[Event "US Open - Invitationals"] [Site "Middleton, WI, United States"] [Date "2025.07.31"] [Round "6.5"] [White "Altucher, James"] [Black "Matros, Alexander"] [Result "0-1"] [WhiteElo "2061"] [WhiteTeam "USA"] [BlackElo "2363"] [BlackTeam "KAZ"] [Variant "Standard"] [Annotator "Foisor,Sabina"] [FEN "1r4k1/p1pn1ppp/2bp1q2/2p5/1rP1P1PP/2N1NP2/PP2Q3/2KR3R w - - 0 21"] [WhiteClock "0:37:22"] [BlackClock "0:43:23"] [ECO "?"] [Opening "?"] [StudyName "125th US Open Rds 1-4 and Invitationals"] [ChapterName "Altucher, James - Matros, Alexander"] [ChapterURL "https://lichess.org/study/foytapOs/wI1xvxDF"] [SetUp "1"] [Orientation "white"] { Remember to always double-check your opponent's threats and ideas. In this position, White defended the b2-pawn, with } 21. Rd2?? (21. g5 { But this could have held a bit longer, though the position is certainly inferior for White. } 21... Qe5 22. Ng4 Qf4+ 23. Qe3 Qxe3+ 24. Nxe3 Rxb2 $19) 21... Qxc3+! { He fell for this gorgeous tactic! } 22. Kb1 (22. bxc3 Rb1+ 23. Kc2 R8b2+ 24. Kd3 Ne5#) 22... Rxb2+ 23. Rxb2 Rxb2+ 24. Qxb2 Qxe3 25. Rf1 Qd3+ { 0-1 Black wins. } 0-1