Author: Uri Blass
Date: 00:06:36 09/01/01
New position r3qb1k/1b4p1/p2pr2p/3n4/Pnp1N1N1/6RP/1B3PP1/1B1QR1K1 w - - 0 1 Analysis by Deep Fritz: 1.Qxd5-- -+ (-3.91) Depth: 1/3 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4! ³ (-0.59) Depth: 1/10 00:00:00 1.Bd4-- µ (-0.94) Depth: 2/10 00:00:00 1.Bd4-- µ (-0.94) Depth: 2/10 00:00:00 1.Bc2! µ (-0.87) Depth: 2/10 00:00:00 1.Bc2-- µ (-1.19) Depth: 3/6 00:00:00 1.Bc2-- Nb6 2.Rge3 Nxc2 -+ (-1.53) Depth: 3/16 00:00:00 2kN 1.Bd4! -+ (-1.50) Depth: 3/16 00:00:00 2kN 1.Bd4! Rc8 2.a5 µ (-0.91) Depth: 3/16 00:00:00 3kN 1.Bd4 Rc8 2.Bc2 Nxc2 3.Qxc2 µ (-1.03) Depth: 4/14 00:00:00 5kN 1.Bd4 Rc8 2.Rf3 c3 3.Bc2 Nxc2 µ (-1.03) Depth: 5/17 00:00:00 24kN 1.Qd4! µ (-1.00) Depth: 5/17 00:00:00 29kN 1.Qd4 Rc8 2.a5 Nf4 3.Rc3 Nbd3 µ (-1.12) Depth: 6/20 00:00:00 58kN 1.Qd4 Rc8 2.Ne3 Nxe3 3.Rexe3 Qf7 4.Bc3 d5 µ (-0.84) Depth: 7/23 00:00:04 353kN 1.Qd4 Rc8 2.Ne3 Nxe3 3.Rexe3 Qf7 4.Rgf3 Qd7 5.Rc3 µ (-0.81) Depth: 8/27 00:00:07 941kN 1.Qd4 c3 2.Bxc3 Nxc3 3.Qxb4 Nxe4 4.Qxb7 Rb8 5.Qxb8 Qxb8 µ (-0.91) Depth: 9/28 00:00:10 2487kN 1.Qd4 c3 2.Bxc3 Nxc3 3.Qxb4 Nxe4 4.Qxb7 Rb8 5.Qxb8 Qxb8 6.Bxe4 µ (-0.91) Depth: 10/31 00:00:14 5648kN 1.Qd4-- µ (-1.22) Depth: 11/34 00:00:24 13174kN 1.Qd4-- c3 2.Rxc3 Nxc3 3.Bxc3 d5 4.Bxb4 Qxa4 5.Nxh6 Bxb4 6.Nf5 µ (-1.34) Depth: 11/34 00:00:31 17795kN 1.Qd4-- -+ (-1.66) Depth: 12/35 00:01:38 67359kN 1.Qd4-- c3 2.Rxc3 Nxc3 3.Bxc3 d5 4.Re3 dxe4 5.Bxb4 Qxa4 6.Bxe4 Qxb4 -+ (-1.94) Depth: 12/35 00:01:55 79245kN 1.Bd4! -+ (-1.91) Depth: 12/35 00:02:07 87845kN 1.Bd4! Nd3 2.Bxd3 cxd3 3.Qd2 Qxa4 4.Rxd3 Nb4 5.Ra1 Qxa1+ 6.Bxa1 Nxd3 -+ (-1.75) Depth: 12/36 00:02:30 104785kN 1.Rf3! -+ (-1.72) Depth: 12/36 00:03:11 135353kN 1.Rf3! c3 2.Rxf8+ Qxf8 3.Nxc3 Rxe1+ 4.Qxe1 Re8 5.Qd1 Qf4 6.Nxd5 Bxd5 -+ (-1.69) Depth: 12/36 00:03:24 144365kN 1.Ne3! -+ (-1.66) Depth: 12/36 00:05:40 245445kN 1.Nxh6! -+ (-1.62) Depth: 12/36 00:06:48 295901kN 1.Nxh6! c3 2.Bxc3 Nxc3 3.Rxc3 Bxe4 4.Rxe4 Rxe4 5.Nf7+ Kg8 6.Bxe4 -+ (-1.56) Depth: 12/36 00:07:23 322168kN 1.Nxh6 c3 2.Kf1 Rxh6 3.Nxc3 Qf7 4.Bg6 -+ (-1.56) Depth: 13/37 00:09:02 396132kN 1.Ne3! -+ (-1.53) Depth: 13/37 00:10:09 446456kN 1.Ne3! Rxe4 2.Bxe4 Qxe4 3.Nxd5 Qxd5 4.Qc1 Qf7 5.Qxh6+ Kg8 6.Bf6 Nd5 µ (-1.37) Depth: 13/37 00:10:47 475184kN 1.Ne3 Rxe4 2.Bxe4 Qxe4 3.Nxd5 Qxd5 4.Qc1 Qf7 5.Qxh6+ Kg8 6.Bf6 Nd5 -+ (-1.50) Depth: 14/38 00:17:06 720723kN 1.Nxh6! -+ (-1.47) Depth: 14/39 00:22:34 973498kN 1.Nxh6! c3 2.Nf5 cxb2 3.Qg4 Qf7 4.Re2 Qc7 5.Qh5+ Rh6 6.Nxh6 gxh6 µ (-1.28) Depth: 14/39 00:25:06 1084409kN (blass, tel-aviv 31.08.2001) I stopped it after 30 minutes of search. New position r4rk1/pp1n1p1p/1nqP2p1/2b1P1B1/4NQ2/1B3P2/PP2K2P/2R5 w - - 0 1 Analysis by Deep Fritz: 1.Nxc5! -+ (-2.69) Depth: 1/5 00:00:00 1.Nxc5 Nxc5 2.Kd1 -+ (-2.56) Depth: 2/14 00:00:00 1.Nxc5 Nxc5 2.Kd1 Rac8 -+ (-2.75) Depth: 3/13 00:00:00 1kN 1.Nxc5 Nxc5 2.a4 Nd5 3.Qg3 -+ (-2.91) Depth: 4/16 00:00:00 7kN 1.Ke1! -+ (-2.87) Depth: 4/17 00:00:00 14kN 1.Kd1! -+ (-2.84) Depth: 4/18 00:00:00 16kN 1.Be7! -+ (-2.81) Depth: 4/20 00:00:00 26kN 1.Be7 Qb5+ 2.Ke1 Bb4+ 3.Kf2 Nxe5 4.Nf6+ Kh8 5.Bxf8 -+ (-2.84) Depth: 5/22 00:00:00 45kN 1.Bh6! -+ (-2.81) Depth: 5/25 00:00:00 95kN 1.Bh6! Qb5+ 2.Kd1 Qf1+ 3.Kc2 Qe2+ 4.Qd2 Qxf3 5.Nxc5 -+ (-2.34) Depth: 5/25 00:00:00 106kN 1.Bh6 Qb5+ 2.Kd1 Qf1+ 3.Kc2 Qe2+ 4.Qd2 Qxf3 5.Nxc5 Nxc5 6.Bxf8 -+ (-2.34) Depth: 6/24 00:00:00 141kN 1.Bh6 Qb5+ 2.Kd1 Qf1+ 3.Kc2 Qe2+ 4.Qd2 Qxf3 5.Nxc5 Nxc5 6.Bxf8 Qe4+ -+ (-2.44) Depth: 7/29 00:00:00 345kN 1.Bh6 Qb5+ 2.Kd1 Bb4 3.Bxf8 Rxf8 4.Rc7 Nxe5 5.Qf6 -+ (-2.56) Depth: 8/31 00:00:01 942kN 1.Bh6 Qb5+ 2.Kd1 Bb4 3.Bxf8 Rxf8 4.Rc7 Nxe5 5.Rxb7 Qd3+ 6.Kc1 Bxd6 -+ (-2.62) Depth: 9/30 00:00:03 2900kN 1.Ke1! -+ (-2.59) Depth: 9/30 00:00:06 4739kN 1.Ke1! Qb5 2.Bf6 Bb4+ 3.Kf2 Nc5 4.Qh6 Nxe4+ 5.fxe4 Bc5+ 6.Ke1 Qb4+ -+ (-2.56) Depth: 9/32 00:00:07 5478kN 1.Bf6! -+ (-2.53) Depth: 9/33 00:00:10 8057kN 1.Bf6! Qb5+ 2.Ke1 Bb4+ 3.Kf2 Nc5 4.Nxc5 Bxc5+ 5.Kg3 Nd7 6.Qa4 Qxa4 -+ (-2.00) Depth: 9/33 00:00:14 10357kN 1.Bf6! -+ (-1.69) Depth: 10/35 00:00:21 15467kN 1.Bf6! Qb5+ 2.Ke1 Bb4+ 3.Kf2 Nxf6 4.Nxf6+ Kg7 5.Nh5+ Kg8 6.Nf6+ Kg7 = (0.00) Depth: 10/36 00:00:34 24407kN 1.Bf6 Qb5+ 2.Ke1 Bb4+ 3.Kf2 Nxf6 4.Nxf6+ Kg7 5.Nh5+ Kg8 6.Nf6+ Kg7 = (0.00) Depth: 11/36 00:00:52 37302kN 1.Bf6 Qb5+ 2.Ke1 Nxf6 3.Nxf6+ Kg7 4.Nh5+ gxh5 5.Qf6+ Kg8 6.Qg5+ Kh8 = (0.00) Depth: 12/38 00:01:37 70407kN 1.Bf6 Qb5+ 2.Ke1 Nxf6 3.Nxf6+ Kg7 4.Nh5+ gxh5 5.Qf6+ Kg8 6.Qg5+ Kh8 = (0.00) Depth: 13/42 00:03:40 160184kN 1.Bf6 Qb5+ 2.Ke1 Nxf6 3.Nxf6+ Kg7 4.Nh5+ gxh5 5.Qf6+ Kg8 6.Qg5+ Kh8 = (0.00) Depth: 14/42 00:08:18 361371kN 1.Bf6 Qb5+ 2.Ke1 Nxf6 3.Nxf6+ Kg7 4.Nh5+ gxh5 5.Qf6+ Kg8 6.Qg5+ Kh8 = (0.00) Depth: 15/45 00:23:02 858032kN 1.Bf6 Qb5+ 2.Ke1 Nxf6 3.Nxf6+ Kg7 4.Nh5+ gxh5 5.Qf6+ Kg8 6.Qg5+ Kh8 = (0.00) Depth: 16/46 00:58:08 2202882kN 1.Rxc5! = (-0.12) Depth: 16/47 01:24:52 3194479kN 1.Rxc5! Qxc5 2.Nxc5 Nxc5 3.Bh6 Nxb3 4.axb3 Nd7 5.Bxf8 Rxf8 6.Qe4 b6 +- (2.88) Depth: 16/47 01:31:32 3406222kN 1.Rxc5-- +- (2.56) Depth: 17/46 01:37:46 3618726kN 1.Rxc5-- +- (2.56) Depth: 17/47 01:46:03 3887272kN 1.Rxc5! +- (2.88) Depth: 18/47 02:29:13 5333982kN 1.Rxc5! Qxc5 2.Nxc5 Nxc5 3.Bh6 Nxb3 4.axb3 Nd7 5.Bxf8 Rxf8 6.Qe4 b6 +- (3.00) Depth: 18/48 02:55:01 6197066kN 1.Rxc5 Qxc5 2.Nxc5 Nxc5 3.Bh6 Nxb3 4.axb3 Nd7 5.Bxf8 Rxf8 6.Qd4 b6 +- (3.09) Depth: 19/49 04:38:34 9702846kN (blass, tel-aviv 31.08.2001) New position r1b1kb1r/1p1n1ppp/p2ppn2/6BB/2qNP3/2N5/PPP2PPP/R2Q1RK1 w kq - 0 1 Analysis by Deep Fritz: 1.Bxf6 Nxf6 ² (0.31) Depth: 1/3 00:00:00 1.Be2 Qb4 2.Rb1 e5 3.Bxf6 Nxf6 ² (0.66) Depth: 5/13 00:00:00 7kN 1.Be2 Qb4 2.Rb1 e5 3.Bxf6 Nxf6 ² (0.66) Depth: 5/13 00:00:00 7kN 1.Be2 Qb4 2.Rb1 e5 3.Bxf6 Nxf6 ² (0.66) Depth: 5/13 00:00:00 7kN 1.Be2 Qb4 2.Rb1 e5 3.Bxf6 Nxf6 ² (0.66) Depth: 5/13 00:00:00 7kN 1.Be2 Qb4 2.Rb1 e5 3.Bxf6 Nxf6 ² (0.66) Depth: 5/13 00:00:00 7kN 1.Be2 Qc7 2.Qd2 Be7 3.Rfd1 0-0 ² (0.69) Depth: 6/19 00:00:00 38kN 1.Be2 Qc7 2.Qd2 Be7 3.Rfd1 Nc5 4.Bf3 ² (0.69) Depth: 7/19 00:00:00 81kN 1.Be2 Qc7 2.Be3 Be7 3.f4 0-0 4.f5 Nc5 ² (0.63) Depth: 8/23 00:00:00 197kN 1.Be2 Qc7 2.Qd2 Be7 3.Rfd1 Nc5 4.Bf3 0-0 5.Be3 ² (0.63) Depth: 9/27 00:00:01 607kN 1.Be2 Qc7 2.Re1 b6 3.Bh5 Nxh5 4.Qxh5 Ne5 5.Rad1 Nc4 6.b4 ² (0.53) Depth: 10/31 00:00:03 2298kN 1.Be2 Qc7 2.Qd2 b5 3.a3 Bb7 4.Bd3 d5 5.exd5 Nxd5 6.Nxd5 Bxd5 ² (0.56) Depth: 11/35 00:00:09 5672kN 1.Be2 Qc7 2.Re1 Be7 3.Nf3 Nc5 4.Bd3 0-0 5.Rc1 e5 6.Bxf6 Bxf6 ² (0.47) Depth: 12/40 00:00:24 14914kN 1.Be2 Qc7 2.Re1 Be7 3.a4 0-0 4.a5 Nc5 5.f3 Bd7 6.f4 Rac8 ² (0.47) Depth: 13/36 00:00:58 37201kN 1.Be2 Qc7 2.a4 b6 3.Bh5 Nxh5 4.Qxh5 Ne5 5.Rfd1 Nc4 6.Ra2 g6 ² (0.47) Depth: 14/39 00:04:04 156935kN 1.Be2 Qc7 2.a4 b6 3.Bh5 Nxh5 4.Qxh5 Ne5 5.Rfd1 Nc4 6.Ra2 Bd7 ² (0.41) Depth: 15/37 00:07:27 292695kN 1.Bf3! ² (0.44) Depth: 15/39 00:11:07 430472kN 1.Bf3 Be7 2.Qd2 Rb8 3.a3 b5 4.Rfd1 Qc7 5.b4 Ne5 6.Be2 Bb7 ² (0.38) Depth: 16/43 00:31:03 1060753kN 1.Nxe6! ² (0.41) Depth: 16/43 00:49:03 1789893kN 1.Nxe6! Qxe6 2.Nd5 Kd8 3.Bg4 Qe5 4.f4 Qxb2 5.Bxd7 Bxd7 6.Rb1 Qxa2 ² (0.66) Depth: 16/43 00:54:29 1961696kN 1.Nxe6 Qxe6 2.Nd5 Kd8 3.Bg4 Qe5 4.f4 Qxb2 5.Bxd7 Bxd7 6.Rb1 Qxa2 ± (0.81) Depth: 17/42 01:07:42 2373560kN (blass, tel-aviv 01.09.2001) I stopped it after 85 minutes of search New position r1b2rk1/1p1nbppp/pq1p4/3B4/P2NP3/2N1p3/1PP3PP/R2Q1R1K w - - 0 1 Analysis by Deep Fritz: 1.Rxf7-- -+ (-1.56) Depth: 1/5 00:00:00 1.Rxf7-- Rxf7 -+ (-2.78) Depth: 1/5 00:00:00 1.Nf5! -+ (-2.09) Depth: 1/5 00:00:00 1.Nf5! ³ (-0.31) Depth: 1/5 00:00:00 1.Nf5-- µ (-0.75) Depth: 2/5 00:00:00 1.Nf5-- µ (-0.75) Depth: 2/5 00:00:00 1.Qd3! ³ (-0.69) Depth: 2/9 00:00:00 1.Qd3! Ne5 ³ (-0.62) Depth: 2/9 00:00:00 1.Qd3 Bf6 2.Nce2 Qxb2 µ (-0.75) Depth: 3/10 00:00:00 1.Ra2! µ (-0.72) Depth: 3/17 00:00:00 1kN 1.Ra2! Bf6 2.Nde2 ³ (-0.59) Depth: 3/17 00:00:00 1kN 1.Ra2 Bf6 2.Nde2 Re8 µ (-0.78) Depth: 4/10 00:00:00 1kN 1.Qd3! µ (-0.75) Depth: 4/10 00:00:00 2kN 1.Nb3! µ (-0.72) Depth: 4/18 00:00:00 6kN 1.Nb3! Ne5 2.a5 Qc7 ³ (-0.69) Depth: 4/18 00:00:00 6kN 1.Nb3 Bf6 2.a5 Qb4 3.Ra4 ³ (-0.69) Depth: 5/13 00:00:00 10kN 1.Nf5! ³ (-0.66) Depth: 5/18 00:00:00 14kN 1.Nf5! Bf6 2.Rb1 Qb4 3.Ne2 ³ (-0.56) Depth: 5/23 00:00:00 15kN 1.Nf5 Bf6 2.Ra3 e2 3.Nxe2 Qxb2 ³ (-0.56) Depth: 6/23 00:00:00 43kN 1.Nf5 Bf6 2.Ra3 Qxb2 3.Rb3 e2 4.Nxe2 ³ (-0.44) Depth: 7/23 00:00:00 109kN 1.Nf5 Bf6 2.Ra3 Nc5 3.Nh6+ gxh6 4.Rxf6 Qxb2 ³ (-0.41) Depth: 8/25 00:00:00 305kN 1.Bb3! ³ (-0.37) Depth: 8/25 00:00:01 629kN 1.Bb3! Bg5 2.a5 Qd8 3.Nf5 Nc5 = (-0.19) Depth: 8/27 00:00:01 805kN 1.Bb3 Bg5 2.a5 Qd8 3.Nf5 Nc5 4.Bd5 Bxf5 5.Rxf5 Rc8 = (0.00) Depth: 9/25 00:00:02 1206kN 1.Bb3 Bg5 2.a5 Qd8 3.Nf5 Nc5 4.Nxd6 Nxb3 5.cxb3 Be6 6.e5 = (-0.22) Depth: 10/28 00:00:03 2192kN 1.Nf5! = (-0.19) Depth: 10/29 00:00:04 2661kN 1.Nf5! Bg5 2.Nxd6 Ne5 3.Nxc8 Raxc8 4.Ra2 Rfd8 5.Qe2 Bf6 = (-0.09) Depth: 10/29 00:00:06 4148kN 1.Nf5 Bg5 2.Nxd6 Ne5 3.Nxc8 Raxc8 4.Ra3 Qc7 5.Qe2 Rfd8 6.Rb3 Rb8 = (0.00) Depth: 11/32 00:00:13 8841kN 1.Nf5 Bg5 2.Nxd6 Ne5 3.Nxc8 Raxc8 4.Ra3 Qc7 5.Qe2 Rce8 6.Rb3 Nc6 = (0.03) Depth: 12/32 00:00:30 20508kN 1.Nf5 Bg5 2.Nxd6 Ne5 3.Qh5 Qxd6 4.Qxg5 Ng4 5.Qh5 Nf2+ 6.Kg1 Bg4 = (-0.12) Depth: 13/36 00:01:33 65388kN 1.Bb3! = (-0.09) Depth: 13/36 00:02:04 86743kN 1.Bb3 Bf6 2.Nd5 Qd8 3.Nxe3 Nc5 4.Bd5 Re8 5.Rf4 g5 6.Rf3 Nxe4 = (-0.19) Depth: 14/35 00:04:59 210715kN 1.Nf5! = (0.00) Depth: 14/37 00:06:37 280794kN 1.Rxf7! = (-0.12) Depth: 14/39 00:12:35 531702kN 1.Rxf7! Rxf7 2.Bxf7+ Kh8 3.Nd5 Qxb2 4.Nxe7 Nf6 5.Rb1 Nxe4 6.Rxb2 Nf2+ ± (1.06) Depth: 14/39 00:18:54 796765kN 1.Rxf7-- ± (0.75) Depth: 15/38 00:19:41 832860kN 1.Rxf7-- Rxf7 2.Bxf7+ Kxf7 3.Nd5 e2 4.Nxe2 Qd8 5.a5 Ne5 6.Qd4 Bg4 -+ (-1.44) Depth: 15/42 00:23:00 954728kN 1.Nf5! -+ (-1.41) Depth: 15/42 00:23:53 982596kN 1.Nf5! Bg5 2.Bb3 Ne5 3.a5 Qc7 4.Qxd6 Qxd6 5.Nxd6 Bh4 6.g3 Be7 = (-0.12) Depth: 15/42 00:34:26 1318146kN 1.Bb3! = (-0.09) Depth: 15/42 00:36:48 1417843kN 1.Bb3! Bf6 2.Nd5 Qd8 3.c3 Be5 4.Nxe3 Qh4 5.Nf3 Qxe4 6.Nxe5 dxe5 = (0.06) Depth: 15/43 00:41:18 1603140kN 1.Bb3 Bf6 2.Nd5 Qd8 3.Nxe3 Be5 4.Bd5 Nf6 5.Qd3 Qb6 6.Nb3 Qc7 = (0.03) Depth: 16/39 00:52:47 2074050kN 1.Bb3 Nf6 2.Qd3 Qc5 3.Nd5 Nxd5 4.Bxd5 Bg5 5.c3 Rb8 6.Nf5 Be6 = (0.13) Depth: 17/43 01:53:01 4187936kN (blass, tel-aviv 01.09.2001) The claim that the position is the easiest position of the nolot test does not seem convincing Deep Fritz has the illusion of solving it at depth 15 but it did not solve it. Even after Rxf7 Rxf7 Bxf7+ Kxf7 Deep Fritz has problems to see a positive score and cannot see positive score at depth 15. Uri
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