Author: Vincent Diepeveen
Date: 07:27:29 09/13/01
Go up one level in this thread
On September 12, 2001 at 20:44:06, Dann Corbit wrote: Rb6 is hell better than any other move here. any other solution than Rb6 i see as a wrong solution because you miss a very simple win if you don't play Rb6 > >WAC.274 should be ammended to: >8/1p6/p5R1/k7/Prpp4/K7/1NP5/8 w - - bm Rb6 Rd6 Rg5+; id "WAC.274"; > >The Rd6 and Rg5+ solutions are new. All three choices clearly go up a full >piece. > >Crafty v18.10 > >White(1): st 999 >search time set to 999.00. >White(1): setboard 8/1p6/p5R1/k7/Prpp4/K7/1NP5/8 w - - >White(1): go >end-game phase > clearing hash tables > time surplus 0.00 time limit 16:39 (16:39) > nss depth time score variation (1) > 8-> 0.24 1.88 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rb1 5. Ra8+ Kb6 6. Rb8+ Kc6 7. > Re8 > 9 0.32 2.06 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rb1 5. Rg4 Ra1+ 6. Kb3 Ra4 7. Nc5 > 9-> 0.51 2.06 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rb1 5. Rg4 Ra1+ 6. Kb3 Ra4 7. Nc5 > 10 0.78 2.05 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka5 7. > Kb3 Ra4 8. Nc5 <HT> > 10-> 1.34 2.05 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka5 7. > Kb3 Ra4 8. Nc5 <HT> > 11 1.89 2.28 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+ > Kb6 8. Ra6+ Kb7 9. Kb3 > 11-> 2.96 2.28 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+ > Kb6 8. Ra6+ Kb7 9. Kb3 > 12 4.47 2.25 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Rc5 6. Ra8+ Kb6 7. Ra6+ > Kb7 8. Rd6 Rc4 9. Nd5 <HT> > 12-> 7.95 2.25 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Rc5 6. Ra8+ Kb6 7. Ra6+ > Kb7 8. Rd6 Rc4 9. Nd5 <HT> > 13 13.13 2.19 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Kb3 Kb6 6. Ne5 Ra4 7. Rg6+ > Kb7 8. Re6 Ka7 > 13 20.21 ++ 1. Rd6!! > 13 36.87 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7. > Nc5+ Kb5 8. Nxb7 > 13-> 37.56 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7. > Nc5+ Kb5 8. Nxb7 > 14 39.34 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7. > Nc5+ Kb5 8. Nxb7 > 14-> 57.26 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7. > Nc5+ Kb5 8. Nxb7 > 15 1:01 2.54 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7. > Nc5+ Kb5 8. Nxb7 a5 > 15 1:46 2.70 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4. > Ka2 Rc3 5. dxc4 bxc4 6. Rg4 Kb4 7. > Rh4 Rc2 8. Rf4 a5 9. Rd4 Rc1 > 15-> 2:04 2.70 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4. > Ka2 Rc3 5. dxc4 bxc4 6. Rg4 Kb4 7. > Rh4 Rc2 8. Rf4 a5 9. Rd4 Rc1 > 16 2:37 2.70 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4. > Ka2 Rc3 5. dxc4 bxc4 6. Rg4 Kb4 7. > Rh4 Rc2 8. Rf4 a5 9. Rd4 Rc1 10. Rd5 > 16 4:24 3.09 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kb6 7. > Ne5 Kc5 8. a5 Kb5 > 16-> 4:41 3.09 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kb6 7. > Ne5 Kc5 8. a5 Kb5 > 17 4:51 3.20 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4. > Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kb6 7. > Kd4 Ka5 8. Nc5 Kb6 9. a5+ Kc6 > 17 6:29 ++ 1. Rg5+!! > time=16:39 cpu=99% mat=1 n=601948541 fh=38% nps=602k > ext-> chk=40581741 cap=1627852 pp=4490030 1rep=1134562 mate=39307 > predicted=0 nodes=601948541 evals=38358680 > endgame tablebase-> probes done=62866 successful=62866 > >White(1): Rg5+ > time used: 16:39 >learning position, wtm=1 value=309 >crafty is behind 2.0 on time, reducing by 1/6. > puzzling over a move to ponder. > clearing hash tables >crafty is behind 2.0 on time, reducing by 1/6. > nss depth time score variation (1) > 10 0.40 2.00 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Ra4+ 5. Kb3 Kb6 6. Rg6+ Ka5 7. > Rg4 <HT> > 10-> 0.42 2.00 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Ra4+ 5. Kb3 Kb6 6. Rg6+ Ka5 7. > Rg4 <HT> > 11 1.32 2.10 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Rg4 Ka6 6. Rg6+ Ka7 7. Ne5 > Ra4+ 8. Kb3 Ra1 > 11-> 1.35 2.10 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Rg4 Ka6 6. Rg6+ Ka7 7. Ne5 > Ra4+ 8. Kb3 Ra1 > 12 3.01 2.15 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7. > Kb3 Ka5 <HT> > 12-> 3.04 2.15 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7. > Kb3 Ka5 <HT> > 13 7.24 2.26 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7. > Nb4+ Ka5 8. Re8 Kb6 9. Re6+ Kb7 10. > Kb3 Ka7 > 13-> 7.31 2.26 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7. > Nb4+ Ka5 8. Re8 Kb6 9. Re6+ Kb7 10. > Kb3 Ka7 > 14 15.53 2.45 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 > Rc5 8. Rd6 Rc4 9. Nd5 > 14-> 15.70 2.45 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 > Rc5 8. Rd6 Rc4 9. Nd5 > 15 34.74 2.39 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Kb3 Kb7 7. Rh8 > Rc8 8. Rh4 Rd8 9. Re4 > 15-> 35.22 2.39 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Kb3 Kb7 7. Rh8 > Rc8 8. Rh4 Rd8 9. Re4 > 16 1:11 2.40 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Rh8 > Kb6 8. Kb3 Kc5 9. Rh5+ Kb6 10. Rh6+ > Kb7 11. Nd5 > 16-> 1:16 2.40 1. ... b5 2. axb5 axb5 3. Rg8 c3 4. > Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Rh8 > Kb6 8. Kb3 Kc5 9. Rh5+ Kb6 10. Rh6+ > Kb7 11. Nd5 > 17 1:33 -- 1. ... b5 >Black(1): b5 [pondering]33 1/3* 1. ... b5 > clearing hash tables >crafty is behind 2.0 on time, reducing by 1/6. > time surplus 0.00 time limit 16:39 (16:39) > nss depth time score variation (1) > 9 0.20 1.99 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Rb8+ Kc6 7. Ne5+ Kc5 > 8. Rc8+ Kb6 9. Re8 > 9-> 0.29 1.99 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Rb8+ Kc6 7. Ne5+ Kc5 > 8. Rc8+ Kb6 9. Re8 > 10 0.44 2.28 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5. > Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+ Kb6 8. > Ra6+ Kb7 9. Kb3 > 10-> 0.64 2.28 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5. > Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+ Kb6 8. > Ra6+ Kb7 9. Kb3 > 11 0.91 2.29 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5. > Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6 > 11-> 1.30 2.29 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5. > Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6 > 12 2.21 2.15 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5. > Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6 > Rf5 > 12-> 3.78 2.15 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5. > Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6 > Rf5 > 13 5.39 2.39 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Rc4 6. Ra8+ Kb6 7. Nb4 Kb7 8. > Rg8 Rc8 9. Rg4 Rd8 10. Re4 > 13-> 8.04 2.39 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Rc4 6. Ra8+ Kb6 7. Nb4 Kb7 8. > Rg8 Rc8 9. Rg4 Rd8 10. Re4 > 14 13.34 2.74 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8. > Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11. > Rxd4 Rd2 > 14-> 22.42 2.74 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8. > Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11. > Rxd4 Rd2 > 15 31.73 2.97 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8. > Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11. > Rxd4 Rd2 12. Kb3 > 15-> 49.68 2.97 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8. > Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11. > Rxd4 Rd2 12. Kb3 > 16 1:21 3.27 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8. > Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rf1 11. > Rxd4 Rf5 12. Kb3 Rd5 > 16-> 2:16 3.27 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+ > 5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8. > Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rf1 11. > Rxd4 Rf5 12. Kb3 Rd5 > 17 3:01 ++ 2. axb5!! > 17 10:30 1/19? 2. axb5
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