If 34. Rgg7!?, then 35. Rxe7 Qxe7 36. Bxg7 Qxg7 37. Qb4= etc. Short vs Adams, 1988  (B17) Caro-Kann, Steinitz Variation, 50 moves, 1/2-1/2 47...Qg1! and 48...Ra8! Jobava vs Smirin, 2005  (E86) King's Indian, Samisch, Orthodox, 7.Nge2 c6, 48 moves, 1/2-1/2 34...Qxg1+!! B Kreiman vs L Christiansen, 2002  (C49) Four Knights, 37 moves, 1/2-1/2 32...Qc1+! J Stocek vs Smirin, 2005  (E84) King's Indian, Samisch, Panno Main line, 37 moves, 1/2-1/2 61. Rh7+! Janowski vs Gruenfeld, 1925  (A47) Queen's Indian, 66 moves, 1/2-1/2 30...fxe6! forces White to accept a perpetual check Svidler vs Kasimdzhanov, 2005  (B90) Sicilian, Najdorf, 34 moves, 1/2-1/2 40. Re2! appears to allow nothing more than a perpetual V Malakhatko vs S Bogner, 2007  (A48) King's Indian, 64 moves, 0-1 13. Nb3! defends and wins if Black misses a Perpetual V Malakhatko vs B Lalic, 2008  (D24) Queen's Gambit Accepted, 31 moves, 1-0 43. Bc7! Kasparov vs Tukmakov, 1982  (E12) Queen's Indian, 45 moves, 1/2-1/2 52...Bf6!! Ribli vs Romanishin, 1982  (D76) Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6, 54 moves, 1/2-1/2 29. Rxg6+! A Nickel vs A Lanc, 2005  (C92) Ruy Lopez, Closed, 29 moves, 1/2-1/2 28. Nc4! I Nataf vs Nakamura, 2008  (B94) Sicilian, Najdorf, 32 moves, 1/2-1/2 36...Bd7!! with the follow-up 38...Re1+! = A Braun vs S Siebrecht, 2005  (D46) Queen's Gambit Declined Semi-Slav, 40 moves, 1-0 36...Rxc3+! forces perpetual after 40. Ka5!, otherwise it mates W N Watson vs D Ciric, 1991  (B15) Caro-Kann, 44 moves, 0-1 45. g4!! forces a complex draw D Rajkovic vs Damljanovic, 1991  (E70) King's Indian, 50 moves, 1/2-1/2 38...Nxg4! Z Franco Ocampos vs A Safranska, 2000  (E92) King's Indian, 40 moves, 1-0 31...Ne2!! solves a Sunday puzzle and compels a perpetual Balashov vs A Greenfeld, 1985  (C92) Ruy Lopez, Closed, 34 moves, 1/2-1/2 35...Re7!? 36. Rxd5 Re1+ 37. kf2 Qf4+! = K Georgiev vs Lputian, 1985  (D58) Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst, 43 moves, 1/2-1/2 25. Rf5! sets up a perpetual in the game continuation Gufeld vs L Espig, 1980  (B82) Sicilian, Scheveningen, 28 moves, 1/2-1/2 35.Rc7+ Kd6 36.Rc6+!! solves a Sunday puzzle A Galliamova vs Korchnoi, 2001  (D37) Queen's Gambit Declined, 59 moves, 0-1 44. Bxf5!! forces the draw and solves a Saturday puzzle J E Littlewood vs A H Perkins, 1975  (B44) Sicilian, 47 moves, 1/2-1/2 28. Nf5+! solves a Saturday puzzle with a quick draw Speelman vs H Ree, 1978  (A21) English, 34 moves, 1/2-1/2 86. Qh3! avoids 86. Kg5? Qf4+ 87. Kh5 Qh2+ 87. Kg5? Qf4+ = G Moehring vs J Kaikamdzozov, 1978  (A56) Benoni Defense, 91 moves, 1-0 23 games