Author: jonas cohonas
Date: 10:43:30 03/17/01
Go up one level in this thread
On March 17, 2001 at 13:04:29, Antonio Senatore wrote: >It seems incredible that a top chess program like Junior 6 (without the KPPKB >tablebase but with the KBK and the KBKP tables) CAN'T SEE MATE IN ONE in the >next position: > >7k/4pK1p/7B/8/8/8/8/8 w - - > >Junior neither can see mate in one in the following positions (without KNNKP >tablebase): > >8/8/8/8/6N1/5NK1/7p/7k w - - > >8/8/8/8/8/6NK/3N1p2/6k1 w - - > > >In the next position, he can't see mate in two: > >7k/3N4/6KN/8/8/8/7p/8 w - - > >Let's hope in the next update this problem is resolved. > >Regards. > >Antonio New position 7k/4pK1p/7B/8/8/8/8/8 w - - 0 1 Analysis by Junior 6.0: 1.Bf8 e5 = (-0.07) Depth: 3 00:00:00 1.Bg7# +- (#1) Depth: 3 00:00:00 1.Bg7# +- (#1) Depth: 3 00:00:00 (, MyTown 18.03.2001) New position 8/8/8/8/6N1/5NK1/7p/7k w - - 0 1 Analysis by Junior 6.0: 1.Ngxh2 = (0.00) Depth: 3 00:00:00 1.Ngxh2 = (0.00) Depth: 6 00:00:00, tb=1 1.Ngxh2 = (0.00) Depth: 9 00:00:00, tb=3 1.Ngxh2 = (0.00) Depth: 12 00:00:00, tb=5 1.Ngxh2 = (0.00) Depth: 15 00:00:00, tb=7 1.Ngxh2 = (0.00) Depth: 18 00:00:00, tb=9 1.Ngxh2 = (0.00) Depth: 21 00:00:00, tb=11 1.Ngxh2 = (0.00) Depth: 24 00:00:00 1kN, tb=13 1.Ngxh2 = (0.00) Depth: 27 00:00:00 1kN, tb=15 1.Ngxh2 = (0.00) Depth: 30 00:00:00 1kN, tb=17 1.Ngxh2 = (0.00) Depth: 33 00:00:00 1kN, tb=19 1.Ngxh2 = (0.00) Depth: 36 00:00:00 2kN, tb=21 1.Ngxh2 = (0.00) Depth: 39 00:00:00 2kN, tb=23 1.Ngxh2 = (0.00) Depth: 42 00:00:00 2kN, tb=25 1.Ngxh2 = (0.00) Depth: 45 00:00:00 3kN, tb=27 1.Ngxh2 = (0.00) Depth: 48 00:00:00 3kN, tb=29 1.Ngxh2 = (0.00) Depth: 51 00:00:00 3kN, tb=31 1.Ngxh2 = (0.00) Depth: 54 00:00:00 4kN, tb=33 1.Ngxh2 = (0.00) Depth: 57 00:00:00 4kN, tb=35 1.Ngxh2 = (0.00) Depth: 60 00:00:00 5kN, tb=37 1.Ngxh2 = (0.00) Depth: 63 00:00:00 5kN, tb=39 1.Ngxh2 = (0.00) Depth: 63 00:00:00 5kN, tb=40 (, MyTown 18.03.2001) New position 8/8/8/8/8/6NK/3N1p2/6k1 w - - 0 1 Analysis by Junior 6.0: 1.Nh1 = (0.00) Depth: 3 00:00:00 1.Nh1 = (0.00) Depth: 6 00:00:00 1.Nh1 = (0.00) Depth: 9 00:00:00, tb=5 1.Nh1 = (0.00) Depth: 12 00:00:00, tb=18 1.Nh1 = (0.00) Depth: 15 00:00:00 1kN, tb=32 1.Nh1 = (0.00) Depth: 18 00:00:00 1kN, tb=46 1.Nh1 = (0.00) Depth: 21 00:00:00 2kN, tb=60 1.Nh1 = (0.00) Depth: 24 00:00:00 2kN, tb=74 1.Nh1 = (0.00) Depth: 27 00:00:00 3kN, tb=88 1.Nh1 = (0.00) Depth: 30 00:00:00 3kN, tb=102 1.Nh1 = (0.00) Depth: 33 00:00:00 4kN, tb=116 1.Nh1 = (0.00) Depth: 36 00:00:00 4kN, tb=130 1.Nh1 = (0.00) Depth: 39 00:00:00 5kN, tb=144 1.Nh1 = (0.00) Depth: 42 00:00:00 5kN, tb=158 1.Nh1 = (0.00) Depth: 45 00:00:00 6kN, tb=172 1.Nh1 = (0.00) Depth: 48 00:00:00 7kN, tb=186 1.Nh1 = (0.00) Depth: 51 00:00:00 7kN, tb=200 1.Nh1 = (0.00) Depth: 54 00:00:00 8kN, tb=214 1.Nh1 = (0.00) Depth: 57 00:00:00 9kN, tb=228 1.Nh1 = (0.00) Depth: 60 00:00:00 9kN, tb=242 1.Nh1 = (0.00) Depth: 63 00:00:00 10kN, tb=256 1.Nh1 = (0.00) Depth: 63 00:00:00 10kN, tb=256 (, MyTown 18.03.2001) New position 7k/3N4/6KN/8/8/8/7p/8 w - - 0 1 Analysis by Junior 6.0: 1.Ne5 h1Q ³ (-0.70) Depth: 3 00:00:00 1.Nf7+ = (0.00) Depth: 3 00:00:00 1.Nf7+ = (0.00) Depth: 6 00:00:00 1.Nf7+ = (0.00) Depth: 9 00:00:00 1.Nf7+ = (0.00) Depth: 12 00:00:00 1.Nf7+ = (0.00) Depth: 15 00:00:00 1.Nf7+ = (0.00) Depth: 18 00:00:00 1kN 1.Nf7+ = (0.00) Depth: 21 00:00:00 1kN 1.Nf7+ = (0.00) Depth: 24 00:00:00 2kN 1.Nf7+ = (0.00) Depth: 27 00:00:00 3kN 1.Nf7+ = (0.00) Depth: 30 00:00:00 3kN 1.Nf7+ = (0.00) Depth: 33 00:00:03 5221kN, tb=8986 (, MyTown 18.03.2001) You are right that is unacceptable from a top program, it seems in general that the chessbase products have a problem reading tb's or maby the tb's are not as perfect as one would think. Regards Jonas
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