With not so much coding - I added 3 charakters to the source - I succeded to make
glaurung much weaker. Supposed Elo loss ~200.
The following well known position is solved in 4:52 min
How long does your rybka3 take?
[d]n1QBq1k1/5p1p/5KP1/p7/8/8/8/8 w - -
Here is what ICSBF gives:
Code: Select all
10 +60 165 507175 gxh7+ Kh8 Qxa8 a4 Qd5 Qf8 Be7 Qh6+
11 +64 191 1163335 gxh7+ Kh8 Qxa8 a4 Qd5 Qf8 Be7 Qh6+
12 +60 242 2497861 gxh7+ Kh8 Qxa8 a4 Qd5 Qf8 Be7 Qg7+
13 +58 340 5185006 gxh7+ Kh8 Qxa8 a4 Qd5 Qf8 Be7 Qg7+
14 +50 684 14635152 gxh7+ Kh8 Qxa8 Qe6+ Kg5 Kxh7 Qh1+
15 +43 1320 32117206 gxh7+ Kh8 Qxa8 Qe6+ Kg5 Kxh7 Qh1+
16 +35 2577 66829433 gxh7+ Kh8 Qxa8 Qe6+ Kg5 Kxh7 Qh1+
17 +33 5683 152426067 gxh7+ Kh8 Qxa8 Qe6+ Kg5 Kxh7 Qh1+
18 +29 8871 238290570 gxh7+ Kh8 Qxa8 Qe6+ Kg5 Kxh7 Qh1+
19 +21 22148 595905968 gxh7+ Kh8 Qxa8 Qe6+ Kg5 Qe5+ Kg4
19 +9977 29184 785846508 Bc7 Qxc8 gxf7+ Kh8 Be5 Qc5 Bb2 Nc7
20 +9977 29282 788753536 Bc7 Qxc8 gxf7+ Kh8 Be5 Qc5 Bb2 Nc7
21 +9977 33545 908152308 Bc7 Qxc8 gxf7+ Kh8 Be5 Qc5 Bb2 Nc7
22 +9977 44118 1200361734 Bc7 Qxc8 gxf7+ Kh8 Be5 Qc5 Bb2 Nc7

kind regards
Bernhard