Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Another hard task for Junior - test

Author: Torstein Hall

Date: 01:24:42 10/25/03

Go up one level in this thread


On October 24, 2003 at 10:21:01, Mihaly Szalai wrote:

>[D]8/6p1/3N4/8/4B3/4K1kp/5p1p/8 w - - 0 1

It lookedquite easy for Hiarcs9. here are the engine output. (It actually found
it a bit faster without TB's)
New game
8/6p1/3N4/8/4B3/4K1kp/5p1p/8 w - - 0 1

Analysis by Hiarcs 9: XP 2700+ 256MB

1.Ke2
  =  (-0.06)   Depth: 1/4   00:00:00
1.Nf5+
  +-  (2.58)   Depth: 1/8   00:00:00
1.Nf5+ Kg4
  +-  (2.58)   Depth: 1/8   00:00:00
1.Nf5+ Kg4 2.Kxf2
  +-  (2.58)   Depth: 2/8   00:00:00
1.Nf5+ Kg4 2.Kxf2
  +-  (2.25)   Depth: 3/13   00:00:00
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1
  =  (-0.25)   Depth: 3/13   00:00:00
1.Ke2 g5
  =  (-0.14)   Depth: 3/13   00:00:00
1.Ke2 g5 2.Kf1
  =  (0.04)   Depth: 3/13   00:00:00
1.Ke2 g5 2.Kf1
  ²  (0.30)   Depth: 4/15   00:00:00
1.Ke2 Kf4 2.Bh1 Ke5 3.Nc4+ Kd4
  ±  (0.80)   Depth: 4/15   00:00:00
1.Ke2 Kf4 2.Bh1 Ke5 3.Nc4+ Kd4
  ±  (1.16)   Depth: 5/15   00:00:00  5kN
1.Ke2 h1Q 2.Bxh1 Kh2
  ±  (1.16)   Depth: 5/15   00:00:00  8kN
1.Ke2 h1Q 2.Bxh1 Kh2
  =  (0.14)   Depth: 6/15   00:00:00  12kN
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kxf2 Kxh1
  µ  (-1.02)   Depth: 6/15   00:00:00  13kN
1.Nf5+ Kg4
  µ  (-0.87)   Depth: 6/15   00:00:00  13kN
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 g5 5.Kxh3
  =  (0.09)   Depth: 6/16   00:00:00  19kN
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 g6 5.Bf3 g5
  =  (0.16)   Depth: 7/20   00:00:00  37kN, tb=2
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 g5 5.Kxh3 Kf4
  =  (0.08)   Depth: 8/21   00:00:00  84kN, tb=7
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 g5 5.Bf3 Ke5 6.Bg4 Ke4 7.Kxh3
  =  (0.16)   Depth: 9/23   00:00:00  194kN, tb=42
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 h2 5.Bd5 h1N+ 6.Kg2 g5 7.Kxh1
  =  (0.15)   Depth: 10/25   00:00:01  431kN, tb=129
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 h2 5.Kh3 Kf4 6.Bb7 g5
  =  (0.12)   Depth: 11/26   00:00:01  847kN, tb=424
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 g5 5.Bf3 g4 6.Bxg4+
  =  (0.02)   Depth: 12/29   00:00:03  1767kN, tb=1373
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 g5 5.Bf3 g4 6.Bxg4+
  =  (0.02)   Depth: 13/30   00:00:06  3387kN, tb=3227
1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3 g5 5.Bf3 g4 6.Bxg4+
  =  (0.02)   Depth: 14/31   00:00:12  6725kN, tb=6792
1.Ke2 h1Q
  =  (0.03)   Depth: 14/31   00:00:13  7301kN, tb=7719
1.Ke2 h1Q 2.Bxh1 Kh2 3.Ne4
  =  (0.04)   Depth: 14/31   00:00:13  7334kN, tb=7767
1.Ke2 h1Q 2.Bxh1 Kh2 3.Ne4
  ²  (0.29)   Depth: 15/31   00:00:15  8284kN, tb=8878
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Bb7 g4 6.Ne4+ Kh2 7.Nxf2 Kg3 8.Ne4+
Kh2
  +-  (4.56)   Depth: 15/34   00:00:43  26716kN, tb=24629
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Bc6 g4 6.Ne4+ Kh2 7.Nxf2 Kg3
  +-  (4.60)   Depth: 16/34   00:00:49  30845kN, tb=27050
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Bc6 g4 6.Ne4+ Kh2 7.Nxf2 Kg3
  +-  (4.85)   Depth: 17/35   00:01:02  39959kN, tb=33355
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Bb7 g4 6.Ne4+ Kf3 7.Bc6 Ke3 8.Nxf2 Kf4
9.Bd7 Kg3 10.Bc8 h2
  +-  (5.20)   Depth: 17/35   00:01:08  44100kN, tb=35601
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Bb7 g4 6.Ne4+ Kf3 7.Bc6 Ke3 8.Nxf2 Kf4
9.Bd7 Kg3 10.Bc8 h2
  +-  (5.45)   Depth: 18/35   00:01:42  68878kN, tb=49378
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Bc6 g4 6.Ne4+ Kf3 7.Nxf2+ Kg3 8.Bd7 h2
9.Bc6 Kf4 10.Kg2
  +-  (5.48)   Depth: 18/38   00:01:49  74332kN, tb=52928
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Ba8 Kg4 6.Ne4 Kh5 7.Bc6 Kg4 8.Bd7+
  +-  (5.72)   Depth: 19/41   00:02:58  125052kN, tb=84435
1.Ke2 h1Q 2.Bxh1 Kh2 3.Kf1 g5 4.Bf3 Kg3 5.Bc6 Kg4 6.Bd7+ Kf4 7.Kxf2 Ke5 8.Nc4+
Kd4 9.Nd2 Ke5 10.Bxh3 Kf4
  +-  (5.85)   Depth: 20/41   00:04:26  192004kN, tb=131910

(Hall, Privat 25.10.2003)



>
>This position is nice and not too difficult. (White wins.)
>E.g. Ruffian solves it immediately.
>You should give it a try with your engine.
>
>Thanks
>Mihaly
>
>PS. Junior is baffled once again.
>
>Analysis by Junior 8 (Celeron 1.7, 64MB HT):
>
>1.Nc8 f1Q
>  -+  (-10.64)   Depth: 3   00:00:00
>1.Nc4 f1Q
>  -+  (-10.06)   Depth: 3   00:00:00
>1.Nf5+ Kg4 2.Kxf2 h1Q 3.Bxh1
>  +-  (1.80)   Depth: 3   00:00:00
>1.Nf5+!
>  +-  (2.10)   Depth: 6   00:00:00  1kN
>1.Nf5+ Kg4 2.Kxf2 Kf4 3.Ng3 g5 4.Bh1
>  +-  (2.39)   Depth: 6   00:00:00  2kN
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Ba8
>  =  (0.00)   Depth: 9   00:00:00  60kN, tb=1
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 12   00:00:00  207kN, tb=34
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 15   00:00:02  2893kN, tb=124
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 18   00:00:11  12735kN, tb=575
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 20   00:00:41  48366kN, tb=3731
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 22   00:01:23  89541kN, tb=8809
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 23   00:02:20  142297kN, tb=13812
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 24   00:11:21  797448kN, tb=31235
>1.Nf5+ Kg4 2.Kxf2 h1N+ 3.Bxh1 Kxf5 4.Kg3
>  =  (0.00)   Depth: 25   00:21:01  1564776kN, tb=49849
>
>(Szalai, MyTown 24.10.2003)



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.