[Event "2025 National K-12 Grade Championship"] [Site "lichess.org"] [Date "2025.12.13"] [Round "2.20"] [White "Badrinarayanan, Ashwath"] [Black "Goodrich, Elliott"] [Result "0-1"] [WhiteElo "1739"] [BlackElo "2235"] [Annotator "Foisor,Sabina"] [Variant "Standard"] [ECO "?"] [Opening "?"] [StudyName "2025 National K-12 Grade Championships"] [ChapterName "(7th) Badrinarayanan, Ashwath - Goodrich, Elliott"] [ChapterURL "https://lichess.org/study/eJCWlgC8/rZgZiKR4"] [FEN "4r1k1/p5p1/5p1p/8/2pN1P2/P2b2PP/1P3K2/2R5 w - - 0 40"] [SetUp "1"] [Orientation "white"] { When we realize the pieces that need to be traded, we need to remind ourselves that we have to be sure the opponent will be forced to trade, or else, we can lose sight of other threats in the position. White left the b-pawn unprotected and got into a worse position after: } 40. Re1? (40. b4! { had to be played } 40... cxb3 (40... Re4 41. Nb5 Re2+ 42. Kf3 a6 43. Nc7) 41. Nxb3 Re2+ 42. Kf3 Ra2 43. Rc8+ Kh7 44. Nc1 { and White should be able to hold the resulting rook endgame } 44... Rxa3 45. Nxd3 Rxd3+ 46. Kg4 $10) (40. b3?? { Not this, because of the in-between move } 40... Re4! 41. Nc6 { followed by } 41... cxb3 42. Nxa7 { and now the b-pawn is unstoppable } 42... b2 $19) 40... Rb8 41. Nc6?? { The final mistake after which it is all over. } (41. Re7 { was the last chance } 41... Rxb2+ 42. Ke3 Rh2 43. h4 Rg2 44. Kf3 Rg1 45. Rxa7 { and likely this could end in a draw. }) 41... Rxb2+ 42. Kg1 c3 43. Nb4 Bg6 44. Rc1 c2 45. g4 Rb1 46. Na2 Bf7 { 0-1 Black wins. } 0-1