15. Nc6!! E Book vs V Ingerslev, 1929  (C00) French Defense, 20 moves, 1-0 16...Nxd4!! P Potemkin vs Alekhine, 1912  (B20) Sicilian, 19 moves, 0-1 36...Ne2+! Bogoljubov vs M Monticelli, 1930  (E21) Nimzo-Indian, Three Knights, 39 moves, 0-1 7...Nxe5! B Rabar vs K Richter, 1941 (A51) Budapest Gambit, 52 moves, 0-1 13...Nh3+! Schlechter vs Janowski, 1896  (C65) Ruy Lopez, Berlin Defense, 34 moves, 0-1 50.Nf5!! Karpov vs Csom, 1977  (A16) English, 50 moves, 1-0 23.Nd4! I Rogers vs P Acs, 2003  (A22) English, 34 moves, 1-0 15.Nd6!? Spassky vs Bronstein, 1960  (C36) King's Gambit Accepted, Abbazia Defense, 23 moves, 1-0 11.Nd5!! Sadvakasov vs Kasimdzhanov, 1999  (B30) Sicilian, 29 moves, 1-0 19.Nxd4 G Jones vs J Gallagher, 2011  (B20) Sicilian, 31 moves, 1-0 30...Nh3! Suba vs Sax, 1992  (E49) Nimzo-Indian, 4.e3, Botvinnik System, 42 moves, 0-1 19.Ng5 F Cirabisi vs P W Svendsen, 2003  (C29) Vienna Gambit, 20 moves, 1-0 23...Nh5 J Durao vs Petrosian, 1977  (B93) Sicilian, Najdorf, 6.f4, 32 moves, 0-1 13 games