 11. bxc3 { 15 } 11... Bxd3 { 16 } 12. Qxd3 { 8 White has an edge. } 12... dxc4 { 20 } 13. Qxc4 { 17 } 13... Qd7 { 75 } 14. Rb1 { 123 } 14... Rab8 $146 { 238 [#] } (14... b6 { and Black has nothing to worry. } 15. Qb5 Rad8 16. Bf4 Bd6 17. Bxd6 Qxd6 18. Re2 Qd5 19. Qa4 Rfe8 20. Rbe1 Rxe2 21. Rxe2 { ½-½ Maurizzi,M (2614)-Makkar,R (2418) Reykjavik op 2026 (8) }) 15. d5! $18 { 105 } 15... Nd8 { 122 } (15... Na5 $16 16. Qb5 Qxb5 17. Rxb5 Bf6) 16. Ne5 { 19 } 16... Qc8 { 303 Black is weak on the light squares } 17. Qa4 { 203 Nd7! is the strong threat. } 17... Bd6? { 985 } (17... Bc5 18. Be3 b5 19. Rxb5 Bxe3) 18. Nc4? { 496 } (18. Nd7 $18 b5 19. Nxf8 (19. Qxa7? Ra8 $19 { Skewer })) 18... Qf5 $14 { 309 } 19. Qb3 { 661 } (19. Qxa7 Nc6 (19... Qxb1 20. Qxb8 Nc6 21. Nd2) 20. Nxd6 (20. dxc6? Qxb1 21. g3 bxc6 $19) 20... Qxb1 21. dxc6 cxd6 22. cxb7 (22. c7? Rbc8 $19) 22... Rxb7 $19 (22... Qxb7 23. Qxb7 Rxb7 24. Ba3 $17)) (19. Ba3 $14 Bxa3 20. Ne3 (20. Qxa3 Qxd5 21. Ne5 Re8) (20. Qxa7 Ne6 $15 { Back Rank })) 19... Qxd5 { 89 } 20. Nxd6 { 21 } (20. Be3) 20... Qxd6 $15 { 88 } 21. Ba3 { 650 Prevents b6 } 21... c5 { 31 } 22. Rbd1 { 20 } 22... Qc6 { 90 } 23. Re7 { 106 } (23. Bc1 $17) 23... Ne6 $19 { 510 } 24. Rdd7 { 125 } (24. g3 { keeps fighting. }) 24... Qe4? { 476 [#] } (24... Rbd8 $19 25. Rd1 (25. Qxb7? { too greedy. } 25... Qxb7 26. h4 Rxd7 $19) (25. Rxb7? Nf4 $19) 25... Nf4) 25. Qd1 { 214 } 25... Rbd8? { 132 } (25... Qc4 $17 { stays on course. } 26. Qb3 Qe2) 26. Rxd8 { 23 Pin. What a bad dream for Black. Weighted Error Value: White=0.56/Black=0.86 Loses game: --- Black=1 Missed win: White=1 Black=1 Mistake: White=4 Black=3 Inaccurate: White=2 --- OK: --- Black=7 Best: White=2 Black=2 Strong: White=1 --- } 1-0