Author: martin fierz
Date: 17:46:59 03/20/02
Go up one level in this thread
On March 20, 2002 at 18:56:15, Dann Corbit wrote: >Here is some 3 minute crafty analysis of the pivotal part of the game. this is NOT the pivotal part of the game. that starts after 15. Bf4. there are many setups for black to choose there, and it is unclear whether gulko chose the right one. besides, a short analysis by crafty will not reveal it :-) aloha martin The move >in the EPD record marked as 'bm' is actually the move that was played (whatever >that was). Sometimes, it should clearly be the 'am' ;-). > >[D]r7/pb1qbkp1/1pn1pn1p/8/3P1B2/2P2B2/PP4PP/R2Q1RK1 w - - acd 11; acn 92587079; >acs 181; bm Qe2; ce -48; pv Qe2 a5 Rf2 Ba6 Qe3 Rf8 Re1 Bc4 b3 Nd5 Qe4 Nxf4 bxc4; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 6 0.27 -0.72 1. Qe1 Kg8 2. Qg3 Ba6 3. Bxh6 Bxf1 > 4. Rxf1 > 6 0.59 -0.55 1. b4 g5 2. Be5 Rf8 3. Bxf6 Bxf6 4. > Qe2 > 6-> 0.77 -0.55 1. b4 g5 2. Be5 Rf8 3. Bxf6 Bxf6 4. > Qe2 > 7 1.16 -0.82 1. b4 Ke8 2. b5 Na5 3. Qe2 Kd8 4. Rae1 > 7 1.65 -0.71 1. Qe1 Rf8 2. Qg3 g5 3. Be5 Kg8 4. > Bf4 > 7 3.99 -0.62 1. Qe2 a5 2. Qe1 Bd6 3. Qg3 Bxf4 4. > Qxf4 Rf8 > 7-> 4.24 -0.62 1. Qe2 a5 2. Qe1 Bd6 3. Qg3 Bxf4 4. > Qxf4 Rf8 > 8 5.70 -0.59 1. Qe2 a5 2. Qb5 Nxd4 3. Bh5+ g6 4. > Qxd7 Nxd7 5. Bxh6+ Bf6 6. Bg4 > 8-> 8.26 -0.59 1. Qe2 a5 2. Qb5 Nxd4 3. Bh5+ g6 4. > Qxd7 Nxd7 5. Bxh6+ Bf6 6. Bg4 > 9 13.73 -0.48 1. Qe2 Kg8 2. Rae1 Bc8 3. Bg3 a5 4. > Qf2 Ba6 5. Be2 > 9-> 15.65 -0.48 1. Qe2 Kg8 2. Rae1 Bc8 3. Bg3 a5 4. > Qf2 Ba6 5. Be2 > 10 30.84 -0.46 1. Qe2 Rf8 2. Rae1 Bc8 3. Bg4 Nd8 4. > Rf2 Kg8 5. Bf5 Bd6 > 10-> 1:12 -0.46 1. Qe2 Rf8 2. Rae1 Bc8 3. Bg4 Nd8 4. > Rf2 Kg8 5. Bf5 Bd6 > 11 2:14 -0.48 1. Qe2 a5 2. Rf2 Ba6 3. Qe3 Rf8 4. > Re1 Bc4 5. b3 Nd5 6. Qe4 Nxf4 7. bxc4 > time=3:00 cpu=99% mat=0 n=92587079 fh=94% nps=513k > ext-> chk=3807879 cap=232635 pp=4590 1rep=205933 mate=5001 > predicted=0 nodes=92587079 evals=20997455 > endgame tablebase-> probes done=0 successful=0 > >[D]r7/pb1qbkp1/1pn1pn1p/8/3P1B2/2P2B2/PP2Q1PP/R4RK1 b - - acd 12; acn 93338572; >acs 182; bm Re8; ce -6; pv a5 Qf2 Kg8 Qg3 Kh8 Bc7 b5 a4 bxa4 Rxa4 Nd5 Bf4 Nxf4 >Qxf4; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 6 0.61 0.08 1. ... a5 2. Qe1 Ba6 3. Rf2 Kg8 4. > Qe3 > 6-> 0.63 0.08 1. ... a5 2. Qe1 Ba6 3. Rf2 Kg8 4. > Qe3 > 7 1.77 0.01 1. ... a5 2. Qf2 Kg8 3. Qg3 Ba6 4. > Bxh6 Bxf1 <HT> > 7-> 1.85 0.01 1. ... a5 2. Qf2 Kg8 3. Qg3 Ba6 4. > Bxh6 Bxf1 <HT> > 8 4.24 0.29 1. ... a5 2. Rf2 Ba6 3. Qe3 Kg8 4. > Bc7 Nd5 5. Bxd5 exd5 6. Bxb6 > 8 5.26 0.24 1. ... Kg8 2. Rae1 Bc8 3. Bg3 a5 4. > Rf2 Bd6 5. Ref1 Bxg3 6. hxg3 > 8-> 7.47 0.24 1. ... Kg8 2. Rae1 Bc8 3. Bg3 a5 4. > Rf2 Bd6 5. Ref1 Bxg3 6. hxg3 > 9 8.94 0.51 1. ... Kg8 2. Rae1 Nd5 3. Bg3 Bc8 4. > Bh5 Nf6 5. Bg6 Bd6 > 9 22.62 0.19 1. ... a5 2. Rf2 Ba6 3. Qe3 Kg8 4. > Bc7 Bd8 5. Be5 Be7 > 9-> 23.70 0.19 1. ... a5 2. Rf2 Ba6 3. Qe3 Kg8 4. > Bc7 Bd8 5. Be5 Be7 > 10 56.71 0.12 1. ... a5 2. Rf2 Ba6 3. Qc2 Rc8 4. > Rd1 Nb4 5. Qb1 Nbd5 6. Qc1 Nxf4 7. > Qxf4 > 10-> 1:01 0.12 1. ... a5 2. Rf2 Ba6 3. Qc2 Rc8 4. > Rd1 Nb4 5. Qb1 Nbd5 6. Qc1 Nxf4 7. > Qxf4 > 11 2:05 0.06 1. ... a5 2. Qf2 Kg8 3. Qg3 Kh8 4. > Bc7 b5 5. a4 bxa4 6. Rxa4 Nd5 7. Bf4 > Nxf4 8. Qxf4 > 11-> 2:27 0.06 1. ... a5 2. Qf2 Kg8 3. Qg3 Kh8 4. > Bc7 b5 5. a4 bxa4 6. Rxa4 Nd5 7. Bf4 > Nxf4 8. Qxf4 > time=3:00 cpu=100% mat=0 n=93338572 fh=95% nps=517k > ext-> chk=4067482 cap=189266 pp=6130 1rep=227920 mate=3186 > predicted=0 nodes=93338572 evals=20428460 > endgame tablebase-> probes done=0 successful=0 > >[D]4r3/pb1qbkp1/1pn1pn1p/8/3P1B2/2P2B2/PP2Q1PP/R4RK1 w - - acd 11; acn 93685390; >acs 182; bm Bh5+; ce -18; pv Rae1 Bc8 Bh5+ g6 Bf3 Kg7 Qe3 g5 Bg3 Kg8 Qf2; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 5-> 0.23 -0.04 1. Rae1 Rf8 2. b3 Bd6 3. Bg4 Bxf4 4. > Rxf4 > 6 0.35 -0.04 1. Rae1 Rf8 2. b3 Bd6 3. Bg4 Bxf4 4. > Rxf4 > 6-> 0.70 -0.04 1. Rae1 Rf8 2. b3 Bd6 3. Bg4 Bxf4 4. > Rxf4 > 7 1.26 0.00 1. Rae1 Rf8 2. b3 Bd6 3. Bg4 Nd8 4. > a4 Bxf4 5. Rxf4 > 7-> 2.62 0.00 1. Rae1 Rf8 2. b3 Bd6 3. Bg4 Nd8 4. > a4 Bxf4 5. Rxf4 > 8 5.72 -0.15 1. Rae1 Bc8 2. Bh5+ g6 3. Bf3 g5 4. > Bh5+ Nxh5 5. Qxh5+ Kg7 6. Be5+ Nxe5 > 7. Rxe5 > 8-> 12.19 -0.15 1. Rae1 Bc8 2. Bh5+ g6 3. Bf3 g5 4. > Bh5+ Nxh5 5. Qxh5+ Kg7 6. Be5+ Nxe5 > 7. Rxe5 > 9 17.24 -0.13 1. Rae1 Bc8 2. Qc4 Nd8 3. Rf2 Kg8 4. > Ref1 Rf8 5. Be5 > 9-> 32.76 -0.13 1. Rae1 Bc8 2. Qc4 Nd8 3. Rf2 Kg8 4. > Ref1 Rf8 5. Be5 > 10 43.12 -0.18 1. Rae1 Bc8 2. Bh5+ g6 3. Bf3 Kg7 4. > Qe3 g5 5. Bg3 Kg8 6. Qf2 > 10-> 1:39 -0.18 1. Rae1 Bc8 2. Bh5+ g6 3. Bf3 Kg7 4. > Qe3 g5 5. Bg3 Kg8 6. Qf2 > time=3:00 cpu=100% mat=0 n=93685390 fh=94% nps=519k > ext-> chk=5289176 cap=231237 pp=5595 1rep=295726 mate=5116 > predicted=0 nodes=93685390 evals=17011374 > endgame tablebase-> probes done=0 successful=0 > >[D]4r3/pb1qbkp1/1pn1pn1p/7B/3P1B2/2P5/PP2Q1PP/R4RK1 b - - acd 12; acn 97816102; >acs 181; bm g6; ce -70; pv g6 Bg4 h5 Bh3 Nd8 Bg5 Kg7 Qe5 Rf8 a4 a5 b3; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 6-> 0.21 0.00 1. ... Nxh5 2. Qxh5+ Kg8 3. Bxh6 gxh6 > 4. Qg6+ Kh8 5. Qxh6+ Kg8 6. Qg6+ Kh8 > 7. Qh6+ > 7 0.51 0.00 1. ... Nxh5 2. Qxh5+ Kg8 3. Bxh6 gxh6 > 4. Qg6+ Kh8 5. Qxh6+ Kg8 6. Qg6+ Kh8 > 7. Qh6+ > 7-> 0.55 0.00 1. ... Nxh5 2. Qxh5+ Kg8 3. Bxh6 gxh6 > 4. Qg6+ Kh8 5. Qxh6+ Kg8 6. Qg6+ Kh8 > 7. Qh6+ > 8 1.51 0.00 1. ... Nxh5 2. Qxh5+ Kg8 3. Bxh6 gxh6 > 4. Qg6+ Kh8 5. Qxh6+ Kg8 6. Qg6+ Kh8 > 7. Qh6+ > 8-> 1.61 0.00 1. ... Nxh5 2. Qxh5+ Kg8 3. Bxh6 gxh6 > 4. Qg6+ Kh8 5. Qxh6+ Kg8 6. Qg6+ Kh8 > 7. Qh6+ > 9 1.77 -- 1. ... Nxh5 > 9 11.21 0.89 1. ... Nxh5 2. Qxh5+ Kg8 3. Bxh6 Rf8 > 4. Qg4 Bf6 5. Rae1 Ba6 6. Rf2 <HT> > 9 18.97 0.35 1. ... g6 2. Bf3 Kg7 3. Qe3 g5 4. Be5 > Nxe5 5. Bxb7 Nfg4 > 9-> 19.01 0.35 1. ... g6 2. Bf3 Kg7 3. Qe3 g5 4. Be5 > Nxe5 5. Bxb7 Nfg4 > 10 34.66 0.26 1. ... g6 2. Bg4 Nxg4 3. Qxg4 Kg7 4. > Rae1 Bd8 5. Rf2 Qd5 6. Ref1 Qxa2 > 10-> 35.04 0.26 1. ... g6 2. Bg4 Nxg4 3. Qxg4 Kg7 4. > Rae1 Bd8 5. Rf2 Qd5 6. Ref1 Qxa2 > 11 40.94 -- 1. ... g6 > 11 1:25 0.66 1. ... g6 2. Bg4 h5 3. Bh3 Nd8 4. Bh6 > Qd5 5. Rf3 Kg8 6. Raf1 Ne4 > 11-> 1:27 0.66 1. ... g6 2. Bg4 h5 3. Bh3 Nd8 4. Bh6 > Qd5 5. Rf3 Kg8 6. Raf1 Ne4 > 12 2:27 0.70 1. ... g6 2. Bg4 h5 3. Bh3 Nd8 4. Bg5 > Kg7 5. Qe5 Rf8 6. a4 a5 7. b3 > time=3:00 cpu=100% mat=0 n=97816102 fh=95% nps=542k > ext-> chk=5970548 cap=152919 pp=22433 1rep=375198 mate=9299 > predicted=0 nodes=97816102 evals=13798611 > endgame tablebase-> probes done=0 successful=0 > >Up to here, we are basically even and playing according to plan -- black even >has a slight edge according to a short search by Crafty: > >[D]4r3/pb1qbk2/1pn1pnpp/7B/3P1B2/2P5/PP2Q1PP/R4RK1 w - - acd 12; acn 98664958; >acs 182; bm Bg4; ce -19; pv Bg4 h5 Bh3 Nd8 Be5 Rf8 Rf4 Kg8 Raf1 Nd5 Rxf8+ Bxf8 >Qf2 Bd6; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 5-> 0.19 0.05 1. Bf3 Kg7 2. Qe3 g5 3. Bg3 > 6 0.24 -0.13 1. Bf3 Kg7 2. Rae1 g5 3. Bg3 Bd6 > 6-> 0.45 -0.13 1. Bf3 Kg7 2. Rae1 g5 3. Bg3 Bd6 > 7 0.64 -0.34 1. Bf3 Kg7 2. Rae1 Nd5 3. Bg3 Bg5 4. > Qf2 > 7-> 1.60 -0.34 1. Bf3 Kg7 2. Rae1 Nd5 3. Bg3 Bg5 4. > Qf2 > 8 2.86 -0.31 1. Bf3 g5 2. Be5 Kg7 3. Rae1 Nxe5 4. > Bxb7 Neg4 > 8-> 5.74 -0.31 1. Bf3 g5 2. Be5 Kg7 3. Rae1 Nxe5 4. > Bxb7 Neg4 > 9 8.77 -0.18 1. Bf3 Kg7 2. Rae1 Bc8 3. Qe3 g5 4. > Bg3 Kg8 5. Qf2 > 9-> 14.49 -0.18 1. Bf3 Kg7 2. Rae1 Bc8 3. Qe3 g5 4. > Bg3 Kg8 5. Qf2 > 10 19.46 -0.34 1. Bf3 Kg7 2. Rae1 Nd5 3. Qxe6 Qxe6 > 4. Rxe6 Nxf4 5. Bxc6 Ne2+ 6. Kh1 Bxc6 > 7. Rxc6 > 10 45.66 0.04 1. Bg4 Rh8 2. Bh3 Nd8 3. Rae1 Qc6 4. > Rf3 Kg7 5. Ref1 Rf8 > 10-> 50.74 0.04 1. Bg4 Rh8 2. Bh3 Nd8 3. Rae1 Qc6 4. > Rf3 Kg7 5. Ref1 Rf8 > 11 1:24 -0.10 1. Bg4 h5 2. Bh3 Nd8 3. Be5 Rf8 4. > Rf4 Kg8 5. Raf1 Nd5 6. Rxf8+ Bxf8 7. > Qf2 > 11-> 2:01 -0.10 1. Bg4 h5 2. Bh3 Nd8 3. Be5 Rf8 4. > Rf4 Kg8 5. Raf1 Nd5 6. Rxf8+ Bxf8 7. > Qf2 > 12 2:42 -0.19 1. Bg4 h5 2. Bh3 Nd8 3. Be5 Rf8 4. > Rf4 Kg8 5. Raf1 Nd5 6. Rxf8+ Bxf8 7. > Qf2 Bd6 > time=3:00 cpu=99% mat=0 n=98664958 fh=95% nps=546k > ext-> chk=5365400 cap=166966 pp=22603 1rep=238357 mate=9685 > predicted=0 nodes=98664958 evals=15107803 > endgame tablebase-> probes done=0 successful=0 > >Here is the fatal mistake --> h5 should be the move instead of Nxg4 which should >really be the 'am' for sure. It is fairly difficult to avoid Nxg4. > >[D]4r3/pb1qbk2/1pn1pnpp/8/3P1BB1/2P5/PP2Q1PP/R4RK1 b - - acd 12; acn 96653046; >acs 182; bm Nxg4; ce -62; pv h5 Bh3 Nd8 Rae1 Kg7 Be5 Rf8 Rf2 Kg8 Qd3 Qe8 Qf1; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 6-> 0.25 -0.03 1. ... Nxg4 2. Qxg4 Kg7 3. Rae1 Ba6 > 4. Rf3 Bc4 > 7 0.43 0.26 1. ... Nxg4 2. Qxg4 Kg7 3. Rae1 Bc8 > 4. Rf3 e5 5. Qxd7 Bxd7 6. dxe5 > 7-> 0.71 0.26 1. ... Nxg4 2. Qxg4 Kg7 3. Rae1 Bc8 > 4. Rf3 e5 5. Qxd7 Bxd7 6. dxe5 > 8 1.25 0.26 1. ... Nxg4 2. Qxg4 Kg7 3. Rae1 Bd8 > 4. Rf2 Qd5 5. Ref1 Qxa2 > 8-> 2.05 0.26 1. ... Nxg4 2. Qxg4 Kg7 3. Rae1 Bd8 > 4. Rf2 Qd5 5. Ref1 Qxa2 > 9 2.87 -- 1. ... Nxg4 > 9 9.71 1.21 1. ... Nxg4 2. Qxg4 Rg8 3. Bxh6+ Ke8 > 4. Rae1 Bc8 5. Bg5 Kd8 6. Bxe7+ Qxe7 > 7. Qf4 Rh8 > 9 18.75 0.71 1. ... Rh8 2. Rae1 Nd8 3. Bf3 Kg7 4. > Bxb7 Qxb7 5. Qf2 Qd5 6. b3 > 9 24.91 0.66 1. ... h5 2. Bh3 Nd8 3. Bh6 Qd5 4. > Rf3 Kg8 5. Raf1 Ne4 > 9-> 25.58 0.66 1. ... h5 2. Bh3 Nd8 3. Bh6 Qd5 4. > Rf3 Kg8 5. Raf1 Ne4 > 10 33.37 0.70 1. ... h5 2. Bh3 Nd8 3. Bg5 Kg7 4. > Qe5 Rf8 5. a4 a5 6. b3 > 10-> 48.30 0.70 1. ... h5 2. Bh3 Nd8 3. Bg5 Kg7 4. > Qe5 Rf8 5. a4 a5 6. b3 > 11 1:14 0.59 1. ... h5 2. Bh3 Nd8 3. Be5 Rf8 4. > Rf4 Kg8 5. Raf1 Nd5 6. Rxf8+ Bxf8 7. > Qf2 Bd6 > 11-> 1:27 0.59 1. ... h5 2. Bh3 Nd8 3. Be5 Rf8 4. > Rf4 Kg8 5. Raf1 Nd5 6. Rxf8+ Bxf8 7. > Qf2 Bd6 > 12 2:17 0.62 1. ... h5 2. Bh3 Nd8 3. Rae1 Kg7 4. > Be5 Rf8 5. Rf2 Kg8 6. Qd3 Qe8 7. Qf1 > time=3:00 cpu=100% mat=0 n=96653046 fh=95% nps=536k > ext-> chk=4171825 cap=189476 pp=19455 1rep=195637 mate=11931 > predicted=0 nodes=96653046 evals=18470423 > endgame tablebase-> probes done=0 successful=0 > >Black is now on the ropes, but look how deep of a search is needed to see that: >[D]4r3/pb1qbk2/1pn1p1pp/8/3P1Bn1/2P5/PP2Q1PP/R4RK1 w - - acd 12; acn 95894324; >acs 181; bm Qxg4; ce -16; pv Qxg4 Rg8 Rae1 Bc8 b4 Kg7 Re3 b5 Rh3 Rh8 Rhf3; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 6-> 0.23 -0.78 1. Qxg4 Kg7 2. Rae1 Ba6 3. Rf2 Bc4 > 7 0.34 -0.46 1. Qxg4 Kg7 2. Rae1 Bc8 3. Rf3 Qd5 > 4. b3 > 7-> 0.65 -0.46 1. Qxg4 Kg7 2. Rae1 Bc8 3. Rf3 Qd5 > 4. b3 > 8 0.89 -0.50 1. Qxg4 Kg7 2. Rae1 Bc8 3. Re3 h5 4. > Qf3 Kg8 > 8-> 1.58 -0.50 1. Qxg4 Kg7 2. Rae1 Bc8 3. Re3 h5 4. > Qf3 Kg8 > 9 3.14 ++ 1. Qxg4!! > 9 8.07 0.36 1. Qxg4 Rg8 2. Rae1 Ke8 3. Qxe6 Qxe6 > 4. Rxe6 Kd7 5. d5 g5 6. Be3 > 9-> 9.50 0.36 1. Qxg4 Rg8 2. Rae1 Ke8 3. Qxe6 Qxe6 > 4. Rxe6 Kd7 5. d5 g5 6. Be3 > 10 16.87 0.58 1. Qxg4 Rg8 2. d5 Qxd5 3. c4 Qd7 4. > Rad1 Qc8 5. Bxh6+ Bf6 6. Rd6 > 10-> 19.39 0.58 1. Qxg4 Rg8 2. d5 Qxd5 3. c4 Qd7 4. > Rad1 Qc8 5. Bxh6+ Bf6 6. Rd6 > 11 28.47 -- 1. Qxg4 > 11 50.66 -0.16 1. Qxg4 Rg8 2. Rae1 Bc8 3. b4 Kg7 4. > Re3 b5 5. Rh3 Rh8 6. Rhf3 > 11-> 1:00 -0.16 1. Qxg4 Rg8 2. Rae1 Bc8 3. b4 Kg7 4. > Re3 b5 5. Rh3 Rh8 6. Rhf3 > 12 1:19 ++ 1. Qxg4!! > time=3:00 cpu=99% mat=-3 n=95894324 fh=94% nps=531k > ext-> chk=5229426 cap=160130 pp=14165 1rep=371824 mate=25289 > predicted=0 nodes=95894324 evals=19080381 > endgame tablebase-> probes done=0 successful=0 > >It's all over now but the shouting: >[D]4r3/pb1qbk2/1pn1p1pp/8/3P1BQ1/2P5/PP4PP/R4RK1 b - - acd 12; acn 94898151; acs >182; bm Kg7; ce -225; pv Rg8 d5 Qxd5 Rad1 Qxa2 c4 Rg7 Bxh6+ Kg8 Bxg7 Kxg7 Rd7 >Bc8; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 7 0.32 0.26 1. ... Kg7 2. Rae1 Bd8 3. Rf2 Qd5 4. > Ref1 Qxa2 > 7-> 0.37 0.26 1. ... Kg7 2. Rae1 Bd8 3. Rf2 Qd5 4. > Ref1 Qxa2 > 8 1.07 -- 1. ... Kg7 > 8 1.86 2.31 1. ... Kg7 2. Bxh6+ Kh8 3. Rf7 Rg8 > 4. Raf1 Nd8 5. R7f2 Bd5 > 8 4.83 1.21 1. ... Rg8 2. Bxh6+ Ke8 3. Rae1 Bc8 > 4. Bg5 Kd8 5. Bxe7+ Qxe7 6. Qf4 Rh8 > 8-> 4.90 1.21 1. ... Rg8 2. Bxh6+ Ke8 3. Rae1 Bc8 > 4. Bg5 Kd8 5. Bxe7+ Qxe7 6. Qf4 Rh8 > 9 8.28 1.51 1. ... Rg8 2. d5 Qxd5 3. c4 Qd7 4. > Rad1 Qc8 5. Bxh6+ Bf6 6. Rd6 > 9-> 9.22 1.51 1. ... Rg8 2. d5 Qxd5 3. c4 Qd7 4. > Rad1 Qc8 5. Bxh6+ Bf6 6. Rd6 > 10 15.89 1.48 1. ... Rg8 2. d5 Qxd5 3. c4 Qh5 4. > Be5+ Ke8 5. Qxe6 Rf8 6. Rxf8+ Kxf8 > 7. Rf1+ Ke8 8. Bf6 > 10-> 17.02 1.48 1. ... Rg8 2. d5 Qxd5 3. c4 Qh5 4. > Be5+ Ke8 5. Qxe6 Rf8 6. Rxf8+ Kxf8 > 7. Rf1+ Ke8 8. Bf6 > 11 49.78 1.18 1. ... Rg8 2. d5 Qxd5 3. c4 Qd7 4. > Rad1 Qc8 5. Bxh6+ Ke8 6. Qf4 Bc5+ 7. > Kh1 Rh8 > 11-> 52.04 1.18 1. ... Rg8 2. d5 Qxd5 3. c4 Qd7 4. > Rad1 Qc8 5. Bxh6+ Ke8 6. Qf4 Bc5+ 7. > Kh1 Rh8 > 12 56.94 -- 1. ... Rg8 > 12 1:36 2.25 1. ... Rg8 2. d5 Qxd5 3. Rad1 Qxa2 > 4. c4 Rg7 5. Bxh6+ Kg8 6. Bxg7 Kxg7 > 7. Rd7 Bc8 > time=3:00 cpu=100% mat=0 n=94898151 fh=94% nps=525k > ext-> chk=4607873 cap=164006 pp=21210 1rep=295028 mate=30465 > predicted=0 nodes=94898151 evals=20474690 > endgame tablebase-> probes done=0 successful=0 > >[D]4r3/pb1qb1k1/1pn1p1pp/8/3P1BQ1/2P5/PP4PP/R4RK1 w - - acd 13; acn 106493706; >acs 182; bm Bxh6+; ce 423; pv Bxh6+ Kh8 Rf7 Ne5 Bg7+ Kg8 Bxe5 Kxf7 Rf1+ Bf6 Qg5 >Rg8 Rxf6+ Ke8 Qe3; > > time surplus 0.00 time limit 3:00 (3:00) > nss depth time score variation (1) > 6-> 0.29 -0.56 1. Rae1 Bc8 2. Rf2 Qd5 3. Ref1 Qxa2 > 7 0.90 -0.56 1. Rae1 Bd6 2. Rf3 Ba6 3. b3 Bb5 4. > Bxd6 Qxd6 > 7 1.29 ++ 1. Bxh6+!! > 7 2.00 1.41 1. Bxh6+ Kh8 2. Rf7 Rg8 3. Raf1 Nd8 > 4. R7f2 Bd5 > 7-> 2.06 1.41 1. Bxh6+ Kh8 2. Rf7 Rg8 3. Raf1 Nd8 > 4. R7f2 Bd5 > 8 2.19 ++ 1. Bxh6+!! > 8 3.27 4.61 1. Bxh6+ Kh8 2. Qxg6 Rg8 3. Qh5 Qe8 > 4. Rf7 Rxg2+ 5. Kh1 Qxf7 6. Qxf7 > 8-> 3.33 4.61 1. Bxh6+ Kh8 2. Qxg6 Rg8 3. Qh5 Qe8 > 4. Rf7 Rxg2+ 5. Kh1 Qxf7 6. Qxf7 > 9 4.62 4.92 1. Bxh6+ Kh8 2. Rf7 Ne5 3. Bg7+ Kg8 > 4. Bxe5 Kxf7 5. Rf1+ Bf6 6. Rxf6+ Kg8 > 7. Qxg6+ Kh8 > 9-> 4.76 4.92 1. Bxh6+ Kh8 2. Rf7 Ne5 3. Bg7+ Kg8 > 4. Bxe5 Kxf7 5. Rf1+ Bf6 6. Rxf6+ Kg8 > 7. Qxg6+ Kh8 > 10 6.73 -- 1. Bxh6+ > 10 10.39 ++ 1. Bxh6+!! > 10 23.99 5.59 1. Bxh6+ Kh8 2. Qxg6 Rg8 3. Qh5 Bd8 > 4. d5 exd5 5. Rf7 Qxf7 6. Qxf7 Na5 > 10-> 24.29 5.59 1. Bxh6+ Kh8 2. Qxg6 Rg8 3. Qh5 Bd8 > 4. d5 exd5 5. Rf7 Qxf7 6. Qxf7 Na5 > 11 28.50 -- 1. Bxh6+ > 11 45.24 4.23 1. Bxh6+ Kh8 2. Rf7 Ne5 3. Bg7+ Kg8 > 4. Bxe5 Kxf7 5. Rf1+ Bf6 6. Qg5 Rg8 > 7. Rxf6+ Ke8 8. Qe3 > 11-> 46.35 4.23 1. Bxh6+ Kh8 2. Rf7 Ne5 3. Bg7+ Kg8 > 4. Bxe5 Kxf7 5. Rf1+ Bf6 6. Qg5 Rg8 > 7. Rxf6+ Ke8 8. Qe3 > 12 49.21 ++ 1. Bxh6+!! > 12-> 2:25 4.62 1. Bxh6+ Kh8 2. Rf7 Ne5 3. Bg7+ Kg8 > 4. Bxe5 Kxf7 5. Rf1+ Bf6 6. Qg5 Rg8 > 7. Rxf6+ Ke8 8. Qe3 > 13 2:33 ++ 1. Bxh6+!! > time=3:00 cpu=99% mat=0 n=106493706 fh=96% nps=590k > ext-> chk=8701815 cap=103433 pp=13973 1rep=797772 mate=31259 > predicted=0 nodes=106493706 evals=9733723 > endgame tablebase-> probes done=0 successful=0 > >In short, I think GM Gulko made one single mistake and a very forgiveable one at >that. Namely, here: >4r3/pb1qbk2/1pn1pnpp/8/3P1BB1/2P5/PP2Q1PP/R4RK1 b - - am Nxg4; bm h5; id >"Shredder/Gulko 3-20-02";
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