[Event "Cleveland Plain Dealer"] [Site "Cleveland"] [Date "1975.??.??"] [Round "4"] [White "Tarjan, James Edward"] [Black "Weinberger, Tibor"] [Result "0-1"] [Variant "Standard"] [ECO "C65"] [Opening "Ruy Lopez: Berlin Defense"] [StudyName "Tibor Weinberger (1932-2025)"] [ChapterName "Tarjan, James Edward - Weinberger, Tibor"] [ChapterURL "https://lichess.org/study/zRmsonJK/s7eHkrJn"] [Annotator "https://lichess.org/@/ChessLifeOnline"] [Orientation "white"] { [Annotations by JJ Lang] GM Jim Tarjan was 20 years Weinberger's junior, and this game was played a year before Tarjan earned the GM title. But he was already an IM, making it an impressive victory as Black for Weinberger. The game is a well-played Ruy Lopez, and, for our purposes, it's the endgame that is of note. } 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 Bc5 5. Bxc6 bxc6 6. d3 Qe7 7. O-O d6 8. Nbd2 Nh5 9. Nc4 Bg4 10. c3 Qf6 11. b4 Bb6 12. a4 a5 13. Be3 Nf4 14. Bxf4 Qxf4 15. Rfb1 axb4 16. Nxb6 cxb6 17. cxb4 f5 18. Qc2 O-O 19. Ne1 fxe4 20. dxe4 d5 21. exd5 Bf5 22. Nd3 Qd4 23. Rd1 cxd5 24. Qb2 Qxb2 25. Nxb2 Be6 26. a5 bxa5 27. bxa5 e4 28. Rd4 Kf7 29. f3 exf3 30. gxf3 Kg8 31. f4 Bf5 32. Kf2 Be4 33. Ke3 Ra6 34. Nd3 Rh6 35. a6 Rh3+ 36. Kd2 Rxh2+ { Weinberger has been applying pressure for some time thanks to the extra pawn. White's counterplay hinges on the a-pawn, so his next move makes sense: } 37. Kc3?? { Moving towards the passer loses on the spot! Instead, } (37. Ke3! { was necessary, and Black has nothing better than } 37... Rh3+ $10 { with a draw by repetition, as White's king cannot approach Black's rook due to the pressure on the d3-knight. }) 37... Rc8+ 38. Kb4 (38. Kb3 { is no different: } 38... Rh3 39. Rd1 Ra8 $19) 38... Bxd3! { The point! } 39. Rxd3 Rb2+ { White's king is forced onto the a-file, where it will interfere with the a1-rook's defense of the precious a-pawn. } 40. Ka3 (40. Ka5 { is equivalent: } 40... Rc5+ 41. Ka4 Rb6 $19) 40... Rb6 { The a-pawn falls, so White resigned. } 0-1