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Subject: Re: Avoid move position - testing repetitions

Author: Frank Phillips

Date: 12:07:23 01/09/03

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On January 09, 2003 at 14:29:40, José Antônio Fabiano Mendes wrote:

> Here is an interesting position ending in perpetual check:
> [D]8/1p2rpk1/p5p1/P1p2n1n/2Pp3p/3P3P/1PQ2PPb/2N1RK2 b
> Source ==> Tim Krabbé [Open Diary #192]

Thanks


3/ 8    247    0.1      1380	 1. .. Rxe1+ 2. Kxe1 Nf4 3. Kf1 Kf6
 4/11    273    0.1      5131	 1. .. Rxe1+ 2. Kxe1 Bd6 3. Nb3 Nf4 4. Kf1
 5/13    268    0.1     19810	 1. .. Rxe1+ 2. Kxe1 Nf4 3. Kf1 Ne6 4. Nb3 Bf4
 6/15    268    0.1     67736	 1. .. Rxe1+ 2. Kxe1 Bc7 3. Nb3 Nf4 4. Nxc5 Bxa5+
5. Kd1 Nd6
 7/17    268    0.2    173130	 1. .. Rxe1+ 2. Kxe1 Bc7 3. Nb3 Nf4 4. Nxc5 Bxa5+
5. Kd1 b6 6. Nb3
 8/20    274    0.5    461199	 1. .. Rxe1+ 2. Kxe1 Nf4 3. Kf1 Ne6 4. Nb3 Bf4 5.
Ke1 Kf6 6. Ke2
 8/23    274    0.5    496390	 1. .. Rxe1+
 8/26      0    0.8    769756	 1. .. Nhg3+ 2. fxg3 Nxg3+ 3. Kf2 Nh1+ 4. Kf1 Ng3+
 9/28      0    1.0   1080441	 1. .. Nhg3+ 2. fxg3 Nxg3+ 3. Kf2 Nh1+ 4. Kf1 Ng3+
10/28      0    1.3   1528537	 1. .. Nhg3+ 2. fxg3 Nxg3+ 3. Kf2 Nh1+ 4. Kf1 Ng3+
11/34      0    2.2   2621237	 1. .. Nhg3+ 2. fxg3 Nxg3+ 3. Kf2 Nh1+ 4. Kf1 Ng3+
12/32      0    3.9   4859526	 1. .. Nhg3+ 2. fxg3 Nxg3+ 3. Kf2 Nh1+ 4. Kf1 Ng3+
13/33      0    8.4  10420140	 1. .. Nhg3+ 2. fxg3 Nxg3+ 3. Kf2 Nh1+ 4. Kf1 Ng3+
14/38      0   15.7  19680147	 1. .. Nhg3+ 2. fxg3 Nxg3+ 3. Kf2 Nh1+ 4. Kf1 Ng3+



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