1.e4 e6 2.d4 d5 3.Be3 dxe4 4.f3 exf3 5.Nxf3 Nf6 6.Nbd2 [ 6.Bd3 Nbd7 a) 6...Bd6 7.0-0 0-0 8.Nbd2 (a) 8.c4 Nc6 9.Nbd2 Ng4 10.Bxh7+ Kh8 11.Ng5 Bxh2+ 12.Kh1 e5 13.Rxf7 exd4 14.Qf3 Re8 15.Rf1 Bd7 16.Rxg7 Kxg7 17.Qf7+ Kh8 18.Qh5 Kg7 19.Qg6+ 1-0 Diemer EJ-Von Freytag/Tuebingen 1954/FatBase 98 (19)) 8...c6 9.Ng5 h6 10.Nde4 hxg5 11.Nxf6+ gxf6 12.Qh5 Re8 13.Bxg5 1-0 Krejcik-Magyar/1108 Vienna 1909/FatBase 98 (13); b) 6...Be7 7.h4 Ng4 8.Bg5 Qd6 9.Rh3 e5 10.Nxe5 Nxe5 11.dxe5 Qxe5+ 12.Re3 Qa5+ 13.b4 Qxb4+ 14.c3 Qb2 15.Bb5+ Nc6 16.Rxe7+ Kf8 17.Qd8+ 1-0 Diemer,E-Otto,A/Munich 1954/FatBase 98 (17); 7.Nbd2 ( 7.0-0 c5 8.c3 Be7 9.Ne5 cxd4 10.cxd4 0-0 11.Nc3 Nb6 12.Rf3 Nbd5 13.Rh3 g6 14.Bh6 Re8 15.Qd2 a6 16.Rf1 Nb4 17.Bxg6 fxg6 18.Bg7 Nc6 19.Nxc6 bxc6 20.Qh6 Nh5 21.Rxh5 1-0 Diemer-Illig/cr 1954/FatBase 98 (21) 21...gxh5 22.Be5 Bf8 23.Rxf8+ 1-0 Diemer,E-Illig/cr 1954/FatBase 98 (23)) 7...b6 8.0-0 Bb7 9.c3 Bd6 10.Nc4 Be7 11.Qe1 c5 12.Rd1 b5 13.Nce5 c4 14.Nxf7 Kxf7 15.Ng5+ Kg8 16.Nxe6 Qb6 17.Bf5 Nf8 18.d5 Qd6 19.Bc5 Qxc5+ 20.Nxc5 Bxc5+ 21.Kh1 Re8 22.Be6+ Nxe6 23.dxe6 Bd5 24.Rxf6 Bxg2+ 25.Kxg2 gxf6 26.Rd7 Kf8 27.Rf7+ 1-0 Glasscoe,A-Howard/Berkeley 1985/FatBase 98 (27)] 6...Bd7 7.Bd3 c5 8.0-0 Nc6 9.c3 [ 9.Nb3 Ng4 10.Bg5 Be7 11.Bxe7 Qxe7 12.Qe2 cxd4 13.Nfxd4; 9.Ne4 cxd4 10.Nxf6+ gxf6 ( 10...Qxf6? 11.Bg5) 11.Nxd4; 9.dxc5 Qc7 10.c3 Ng4 11.Qe2 Be7 12.b4 0-0] 9...Qc7 10.Ne4 Nxe4 11.Bxe4 h6 12.dxc5 a5 13.Nd4! Bxc5 14.Qh5 Bd6? [ 14...Nd8 15.Qg4 ( 15.Bf4 Qb6) 15...Qe5 16.Rae1 0-0 17.Bb1 ( 17.Bxh6 f5 18.Bxf5 exf5 19.Rxe5 fxg4 20.Rxc5 gxh6 21.Rc7; 17.Bc1 f5 18.Bxf5 Bxd4+ 19.cxd4 exf5; 17.Kh1 f5 18.Bxf5 exf5 19.Bxh6 fxg4 20.Rxe5 Rxf1#) 17...f5 18.Qh4 Qf6 19.Qg3; 14...Ne5? 15.Bf4; 14...0-0? 15.Qxc5] 15.Qxf7+ Kd8 16.Nxe6+ [ Fritz and Crafty claim 16.Nb5 Bxh2+ 17.Kh1 Qb8 constitutes a better plan for white. a) 17...Qe5 18.Rad1[] Nd4 19.Rxd4 Qxb5 20.Rfd1 Kc8 21.Rxd7; b) 17...Qg3 18.Rad1 Nb8 19.Bb6+ Qc7 (b) 19...Kc8 20.Qf8+ Rxf8 21.Rxf8+ Be8 22.Rxe8#) 20.Nxc7 Be5 (b) 20...Bxc7 21.Qf8+ Rxf8 22.Rxf8+ Ke7 23.Bc5+ Bd6 24.Bxd6#) 21.Nxe6+ Kc8 22.Qf8+ Rxf8 23.Rxf8+ Be8 24.Rxe8#; c) 17...Ne5 18.Qxg7 Re8 (c) 18...Bxb5 19.Rfd1+ Nd3 (c) 19...Bd7 20.Qxh8+ Ke7 21.Qxa8) 20.Qxh8+ Ke7 21.Qxa8) 19.Qf6+ Kc8 20.Nxc7; 18.Rad1 Ne5 19.Qf8+ Rxf8 20.Rxf8+ Ke7 21.Bc5+ Qd6 22.Bxd6# I think they might be right. Ooops.. Alan mentions this "cornucopia of riches" as well. {:)] 16...Bxe6 17.Qxe6 Re8[] 18.Qd5 Kc8 [ 18...Ne7 19.Qxb7] 19.Rf7 Qd8 [ 19...Re7 20.Bf5+ Kb8 21.Rf8+ Nd8 22.Qg8; 19...Bxh2+ 20.Kh1 Ne7 21.Qb5 Rh8 22.Raf1] 20.Rxb7?? (Glasscoe) [ "mate in 5" says Fritz and Crafty 20.Bf5+ Kb8 ( 20...Qd7 21.Qxd6 ( slower is 21.Bxd7+ Kc7 22.Bxc6+ ( 22.Bxe8+ Ne7 23.Rxe7+ Bxe7 24.Bf4+ Kb6 25.Qb5+ Ka7 26.Qxa5#) 22...Re7 23.Rxe7+ Kd8 ( 23...Bxe7 24.Qd7+ Kb8 25.Qxb7#) 24.Qxd6+ Kc8 25.Qc7#) 21...Ne5 a) 21...Rb8 22.Bxd7+ Kd8 23.Be6#; b) 21...Re7 22.Bxd7+ (b) 22.Rxe7) 22...Rxd7 23.Qxd7+ Kb8 24.Qxb7#; c) 21...Rd8 22.Bb6 Ne7 23.Qc7#; 22.Bxd7+ Nxd7 23.Qxd7+ Kb8 24.Qxb7#) 21.Rxb7+ Kxb7 22.Qb5+ Kc7 23.Qb6#] 20...Bxh2+ 21.Kxh2 [ 21.Kh1 Qxd5] 21...Qxd5 22.Bxd5 I would have played on. Two bishops and a pawn should be a match for a rook and a knight...however.. 22...Kxb7 1/2-1/2 Glasscoe,A-Shulman/San Francisco 1983/FatBase 98 (22) 23.Bc5 Re2 24.b4 Rd2 25.Be4 [ 25.Bf3 axb4 26.cxb4 Ra3 27.b5 Rxf3 28.bxc6+ Kxc6] 25...axb4 26.cxb4 Ra4 27.a3 Re2 28.Bf3 Re5 29.Bf2 Rf5 30.Bg3 Kb6 1/2-1/2