[Event "Palma de Mallorca"] [Site "?"] [Date "1974.??.??"] [Round "?"] [White "Petrosian, T."] [Black "Portisch, L."] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "From Position"] [TimeControl "-"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "3r2k1/p4pp1/1p2nq1p/3p4/3P3P/1P1Q1NP1/P4PK1/2R5 b - - 0 21"] [SetUp "1"] [Annotator "lichess.org"] 21... Qf4 22. gxf4 Nxf4+ 23. Kg3 Nxd3 24. Rc3 Nb4 25. a3 Na6 26. b4 Nb8 27. Rc7 a5 28. b5 Nd7 29. Kf4 h5 30. Ne5 Nf8 31. Rb7 f6 32. Nc6 Ng6+ 33. Kg3 Rd6 34. Rxb6 Re6 35. Rb8+ Nf8 36. Ra8 Re1 37. Nd8 Kh7 38. b6 Rb1 39. b7 Nd7 40. Rxa5 { Black resigns. } 1-0