Author: Will Singleton
Date: 13:43:51 12/05/99
Go up one level in this thread
On December 05, 1999 at 16:12:06, Côme wrote: >On December 05, 1999 at 15:51:17, Peter Fendrich wrote: > >>On December 05, 1999 at 04:28:02, Côme wrote: >> >>>On December 04, 1999 at 17:35:38, Peter Fendrich wrote: >>> >>>>On December 04, 1999 at 17:24:24, Côme wrote: >>>> >>>>>On December 04, 1999 at 17:03:54, Peter Fendrich wrote: >>>>> >>>>>>On December 04, 1999 at 16:16:25, Côme wrote: >>>>>> >>>>>>>On December 04, 1999 at 15:43:53, Peter Fendrich wrote: >>>>>>> >>>>>>>>On December 04, 1999 at 15:01:57, Côme wrote: >>>>>>>> >>>>>>>>>Hello, >>>>>>>>>In this position: >>>>>>>>>8/prr2p1p/2R5/PP2pP2/3pRbPk/2pB3P/2P3K1/8 w - - 0 1 >>>>>>>>>Does your program play the strong Rxf4! ? >>>>>>>>>Best Regards >>>>>>>>>Alexandre Côme >>>>>>>>yes, allmost instantly but is it for the right reason? >>>>>>>> >>>>>>>> 4 1 17 4379 a6 Rxc6 bxc6 Rc7 Bb5 >>>>>>>> 4 1 18 7343 Rxc7 (Rb7c7 b5b6 a7b6 a5b6 Kh4g5 b6c7) >>>>>>>> 4 1 35 9148 Rxc7 Rxc7 b6 Re7 f6 Rd7 Rxf4 >>>>>>>> 4 1 36 10744 Rd6 (Kh4g5 b5b6 a7b6 a5b6) >>>>>>>> 4 1 38 14522 Rd6 Rd7 a6 Rc7 >>>>>>>> 4 1 39 16951 Rxf4 (Rc7c6 b5c6 e5f4 c6b7) >>>>>>>> 4 1 66 17547 Rxf4 exf4 Rh6 Kg5 Rh5 (Kg5f6) >>>>>>>> 5 1 69 22160 Rxf4 exf4 Rh6 Kg5 Rh5 Kf6 Rxh7 >>>>>>>> 6 2 69 52827 Rxf4 ( e5f4 Rc6h6 Kh4g5 Rh6h7 Kg5f6 a5a6) >>>>>>>> 6 2 111 57685 Rxf4 exf4 Rh6 Kg5 Rxh7 Rc5 a6 >>>>>>>> 7 2 119 99043 Rxf4 exf4 Rh6 Kg5 Rh5 Kf6 a6 Rb6 Rxh7 >>>>>>>> 8 4 97 196024 Rxf4 exf4 Rh6 Kg5 Rxh7 Rc5 a6 Re7 Kh1 >>>>>>>> 9 7 92 500606 Rxf4 exf4 Rh6 Kg5 Rxh7 Rc5 a6 Re7 Rh5 Kf6 Rh7 >>>>>>>>10 46 87 2757877 Rxf4 exf4 Rh6 Kg5 Rxh7 Rb8 a6 Re8 Kf1 Re3 Be2 >>>>>>>>11 91 86 5567097 Rxf4 exf4 Rh6 Kg5 Rh5 Kf6 g5 Kg7 f6 Kh8 Rxh7 Kg8 >>>>>>>> a6 Rb6 Rg7 Kh8 Kh1 >>>>>>>>//Peter >>>>>>> >>>>>>>Hello Peter, >>>>>>>Who is this program? >>>>>>>Try with commercial programs you will may be have some surprises! >>>>>>>Best Regards >>>>>>>Alexandre Côme >>>>>> >>>>>>It's my program Terra. >>>>>>I tried Hiarcs for a minute and it didn't like Rxf4. >>>>>>CM6000 had no problems to find it. >>>>>>Crafty 16.10 found it at iteration 11. >>>>>>From where is the position? >>>>>>//Peter >>>>> >>>>> >>>>>Hello Peter, >>>>>I tried Hiarcs too and after 10 min it don't find Rxf4! >>>>>I have seen this position in a Tournament. >>>>>How Strong is your program Terra? >>>>>Best Regards >>>>>Alexandre Côme >>>> >>>>Terra is fairly strong but not as strong as Hiarcs. >>>>In fact I don't have any good data to know how strong it is. >>>>I have only played it against other programs on the same machine and that >>>>doesn't give fair conditions for all programs. >>>> - Lesss hash >>>> - No pondering >>>> - etc. >>>>//Peter >>> >>>Hello Peter, >>>I have also forgotten than your program don't find the stongest continuation! >>>Best Regards >>>Alexandre Côme >> >>After a few hours Terra gets: >>16 14822 122 901869714 Rxf4 exf4 Rh6 Kg5 Rh5 Kf6 g5 Ke5 Rxh7 Re7 Kf3 >> Rbd7 h4 Rc7 b6 Rb7 bxa7 Rxa7 a6 Ra8 g6 Rf8 h5 Ra7 >>It seems ok to me but what's your main line? >> >>//Peter > >My main line is Rxf7 exf4 Rh6 Kg5 Rh5 Kf6 Kf3 Ke5 f6 Kxf6 Kxf4. >I think is the best. >Best regards >Alexandre Côme Amateur likes the following line, which seems reasonable. I have a special term that gives a penalty for any loss of material, which is supposed to limit the effect of some large positional terms adding together too much. Hence my lower score. Who knows, perhaps Hiarcs does something similar. ply score time nodes pv 8 -29 6.47 339181 Rxf4 Pxf4 Rh6 Kg5 Rxh7 Re7 Rh5 Kf6 g5 Ke5 8 -20 13.23 670703 Rd6 Rd7 Rf6 Kg5 Rc6 Rb8 b6 Kh4 8 -19 18.17 908249 Rf6 Rb8 b6 Pxb6 9 -17 27.11 1362032 Rf6 Rb8 Re1 Kg5 Ra6 e4 b6 Pxd3 9 -12 43.25 2242973 Rxf4 Pxf4 Rh6 Kg5 Rh5 Kf6 Rxh7 Re7 Kf3 Ke5 h4 10 7 45.37 2346616 Rxf4 Pxf4 Rh6 Kg5 Rh5 Kf6 g5 Ke5 Rxh7 Rd7 f6 Rc7 Kf3 11 7 67.10 3531536 Rxf4 Pxf4 Rh6 Kg5 Rh5 Kf6 g5 Ke5 Rxh7 Rc8 f6 Rc7 12 24 112.53 6107572 Rxf4 Pxf4 Rh6 Kg5 Rh5 Kf6 g5 Ke5 Rxh7 Re7 f6 Rd7 Kf3 13 23 204.38 11297380 Rxf4 Pxf4 Rh6 Kg5 Rh5 Kf6 g5 Ke5 Rxh7 Rd7 f6 Rd6 h4 14 30 437.03 24809964 Rxf4 Pxf4 Rh6 Kg5 Rh5 Kf6 g5 Ke5 Rxh7 Re7 f6 Re8 Bc4 Rf8 h4 Will
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