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Subject: Re: Little testposition for your program -- CM8000 results

Author: John Merlino

Date: 17:08:49 04/05/01

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On April 05, 2001 at 19:10:52, Eduard Nemeth wrote:

>In a game Byrne - Fischer,R - 1963 (USA) -
>played Fischer 18...Nxg2! and wins after 21 moves!
>
>FEN:
>
>[D]r2qr1k1/p4pbp/bp4p1/3p4/8/BPN1n1P1/P2QN1BP/R2R2K1 b - - 0 1
>
>What played here your program on "tournament level"?
>
>I tested Chess Tiger 14 on P600 with 96 MB hash:
>
>00:00:35.8 -0,68 11 5861791 Rc8 Nd4 Bf6 Bb2 Nxd1 Qxd1 Bb7 Qd3 Bg5 Rf1 Re3 Qc2
>00:00:41.7 -0,40 11 6839872 Nxg2 Kxg2 d4 Nxd4 Qd7 Qf4 Rad8 Nf3 Qc8 Rxd8 Rxd8 Ne5
>Qxc3 Qxf7+ Kh8
>00:00:46.7 0,50 12 7739230 Nxg2
>00:00:52.0 0,52 12 8684726 Nxg2 Kxg2 d4 Nxd4 Qd7 Qf2 Rad8 Nf3 Qc8 Rxd8 Rxd8 Re1
>Qxc3 Re7
>00:01:09.6 0,40 13 11801252 Nxg2 Kxg2 d4 Nxd4 Qd7 Bb2 Rad8 Nf3 Qc8 Nd5 Bxb2 Qxb2
>Rxd5 Rxd5 Re2+ Qxe2 Bxe2
>00:02:44.6 0,80 14 28678769 Nxg2 Kxg2 d4 Nxd4 Qd7 Qf2 Rad8 Nf3 Qc8 Rxd8 Rxd8 Re1
>Qxc3 Re7 Qa5 Bb2 Qxa2 Bxg7
>
>
>After 8 minutes Chess Tiger 14 score is +1.60 !
>
>Eduard

CM8000 picks Nxg2 out of the lineup in under 4 minutes on my PIII-600:

Time	Depth	Score	Positions	Moves
0:00	1/4	-0.27	4601		1...Bxe2 2. Nxe2 Bxa1 3. Rxa1 Nxg2
					4. Kxg2
0:00	2/5	-0.40	19265		1...Bxe2 2. Nxe2 Bxa1 3. Rxa1 Nxg2
					4. Kxg2 Qf6 5. Nd4
0:01	2/6	-0.44	52704		1...Bxe2 2. Nxe2 Bxa1 3. Rxa1 Nxg2
					4. Kxg2 Qf6 5. Rf1
0:03	3/7	-0.51	166670		1...Bxe2 2. Nxe2 Bxa1 3. Rxa1 Rc8
					4. Nd4 Nxg2 5. Kxg2 Qf6
0:07	3/8	-0.20	477890		1...Bxe2 2. Nxe2 Bxa1 3. Rxa1 Nxg2
					4. Kxg2 Qd7 5. Rf1 Rac8 6. Nd4 Re4
0:29	4/9	-0.21	1845592		1...Bxe2 2. Nxe2 Bxa1 3. Rxa1 Nxg2
					4. Kxg2 d4 5. Nxd4 Qd5+ 6. Kh3
					Rad8 7. Rd1 Qe4
2:20	4/10	-0.14	9188125		1...Bxe2 2. Nxe2 Bxa1 3. Rxa1 Nxg2
					4. Kxg2 Rc8 5. Nd4 Re4 6. Rf1 Qc7
					7. Bb2 Qe7
3:48	4/10	-1.51	15252784	1...Nxg2 2. Kxg2 d4 3. Nxd4 Bb7+
					4. Kf2 Qd7 5. Nce2 Qd5 6. Rg1 Rxe2+
					7. Kxe2 Bxd4 8. Raf1 Re8+ 9. Kd1

jm



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