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Subject: Re: Difficult test position

Author: Chris Conkie

Date: 02:40:06 09/30/05

Go up one level in this thread


[d] 8/p3P3/rp6/kp6/1p4PK/1P6/1P5p/4r2R w

Chest says this......

e8N Rg1 Kh5 Rf1 g5 Rg1 Kh6 Rf1 g6 Rg1 Kh7 Rf1 g7 Rg1 Kh8 Rf1 g8Q Rg1 Qg7 Rf1 Kh7
Rg1 Qg6 Rf1 Kh6 Rg1 Qg5 Rf1 Kh5 Rg1 Qg4 Rf1 Kh4 Rg1 Qg3 Rf1 Nd6 Rf4+ Kh3 Rh4+
Kg2 Rg4 Nb7+

More interesting is this......

Fruit 2.1:
  1/1	00:00	           2	0	+0.48	Rxe1
  2/5	00:00	         129	0	 0.00	Rxe1 h1Q+ Rxh1
  3/5	00:00	         181	0	 0.00	Rxe1 h1Q+ Rxh1
  4/6	00:00	         403	0	 0.00	Rxe1 h1Q+ Rxh1
  5/13	00:00	       1.134	0	 0.00	Rxe1 h1Q+ Rxh1
  6/13	00:00	       1.678	0	 0.00	Rxe1 h1Q+ Rxh1
  7/14	00:00	       2.493	0	 0.00	Rxe1 h1Q+ Rxh1
  7/17	00:00	       5.044	0	+0.14	e8N Rg1 Nd6 Rxg4+ Kh3 Rh4+ Kg2 Rg4+ Kf3 Rf4+
Kxf4
  8/21	00:00	      10.545	0	+1.35	e8N Rg1 Nd6 Rxg4+ Kh3 Rg3+ Kxh2 Rg2+ Kh3 Rg3+
Kh4 Rxb3 Ra1+ Ra3 bxa3
  9/22	00:00	      22.205	0	+1.35	e8N Rg1 Nd6 Rxg4+ Kh3 Rg3+ Kxh2 Rg2+ Kh3 Rg3+
Kh4 Rxb3 Ra1+ Ra3 bxa3
 10/24	00:00	      38.882	0	+1.54	e8N Rg1 Nd6 Rxg4+ Kh3 Rg3+ Kxh2 Rh3+ Kg2 Rg3+
Kf2 Rf3+ Ke2 Rxb3 Ra1+ Ra3 bxa3
 11/26	00:00	      65.208	0	+1.54	e8N Rg1 Nd6 Rxg4+ Kh3 Rg3+ Kxh2 Rh3+ Kg2 Rg3+
Kf2 Rf3+ Ke2 Re3+ Kd2 Rxb3 Ra1+ Ra3 bxa3
 12/29	00:00	     148.447	0	+0.70	e8N Rg1 Kh5 Re1 Nd6 Re5+ Kh4 Rh5+ Kg3 Rh3+ Kg2
Rxb3 Ra1+ Ra3 bxa3 b3 Kxh2
 13/31	00:00	     238.152	0	+0.66	e8N Rg1 Kh5 Re1 Nd6 Re5+ Kh4 Rh5+ Kg3 Rh3+ Kg2
Rxb3 Ra1+ Ra3 bxa3 b3 Kxh2 Ka4
 14/31	00:01	     381.058	0	+1.12	e8N Rg1 Kh5 Re1 Nd6 Re5+ Kh4 Rh5+ Kg3 Rh3+ Kg2
Rxb3 Ra1+ Ra3 bxa3 b3 Kxh2 Ka4 g5
 15/35	00:01	     804.917	708.583	 0.00	e8N Rg1 Kh5 Re1 Nd6 Re5+ Kh4 Rh5+ Kg3
Rh3+ Kg2 Rg3+ Kxh2 Rh3+ Kg2 Rg3+ Kf2 Rf3+ Kg2 Rg3+
 16/35	00:02	   1.142.018	711.037	+0.65	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 Kh7 Rd7+
Kg6 Rg7+ Kf6 Rg6+ Kf7 Rg7+ Ke6 Rg6+ Kd7 Rd6+ Ke7 Rd7+ Kxd7
 17/36	00:02	   1.506.153	745.156	+0.58	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 Kg6 Rd6+
Kh5 Rh6+ Kg4 Rh4+ Kf5 Rf4+ Kg6 Rf6+ Kh7 Rh6+ Kg7 Rg6+ Kf7 Rg7+ Nxg7
 18/37	00:03	   2.512.875	737.190	+6.84	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 g8Q Rg7+ Kh6 Rg6+ Kh5 Rg1 Rxg1 hxg1Q Qxg1
 19/38	00:04	   3.089.706	732.737	+6.82	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 g8Q Rg7+ Kh6 Rg6+ Kh5 Rg5+ Kh4 Rg4+ Kh3 Rg1 Rxg1 hxg1Q Qxg1
 20/41	00:05	   3.869.141	743.835	+6.82	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 g8Q Rg7+ Kh6 Rg6+ Kh5 Rg5+ Kh4 Rg4+ Kh3 Rg1 Rxg1 hxg1Q Qxg1
 21/52	00:11	   7.405.507	690.512	+9.70	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 Kh8 Re1 Nd6 Re8+ Kh7 Rh8+ Kg6 Rh6+ Kf7 Rf6+ Kg8 Rf8+ gxf8Q
 22/56	00:14	   9.999.581	727.120	+7.03	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 Kh8 Re1 g8Q Rg1 Qf7 Rg8+ Kh7 Rg7+ Kh6 Rg1 Rxh2
 23/61	00:21	  15.277.614	717.028	+7.09	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 Kh8 Re1 g8Q Rg1 Qf7 Rg8+ Kh7 Rg7+ Kh6 Rg6+ Kh5 Rg1 Rxh2
 24/61	01:03	  41.487.641	658.920	+10.52	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 Kh8 Re1 g8Q Rg1 Qg7 Re1 Nd6 Re8+ Kh7 Rh8+ Kg6 Rh6+ Kg5 Rg6+ Qxg6
 25/72	03:10	 123.162.350	647.680	+10.72	e8N Rg1 Kh5 Re1 g5 Rg1 Kh6 Rd1 g6 Rg1
Kh7 Re1 g7 Rg1 Kh8 Re1 g8Q Rg1 Qg7 Re1 Nd6 Re8+ Kh7 Rh8+ Kg6 Rh6+ Kg5 Rg6+ Kf4
Rf6+ Qxf6

Because there is also this......

FEN: 8/p3P3/rp6/kp6/1p4PK/1P6/1P5p/4r2R w - - 0 1

Zappa 1.0:
   1	00:00	          20	0	+0.35	Rxe1
   2	00:00	          30	0	+2.18	Rxe1 h1Q+ Rxh1
   2	00:00	         110	110.000	+2.18	Rxe1 h1Q+ Rxh1
   3	00:00	         219	219.000	+2.18	Rxe1 h1Q+ Rxh1
   4	00:00	         818	409.000	+0.89	e8N Rg1 Nd6 Rxg4+ Kxg4
   5	00:00	       1.519	379.750	+0.89	e8N Rg1 Nd6 Rxg4+ Kxg4
   6	00:00	       1.911	382.200	+0.73	e8N Rg1 Nd6 Rxg4+ Kh5 Rh4+ Kxh4
   6	00:00	       2.826	353.250	+0.73	e8N Rg1 Nd6 Rxg4+ Kh5 Rh4+ Kxh4
   7	00:00	       3.805	380.500	+0.73	e8N Rg1 Nd6 Rxg4+ Kh5 Rh4+ Kg6 Rh6+ Kxh6
   7	00:00	       6.191	386.937	+0.73	e8N Rg1 Nd6 Rxg4+ Kh5 Rh4+ Kg6 Rh6+ Kxh6
   8	00:00	       9.513	194.142	+1.03	e8N Rg1 Kh5 Rf1 Rxf1 h1N Rxh1
   8	00:00	      11.078	209.018	+2.53	e8N Rb1 Kh5 Rg1 Nd6 Rb1 Nb7+
   8	00:00	      14.847	212.100	+3.04	e8N Rg1 Kh5 Rc1 Nd6 Rc5+ Kh6 Rh5+ gxh5
   8	00:00	      18.644	236.000	+3.04	e8N Rg1 Kh5 Rc1 Nd6 Rc5+ Kh6 Rh5+ gxh5
   9	00:00	      26.691	240.459	+2.74	e8N Rg1 Kh5 Rd1 Nd6 Rd5+ Kh4 Rh5+ Kg3 Rh3+
Kxh3
   9	00:00	      33.998	259.526	+2.74	e8N Rg1 Kh5 Rd1 Nd6 Rd5+ Kh4 Rh5+ Kg3 Rh3+
Kxh3
  10	00:00	      44.590	268.614	+1.69	e8N Rg1 Kh5 Rd1 Kh6 Rd6+ Kh7 Rd7+ Kg6 Rd6+
Kf7 Rd7+ Ke6 Rd6+ Ke7 Re6+ Kf7 Re1 Rxe1
  10	00:00	      57.072	281.142	+1.69	e8N Rg1 Kh5 Rd1 Kh6 Rd6+ Kh7 Rd7+ Kg6 Rd6+
Kf7 Rd7+ Ke6 Rd6+ Ke7 Re6+ Kf7 Re7+ Kf6 Re6+ Kf7
  11	00:00	      67.157	280.991	+1.70	e8N Rg1 Kh5 Rd1 Kh6 Rd6+ Kh7 Rd7+ Kg6 Rd6+
Kf7 Rd7+ Kg6
  11	00:00	      89.212	303.442	+1.70	e8N Rg1 Kh5 Rd1 Kh6 Rd6+ Kh7 Rd7+ Kg6 Rd6+
Kf7 Rd7+ Kg6
  12	00:00	     102.766	304.943	+2.00	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rb1 Kh7 Rd1
Rxd1
  12	00:00	     123.354	300.863	+2.04	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kh7 Rb1
Rxb1 h1N Rxh1
  12	00:00	     164.339	308.328	+2.04	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kh7 Rb1
Rxb1 h1N Rxh1
  13	00:00	     180.592	292.220	+2.34	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Re1 Nd6 Rc1
Nb7+
  13	00:00	     209.215	295.501	+2.18	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kg6 Rd6+
Kf5 Rf6+ Ke5 Rf5+ Ke6 Rd5 Ra1+
  13	00:01	     263.921	309.403	+2.18	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kg6 Rd6+
Kf5 Rf6+ Ke5 Rf5+ Ke6 Rf6+ Kd7 Rf7+ Ke6 Rf6+
  14	00:01	     332.400	310.944	+2.05	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kg6 Rd6+
Kf5 Rd5+ Kf6 Rd6+ Kg7 Rd7+ Kg6 Rd6+
  14	00:01	     449.590	319.311	+2.05	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kg6 Rd6+
Kf5 Rd5+ Kf6 Rd6+ Kg7 Rd7+ Kg6 Rd6+
  15	00:02	     677.384	323.025	 0.00	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kg6 Rd6+
Kf5 Rd5+ Kf6 Rd6+ Kg7 Rd7+ Kg6 Rd6+
  15	00:03	   1.162.147	324.259	 0.00	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 Kg6 Rd6+
Kf5 Rd5+ Kf6 Rd6+ Kg7 Rd7+ Kg6 Rd6+
  16	00:03	   1.174.501	323.910	+0.30	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 Rxc1 h1Q+ Rxh1
  16	00:03	   1.179.796	323.143	+1.80	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 Nd6 Rxh1 Nb7+
  16	00:04	   1.305.780	318.172	+4.44	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 Nd6 Rc7+ Kh6 Rh7+ gxh7
  16	00:05	   1.597.710	320.503	+4.44	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 Nd6 Rc7+ Kh6 Rh7+ gxh7
  17	00:06	   1.921.917	329.433	+4.07	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 Nd6 Rc7+ Kh6 Rh7+ Kg5 Rh5+ Kf6 Rf5+ Kxf5
  17	00:07	   2.483.591	332.564	+4.07	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 Nd6 Rc7+ Kh6 Rh7+ Kg5 Rh5+ Kf6 Rf5+ Kg7 Rf7+ gxf7
  18	00:07	   2.522.174	331.341	+4.37	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 g8Q Ra1 Rxa1+
  18	00:08	   2.751.182	318.202	+5.87	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 g8Q Ra1 Rxa1+
  18	00:10	   3.219.110	310.395	+7.89	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 g8Q Rg7+ Kh6 Rg1 Nd6
  18	00:12	   3.729.570	315.824	+7.89	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 g8Q Rg7+ Kh6 Rg1 Nd6
  19	00:14	   4.403.970	320.149	+7.89	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 g8Q Rg7+ Kh6 Rg6+ Kh5 Rg5+ Kh4 Rg4+ Kh3 Rg3+ Kxh2 Rf3
  19	00:16	   5.180.056	318.596	+7.89	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 g8Q Rg7+ Kh6 Rg6+ Kh5 Rg5+ Kh4 Rg4+ Kh3 Rg3+ Kxh2 Rf3
  20	00:17	   5.290.641	312.242	+8.19	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rc6 g8Q Rd6 Ra1+
  20	00:23	   6.616.868	289.730	+9.69	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rc6 g8Q Rd6 Ra1+
  20	00:36	  10.082.878	275.986	+14.72	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 Kh8 Rc1 Nd6 Rc8+ Kh7 Rh8+ gxh8Q
  20	00:39	  11.150.350	285.767	+14.72	e8N Rg1 Kh5 Rd1 g5 Rg1 Kh6 Rd1 g6 Rg1 Kh7
Rc1 g7 Rg1 Kh8 Rc1 Nd6 Rc8+ Kh7 Rh8+ gxh8Q

Take a good long look at Depth 15 in both.

;)

Chris




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