Author: José Carlos
Date: 00:48:15 09/21/01
In a recent post, GCP said there were only 2 unclear postions in the test: [D]rnb2rk1/pp2bppp/2p5/q7/4NN2/4B1QP/PPP3P1/2KR3R w - - Where the solution was Rd5. My program likes Nf5 and another poster confirmed it with Crafty. Here's my output: Averno v0.33 alfa (c) 1999-2001 Jose Carlos Martinez Galan Prof Eval Tiempo Nodos PV ---- ---- ------ --------- ------ 1 -3.62 0.01 60 e3a7 1 -3.36 0.01 68 ++ f4e2 1 -2.17 0.01 83 ++ f4e2 1 -2.17 0.02 83 f4e2 1 -2.16 0.02 109 ++ f4d3 1 -2.16 0.02 109 f4d3 1 -1.90 0.02 180 ++ e4c3 1 -1.14 0.02 191 ++ e4c3 1 -1.14 0.02 191 e4c3 1 -0.99 0.02 250 ++ e3d4 1 -0.99 0.02 250 e3d4 1 -0.99 0.02 277--e3d4 2 -0.75 0.02 544 e3d4 f7f6 2 -0.75 0.03 1041--e3d4 f7f6 3 -0.76 0.03 2031 e3d4 f7f6 c1b1 3 -0.76 0.03 3445--e3d4 f7f6 c1b1 4 -0.82 0.05 7068 e3d4 f7f6 g3b3 g8h8 4 -0.82 0.05 10457--e3d4 f7f6 g3b3 g8h8 5 -0.80 0.09 21918 e3d4 f7f6 g3b3 g8h8 f4e6 5 -0.80 0.13 38733--e3d4 f7f6 g3b3 g8h8 f4e6 6 -0.75 0.21 67564 e3d4 f7f6 g3b3 g8h8 f4e6 c8e6 6 -0.75 0.37 130022--e3d4 f7f6 g3b3 g8h8 f4e6 c8e6 7 -0.88 0.65 244040 e3d4 f7f6 g3b3 g8h8 f4e6 c8e6 b3e6 7 -0.62 2.25 898599 ++ f4d5 7 -0.47 2.45 983726 ++ f4d5 7 -0.47 2.45 983726 f4d5 c6d5 e3h6 g7g6 g3e5 e7g5 e4g5 7 -0.47 2.84 1174917--f4d5 c6d5 e3h6 g7g6 g3e5 e7g5 e4g5 8 -0.22 3.52 1459721 ++ f4d5 8 0.20 4.42 1888647 f4d5 c6d5 e3h6 g7g6 g3e5 f7f6 e5e7 f8d8 8 0.20 5.52 2485269--f4d5 c6d5 e3h6 g7g6 g3e5 f7f6 e5e7 f8d8 9 0.44 8.83 3985925 f4d5 c6d5 e3h6 g7g6 g3e5 e7g5 e4g5 f8d8 e4f6 9 0.44 13.63 6552531--f4d5 c6d5 e3h6 g7g6 g3e5 e7g5 e4g5 f8d8 - 10 0.69 18.26 8551329 ++ f4d5 10 1.13 33.42 15545914 f4d5 c6d5 e3h6 c8g4 g3g4 g7g6 h6f8 e7f8 g4g5 a5a2 10 1.13 52.23 25568647--f4d5 c6d5 e3h6 c8g4 g3g4 g7g6 h6f8 e7f8 g4g5 a5a2 11 1.22 113.53 54210948 f4d5 e7h4 e4f6 h4f6 d5f6 g8h8 g3d6 f8g8 f6g8 e7f6 g4b4 11 1.22 156.99 77456517--f4d5 e7h4 e4f6 h4f6 d5f6 g8h8 g3d6 f8g8 f6g8 - 12 1.47 275.44 127364848 ++ f4d5 12 1.47 283.09 130905479 f4d5 c6d5 e3g5 a5a2 d5c7 a2a1 c1d2 a1a5 d2d3 c8f5 e3d2 a5a2 ;Mi jugada (26) es: f4d5; Tiempo restante: 9999999580.03 Totales: Visitados: 195100005 Nulos: 14471431 Cortes Nulos: 7544928 Hash exactos: 111 UBounds: 370479 LBounds: 6153041 Fallos: 298487605 Hash grabaciones: 24941629 (100%) No grabaciones: 19868735 Extensiones: Jaque: 7837812 Recaptura: 724570 Null: 187484 Peon_7: 6446 Cortes Beta: 17678118 Cortes Beta Primera: 16196690 (91%) Podas Futility: 20474449 Por segundo: Visitados: 465659 [D]4r2k/pppb2pp/2np2q1/3B4/2P2P2/1PB1R1P1/PQ5P/6K1 w - - 0 1 Now, the solution seems to be f5, which my program agrees, but other posters have claimed that Rxe8 is a simple transposition. My output: Averno v0.33 alfa (c) 1999-2001 Jose Carlos Martinez Galan Prof Eval Tiempo Nodos PV ---- ---- ------ --------- ------ 1 0.32 0.02 70 e3e8 1 0.32 0.02 170--e3e8 2 0.57 0.02 280 ++ e3e8 2 0.58 0.02 331 e3e8 d7e8 2 0.58 0.03 2560--e3e8 d7e8 3 0.47 0.03 3618 e3e8 d7e8 g1h1 3 0.50 0.04 5693 ++ f4f5 3 0.50 0.04 5693 f4f5 g6h6 e3e8 3 0.50 0.04 7429--f4f5 g6h6 e3e8 4 0.26 0.07 15654 f4f5 g6g4 e3e8 d7e8 4 0.52 0.07 16273 ++ e3e8 4 0.52 0.07 17853 ++ e3e8 4 0.52 0.07 17853 e3e8 d7e8 e3e8 d7e8 4 0.52 0.08 21517--e3e8 d7e8 - 5 0.48 0.10 26958 e3e8 d7e8 g1h1 g6h6 f4f5 5 0.55 0.12 36751 ++ f4f5 5 0.55 0.13 36751 f4f5 g6g4 d5f3 g4g5 e3e8 5 0.55 0.16 49790--f4f5 g6g4 d5f3 g4g5 e3e8 6 0.80 0.19 61849 ++ f4f5 6 1.30 0.21 73840 f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 6 1.30 0.24 88532--f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 7 1.30 0.29 117254 f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 7 1.30 0.44 194283--f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 8 1.30 0.69 332916 f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 8 1.30 0.77 389233--f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 9 1.55 0.89 463492 ++ f4f5 9 2.78 1.33 706144 f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 d5c6 9 2.78 1.59 883977--f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 d5c6 10 2.85 2.37 1321891 f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 d5c6 h8g8 10 2.85 2.93 1693268--f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 d5c6 h8g8 11 2.81 5.55 3015101 f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 d5c6 e8f7 c6b7 11 2.81 8.04 4452636--f4f5 g6g4 e3e8 d7e8 c3g7 g4g7 f5f6 g7f8 d5c6 e8f7 c6b7 12 2.86 18.28 9655423 f4f5 g6g4 c3g7 g4g7 c3g7 g4g7 f5f6 g7f8 d5c6 h8g8 c6b7 f8h6 12 2.86 22.46 12241934--f4f5 g6g4 c3g7 g4g7 - 13 2.96 59.17 29073521 f4f5 g6g4 c3g7 g4g7 f5f6 g7f8 f6f7 c6e5 f7e8Q f8e8 d5b7 e8b8 b7e4 13 2.96 69.37 35176147--f4f5 g6g4 c3g7 g4g7 f5f6 g7f8 f6f7 c6e5 f7e8Q f8e8 d5b7 e8b8 b7e4 14 2.90 114.52 58046499 f4f5 g6g4 c3g7 g4g7 f5f6 g7f8 f6f7 c6e5 f7e8Q f8e8 b2f2 e8e7 d5b7 e7g7 14 2.90 159.50 81733314--f4f5 g6g4 c3g7 g4g7 f5f6 g7f8 f6f7 c6e5 f7e8Q f8e8 b2f2 e8e7 d5b7 e7g7 ;Mi jugada (26) es: f4f5; Tiempo restante: 9999999142.06 Totales: Visitados: 104200015 Nulos: 9365269 Cortes Nulos: 5244474 Hash exactos: 576 UBounds: 429959 LBounds: 7155604 Fallos: 155271203 Hash grabaciones: 16532399 (100%) No grabaciones: 11956739 Extensiones: Jaque: 3740635 Recaptura: 516496 Null: 135115 Peon_7: 233195 Cortes Beta: 10900086 Cortes Beta Primera: 9974393 (91%) Podas Futility: 12360771 Por segundo: Visitados: 121594 Anyone can confirm this? If the second has two equivalent solutions, it should be better removed from the test, IMO. José C.
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