Author: Richard Pijl
Date: 00:23:51 09/27/03
Go up one level in this thread
On September 26, 2003 at 12:29:09, Mihaly Szalai wrote: >I think most of the chess engines will show a positive score >(i.e. will find 4.h8=B) in this position except Junior. (We talked >about something similar earlier.) > >[D]8/7p/6pP/1B4P1/pp6/1k1K4/8/8 w - - 0 1 > >1. Be8 a3 2. Bxg6 hxg6 3. h7 a2 4. h8=B! > >You should try it with your engine. > >Thanks >Mihaly SMP Baron finds it in just over a second on and AMD MP 2000+ (dual). It values it at a draw at that depth though, but selects it because of the material plus. In 10 seconds a non draw score is shown. Richard. ply time nodes score pv 5(20)- 0:00.06 10857 140 b5c4 b3b2 c4g8 a4a3 g8h7 5(20)- 0:00.06 11828 47 b5c4 b3b2 c4g8 a4a3 g8h7 5(20)& 0:00.06 12718 -114 b5c4 b3b2 d3d4 a4a3 d4c5 b4b3 c4d5 5(20)> 0:00.06 12811 -32 d3d4 5(20)& 0:00.06 13528 -32 d3d4 a4a3 d4c5 b3c3 b5c4 5(20). 0:00.06 15724 -32 d3d4 a4a3 d4c5 b3c3 b5c4 6(21)> 0:00.16 27977 0 b5e8 6(21)& 0:00.20 29902 0 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8q a2a1q h8a1 6(21). 0:00.22 32761 0 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8q a2a1q h8a1 7(19)& 0:00.36 43395 0 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8q a2a1q h8a1 7(20). 0:00.42 63746 0 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8q a2a1q h8a1 8(23)& 0:00.58 89841 0 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8q a2a1q h8a1 8(23). 0:00.73 126088 0 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8q a2a1q h8a1 9(23)& 0:01.34 164783 1 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a4 d3c2 b4b3 c2b2 a4b4 h8c3 b4c4 c3h8 c4b4 <rep> 9(25). 0:01.81 225718 1 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a4 d3c2 b4b3 c2b2 a4b4 h8c3 b4c4 c3h8 c4b4 <rep> 10(30)& 0:02.75 305521 1 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 h8a1 a3a4 d3c2 a4a3 a1b2 a3a4 b2f6 b4b3 c2b2 a4b4 f6d8 a2a1q b2a1 b4c3 10(30). 0:03.61 425201 1 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 h8a1 a3a4 d3c2 a4a3 a1b2 a3a4 b2f6 b4b3 c2b2 a4b4 f6d8 a2a1q b2a1 b4c3 11(29)+ 0:04.77 472850 36 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 h8a1 a3b3 a1g7 b3a3 g7a1 <rep> 11(29)& 0:05.41 567374 1 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 h8a1 a3b3 a1g7 b3a3 g7a1 <rep> 11(30). 0:08.73 813548 1 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 h8a1 a3b3 a1g7 b3a3 g7a1 <rep> 12(30)+ 0:10.80 887228 36 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 h8a1 a3b3 a1g7 b3a3 g7a1 <rep> 12(30)& 0:12.14 1072468 96 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 d3c2 b4b3 c2c1 a3a4 c1b2 a4b4 h8f6 b4c4 b2a3 c4c5 12(31). 0:15.53 1394478 96 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 d3c2 b4b3 c2c1 a3a4 c1b2 a4b4 h8f6 b4c4 b2a3 c4c5 13(35)& 0:24.41 2064912 99 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 d3c2 b4b3 c2c1 a3a4 c1b2 a4b4 h8f6 b4c4 b2a3 c4d3 a3b3 d3e4 b3a2 13(36). 0:55.02 3893687 99 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 d3c2 b4b3 c2c1 a3a4 c1b2 a4b4 h8f6 b4c4 b2a3 c4d3 a3b3 d3e4 b3a2 14(39)+ 1:04.67 4500903 134 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 d3c2 b4b3 c2c1 a3a4 c1b2 a4b4 h8f6 b4c4 b2a3 c4d3 a3b3 d3e3 b3a2 e3e4 14(39)& 1:07.92 5126378 110 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 d3c2 b4b3 c2c1 a3a4 c1b2 a4b4 h8f6 b4a4 f6c3 a2a1q b2a1 a4b5 c3f6 b5c5 a1b2 c5b4 f6c3 b4c4 c3e5 c4b4 e5f6 b4c4 f6c3 c4d3 b2b3 d3e4 14(39). 1:59.78 11035261 110 b5e8 a4a3 e8g6 h7g6 h6h7 a3a2 h7h8b b3a3 d3c2 b4b3 c2c1 a3a4 c1b2 a4b4 h8f6 b4a4 f6c3 a2a1q b2a1 a4b5 c3f6 b5c5 a1b2 c5b4 f6c3 b4c4 c3e5 c4b4 e5f6 b4c4 f6c3 c4d3 b2b3 d3e4
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.