Author: Tony Werten
Date: 23:46:47 03/14/03
Go up one level in this thread
On March 14, 2003 at 12:14:32, Robert Hyatt wrote: >I am attaching the SMP results for 1, 2 and 4 cpus, for the first 12 BS2830 >positions. >Vincent apparently wanted to pick and choose to produce a set of positions >Crafty does >badly on. I prefer to take a random set of positions, in this case the first 12 >BS2830's >without any attempt to "pick the best or the worst." > >Here's the results, including the edited log files. I deleted all output for >searches >less than 9 plies deep, and I deleted most of the statistics (EGTB probes, SMP >stuff, >etc) to make it as short as possible. It still turns out to be a _long_ post. > >Here we go: > >(this was also posted to rec.games.chess.computer since Vincent likes to make a >fool of >himself there as well as here).Here is the data produced by running the first 12 >BS2830 >positions thru Crafty, using one, two and four processors >on a quad 550 xeon box. The first 12 lines are the raw times >needed to search to a depth of ten plies for each of the 12 >positions, using 1, 2 and 4 processors. > >Raw times: > > 1cpu 2cpus 4cpus > 1. 19.9 15.5 11.9 > 2. 171.0 132.0 79.0 > 3. 90.0 51.4 28.3 > 4. 3.5 2.1 1.4 > 5. 78.0 42.8 21.0 > 6. 0.4 0.2 0.2 > 7. 0.4 0.2 0.2 > 8. 39.0 19.0 16.2 > 9. 18.2 9.9 5.5 >10. 119.0 59.4 36.5 >11. 29.2 15.4 8.2 >12. 72.0 40.3 23.3 > >Speedup per position: > > 2cpu 4cpu > 1. 1.3 1.7 > 2. 1.3 2.2 > 3. 1.8 3.2 > 4. 1.6 2.6 > 5. 1.8 3.7 > 6. 2.1 2.3 > 7. 1.8 1.6 > 8. 2.0 2.4 > 9. 1.8 3.3 >10. 2.0 3.3 >11. 1.9 3.5 >12. 1.8 3.1 > ----- ----- > avg 1.8 2.7 > >The above average weighs every position equally. An alternative >way is to add all the times in the columns, and then divide the >one cpu total by the two cpu total (or the 4 cpu total) which >weights the positions that took longer, higher. That gives the >following speedup numbers. > > 2cpu 4cpu > avg 1.6 2.8 This would suggest you have to adjust your speedup formula to 1+(cpu-1)*0.6 (IIRC correctly it was 0.7 ) Tony > >If I were trying to do this for a paper, I would have run the >test a bit differently, because at least 2 of the 12 positions >were not searched deeply enough for reasonable parallel comparison, >since 6 and 7 took .4 seconds each, compared to almost three minutes >for number 2. However, I didn't think Vincent was worth going to >a lot of trouble, since he has these sorts of fantasies from time >to time. > >Also note that I ran these twelve positions once with 1 processor, >once with 2, and once with 4. I didn't do my usual run 4-8 times >and average to smooth out the SMP variability, again because (a) >I don't think Vincent is worth the trouble and (b) no amount of >data is going to bring him out of his imaginary world anyway. I >ran the test this was so that I could do them quickly and get this >out of the way. > >If anybody is interested in the 4 cpu test output, I'll be happy to >post that as well. The data below is raw, but edited. I deleted the >output for any searches < 9 plies deep, plus I deleted some of the >statistics output at the end of each search, to limit the total >length. > >Feel free to make any comments you choose. > >Vincent can feel free to once again "run and hide" when data doesn't >support his wild claims and insults. > >As always... > > >Finally, here is the raw data as produced by the one and two >processor searches. I can post the 4 processor data if anyone >thinks it is interesting, but the post is going to be pretty long >as it is. > >One cpu log file, 550mhz quad xeon using mt=0. >---------------------------------------------- > >Crafty v19.4 (1 cpus) >solution 1. Qxf3 > depth time score variation (1) > 9 6.91 -0.26 1. ... Qf5 2. d4 Rg6 3. Bd1 Qd5 4. > f4 Bh3 5. Bf3 Qf5 > 9 7.67 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 > 9-> 11.19 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 > 10 12.54 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 > 10-> 19.92 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 > time=19.92 cpu=100% mat=0 n=5805730 fh=94% nps=291k >----------------------> solution incorrect (0/1). >solution 1. f5 > depth time score variation (1) > 9 12.96 1.37 1. ... Bg6 2. a3 Qe5 3. Qf6+ Qxf6 4. > gxf6+ Kd8 5. Ne3 Re4 6. Rfe1 d5 7. > axb4 Rxb4 > 9 20.49 1.33 1. ... R8h7 2. c3 Qe5 3. Qf6+ Qxf6 > 4. gxf6+ Kd6 5. cxb4 Bd5 6. a3 e5 > 9-> 37.02 1.33 1. ... R8h7 2. c3 Qe5 3. Qf6+ Qxf6 > 4. gxf6+ Kd6 5. cxb4 Bd5 6. a3 e5 > 10 47.30 1.52 1. ... R8h7 2. c3 Bd3 3. Re1 Qf4 4. > Qc5+ Qd6 5. Qxd6+ Kxd6 6. Re3 Bc4 7. > cxb4 e5 > 10 2:08 1.33 1. ... Kd8 2. c3 Qe5 3. Qb6+ Ke8 4. > Nf2 Bd5 5. g6 fxg6 6. cxb4 Qxb2 > 10 2:34 1.18 1. ... Bxg2 2. Kxg2 Rxh3 3. Qxf7+ Kd8 > 4. Qf6+ Ke8 5. Kf2 Qxc2+ 6. Ke1 Qe4+ > 7. Kd2 Qd3+ 8. Kc1 Qc4+ 9. Nc3 bxc3 > 10-> 2:51 1.18 1. ... Bxg2 2. Kxg2 Rxh3 3. Qxf7+ Kd8 > 4. Qf6+ Ke8 5. Kf2 Qxc2+ 6. Ke1 Qe4+ > 7. Kd2 Qd3+ 8. Kc1 Qc4+ 9. Nc3 bxc3 > time=2:51 cpu=99% mat=1 n=44935903 fh=92% nps=261k >----------------------> solution incorrect (0/2). >solution 1. Bh3+ > depth time score variation (1) > 9 17.59 1.17 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 > 9-> 28.41 1.17 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 > 10 33.98 1.16 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 a6 7. Nxg4 > Bxg4 > 10-> 1:30 1.16 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 a6 7. Nxg4 > Bxg4 > time=1:30 cpu=99% mat=1 n=22344750 fh=92% nps=246k >----------------------> solution incorrect (0/3). >solution 1. Nd4 >end-game phase > depth time score variation (1) > 9 1.07 -4.28 1. Re4 Qxf5 2. Kxb2 Qd5 3. Rc4+ Kxd7 > 4. Rc3 Kd6 5. Ka3 Qd4 6. Kxb3 > 9-> 1.25 -4.28 1. Re4 Qxf5 2. Kxb2 Qd5 3. Rc4+ Kxd7 > 4. Rc3 Kd6 5. Ka3 Qd4 6. Kxb3 > 10 3.18 -4.33 1. Re4 Qxf5 2. Kxb2 Qd5 3. Kc3 Kxd7 > 4. Rb4 Kc6 5. Rxb3 Qc5+ 6. Kd2 > 10-> 3.51 -4.33 1. Re4 Qxf5 2. Kxb2 Qd5 3. Kc3 Kxd7 > 4. Rb4 Kc6 5. Rxb3 Qc5+ 6. Kd2 > time=3.51 cpu=100% mat=-1 n=1054208 fh=91% nps=300k >----------------------> solution incorrect (0/4). >solution 1. Rxe6 > depth time score variation (1) > 9 30.98 0.98 1. Qh3 Na5 2. Ba4 Rh8 3. Re2 Bf8 4. > Bxf8 Rcxf8 5. Rde1 Nf4 > 9-> 39.69 0.98 1. Qh3 Na5 2. Ba4 Rh8 3. Re2 Bf8 4. > Bxf8 Rcxf8 5. Rde1 Nf4 > 10 48.03 0.93 1. Qh3 Na5 2. Ba4 Rh8 3. Rc1 Rxc1 4. > Bxc1 a6 5. Qg4 Nc4 6. Bb3 > 10-> 1:18 0.93 1. Qh3 Na5 2. Ba4 Rh8 3. Rc1 Rxc1 4. > Bxc1 a6 5. Qg4 Nc4 6. Bb3 > time=1:18 cpu=99% mat=0 n=22795751 fh=96% nps=291k >----------------------> solution incorrect (0/5). >solution 1. f3 >end-game phase > depth time score variation (1) > 9 0.18 0.74 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. e4+ Kc4 5. Ke3 Kxb5 6. Kd4 Kc6 > 9-> 0.23 0.74 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. e4+ Kc4 5. Ke3 Kxb5 6. Kd4 Kc6 > 10 0.34 0.52 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. b3 Kc5 5. Ke4 Kb4 6. Ke5 Kxb3 > 10-> 0.44 0.52 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. b3 Kc5 5. Ke4 Kb4 6. Ke5 Kxb3 > time=0.44 cpu=97% mat=1 n=141903 fh=96% nps=322k >----------------------> solution incorrect (0/6). >solution 1. b4 >end-game phase > depth time score variation (1) > 9 0.11 0.08 1. Bd2 Bg5 2. Bf4 h5 3. h3 h4 4. b3 > Bxf4 5. Kxf4 Kh5 <HT> > 9-> 0.17 0.08 1. Bd2 Bg5 2. Bf4 h5 3. h3 h4 4. b3 > Bxf4 5. Kxf4 Kh5 <HT> > 10 0.24 0.06 1. Bd2 Bg5 2. Be1 h5 3. h4 Bc1 4. Bc3 > Kh6 5. b3 Kg6 > 10-> 0.37 0.06 1. Bd2 Bg5 2. Be1 h5 3. h4 Bc1 4. Bc3 > Kh6 5. b3 Kg6 > time=0.37 cpu=102% mat=0 n=125959 fh=93% nps=340k >----------------------> solution incorrect (0/7). >solution 1. Bh5 > depth time score variation (1) > 9 6.40 -- 1. ... Bxf3 > 9 10.15 -0.35 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nf4 5. Qxf4 Kxg7 6. Qg5+ Kh8 > 7. Rxd5 > 9-> 17.33 -0.35 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nf4 5. Qxf4 Kxg7 6. Qg5+ Kh8 > 7. Rxd5 > 10 30.71 -0.46 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nf8 5. Bf6+ Ng6 6. Qg5 Qc4 7. > Rhg1 Re2 > 10-> 38.99 -0.46 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nf8 5. Bf6+ Ng6 6. Qg5 Qc4 7. > Rhg1 Re2 > time=38.99 cpu=100% mat=0 n=10914696 fh=90% nps=279k >----------------------> solution incorrect (0/8). >solution 1. Nb1 > depth time score variation (1) > 9 4.72 -0.77 1. Nb1 Qb4 2. Nc3 O-O-O 3. a3 Qb6 4. > Rab1 Kb8 5. Rfd1 > 9-> 6.15 -0.77 1. Nb1 Qb4 2. Nc3 O-O-O 3. a3 Qb6 4. > Rab1 Kb8 5. Rfd1 > 10 11.06 -0.86 1. Nb1 Qb4 2. Qe3 Qa4 3. a3 Na7 4. > Nc3 Qc6 5. Qd4 e5 <HT> > 10-> 18.21 -0.86 1. Nb1 Qb4 2. Qe3 Qa4 3. a3 Na7 4. > Nc3 Qc6 5. Qd4 e5 <HT> > time=18.21 cpu=99% mat=-1 n=4570447 fh=90% nps=250k >----------------------> solution correct (1/9). >solution 1. Bd2 > depth time score variation (1) > 9 17.23 -1.07 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Bxc3 5. Qxc3+ Qf6 6. Qa5 Qf4 > 9-> 49.73 -1.07 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Bxc3 5. Qxc3+ Qf6 6. Qa5 Qf4 > 10 1:10 -0.95 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Rec8 5. Rfc1 Bxc3 6. Rxc3 Rxc3 > 7. Qxc3+ Qf6 > 10-> 1:59 -0.95 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Rec8 5. Rfc1 Bxc3 6. Rxc3 Rxc3 > 7. Qxc3+ Qf6 > time=1:59 cpu=99% mat=-3 n=30941544 fh=94% nps=258k >----------------------> solution incorrect (1/10). >solution 1. exf6 > depth time score variation (1) > 9 7.54 -0.19 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Nxb7 Nd7 > 4. Qa3 Qd5 5. Be4 Qd2 > 9-> 10.53 -0.19 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Nxb7 Nd7 > 4. Qa3 Qd5 5. Be4 Qd2 > 10 20.02 -0.30 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Qxe6+ Kxe6 > 4. Nxb7 Nd7 5. Be4 b4 6. Rac1 Rab8 > 7. Bxc6 Kxe5 8. cxb4 cxb4 > 10-> 29.21 -0.30 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Qxe6+ Kxe6 > 4. Nxb7 Nd7 5. Be4 b4 6. Rac1 Rab8 > 7. Bxc6 Kxe5 8. cxb4 cxb4 > time=29.21 cpu=99% mat=-1 n=7685328 fh=93% nps=263k >----------------------> solution incorrect (1/11). >solution 1. Bb2 > depth time score variation (1) > 9 11.69 -0.02 1. Qc3 Ne5 2. d4 Nxf3+ 3. Qxf3 Qxf3 > 4. gxf3 Bh3 5. Rd1 h6 6. Bd2 Rad8 > 9-> 22.46 -0.02 1. Qc3 Ne5 2. d4 Nxf3+ 3. Qxf3 Qxf3 > 4. gxf3 Bh3 5. Rd1 h6 6. Bd2 Rad8 > 10 35.00 -0.06 1. Qc3 Ne5 2. Bb2 Qf4 3. Ng5 Re7 4. > Qd4 Qxg5 5. f4 Qf6 6. fxe5 Bxe5 7. > Rxf6 Bxd4+ > 10-> 1:12 -0.06 1. Qc3 Ne5 2. Bb2 Qf4 3. Ng5 Re7 4. > Qd4 Qxg5 5. f4 Qf6 6. fxe5 Bxe5 7. > Rxf6 Bxd4+ > time=1:12 cpu=99% mat=1 n=22006063 fh=94% nps=305k >----------------------> solution incorrect (1/12). > >Two cpu log file, 550mhz quad xeon using mt=2. >---------------------------------------------- >Crafty v19.4 (2 cpus) > >solution 1. Qxf3 > depth time score variation (1) > 9 5.78 -0.26 1. ... Qf5 2. d4 Rg6 3. Bd1 Qd5 4. > f4 Bh3 5. Bf3 Qf5 (s=4) > 9 6.65 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 (s=3) > 9-> 8.96 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 (s=4) > 10 10.27 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 (s=3) > 10-> 15.54 -0.45 1. ... Qxa6 2. Rxa6 c5 3. Bg4 Bb5 4. > Bxe6 Rxe6 5. Ra3 Bxf1 6. Kxf1 cxb4 > 7. cxb4 (s=5) > time=15.54 cpu=198% mat=0 n=8289728 fh=93% nps=533k >----------------------> solution incorrect (0/1). >solution 1. f5 > depth time score variation (1) > 9 7.23 1.37 1. ... Bg6 2. a3 Qe5 3. Qf6+ Qxf6 4. > gxf6+ Kd8 5. Ne3 Re4 6. Rfe1 d5 7. > axb4 Rxb4 > 9 11.23 1.33 1. ... R8h7 2. c3 Qe5 3. Qf6+ Qxf6 > 4. gxf6+ Kd6 5. cxb4 Bd5 6. a3 e5 > 9-> 19.18 1.33 1. ... R8h7 2. c3 Qe5 3. Qf6+ Qxf6 > 4. gxf6+ Kd6 5. cxb4 Bd5 6. a3 e5 (s=3) > 10 29.03 1.52 1. ... R8h7 2. c3 Bd3 3. Re1 Qf4 4. > Qc5+ Qd6 5. Qxd6+ Kxd6 6. Re3 Bc4 7. > cxb4 e5 (s=2) > 10 1:01 1.18 1. ... Bxg2 2. Kxg2 Rxh3 3. Qxf7+ Kd8 > 4. Qf6+ Ke8 5. Kf2 Qxc2+ 6. Ke1 Qe4+ > 7. Kd2 Qd3+ 8. Kc1 Qc4+ 9. Nc3 bxc3 > 10-> 2:12 1.18 1. ... Bxg2 2. Kxg2 Rxh3 3. Qxf7+ Kd8 > 4. Qf6+ Ke8 5. Kf2 Qxc2+ 6. Ke1 Qe4+ > 7. Kd2 Qd3+ 8. Kc1 Qc4+ 9. Nc3 bxc3 > (s=3) > time=2:12 cpu=199% mat=1 n=64823318 fh=91% nps=490k >----------------------> solution incorrect (0/2). >solution 1. Bh3+ > depth time score variation (1) > 9 12.28 1.17 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 > 9-> 18.42 1.17 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 > 10 21.86 1.16 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 a6 7. Nxg4 > Bxg4 > 10-> 51.37 1.16 1. ... Bh6 2. h4 g4 3. Nh2 Be6 4. f3 > Qd7 5. fxg4 Nxg4 6. Kg1 a6 7. Nxg4 > Bxg4 (s=6) > time=51.37 cpu=199% mat=1 n=23971969 fh=92% nps=466k >----------------------> solution incorrect (0/3). >solution 1. Nd4 >end-game phase > depth time score variation (1) > 9 0.75 -4.28 1. Re4 Qxf5 2. Kxb2 Qd5 3. Rc4+ Kxd7 > 4. Rc3 Kd6 5. Ka3 Qd4 6. Kxb3 > 9-> 0.85 -4.28 1. Re4 Qxf5 2. Kxb2 Qd5 3. Rc4+ Kxd7 > 4. Rc3 Kd6 5. Ka3 Qd4 6. Kxb3 > 10 1.91 -4.33 1. Re4 Qxf5 2. Kxb2 Qd5 3. Kc3 Kxd7 > 4. Rb4 Kc6 5. Rxb3 Qc5+ 6. Kd2 > 10-> 2.13 -4.33 1. Re4 Qxf5 2. Kxb2 Qd5 3. Kc3 Kxd7 > 4. Rb4 Kc6 5. Rxb3 Qc5+ 6. Kd2 > time=2.13 cpu=196% mat=-1 n=1129300 fh=90% nps=530k >----------------------> solution incorrect (0/4). >solution 1. Rxe6 > depth time score variation (1) > 9 17.68 0.98 1. Qh3 Na5 2. Ba4 Rh8 3. Re2 Bf8 4. > Bxf8 Rcxf8 5. Rde1 Nf4 > 9-> 22.34 0.98 1. Qh3 Na5 2. Ba4 Rh8 3. Re2 Bf8 4. > Bxf8 Rcxf8 5. Rde1 Nf4 > 10 26.66 0.93 1. Qh3 Na5 2. Ba4 Rh8 3. Rc1 Rxc1 4. > Bxc1 a6 5. Qg4 Nc4 6. Bb3 > 10-> 42.77 0.93 1. Qh3 Na5 2. Ba4 Rh8 3. Rc1 Rxc1 4. > Bxc1 a6 5. Qg4 Nc4 6. Bb3 (s=3) > time=42.77 cpu=199% mat=0 n=23368452 fh=96% nps=546k >----------------------> solution incorrect (0/5). >solution 1. f3 >end-game phase > depth time score variation (1) > 9 0.11 0.74 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. e4+ Kc5 5. Ke3 Kxb5 6. Kd4 Kc6 > 9-> 0.14 0.74 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. e4+ Kc5 5. Ke3 Kxb5 6. Kd4 Kc6 > 10 0.17 0.52 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. b3 Kc5 5. Ke4 Kb4 6. Ke5 Kxb3 > 10-> 0.21 0.52 1. Kf3 Kd4 2. e3+ fxe3 3. fxe3+ Kd5 > 4. b3 Kc5 5. Ke4 Kb4 6. Ke5 Kxb3 > time=0.21 cpu=196% mat=1 n=157620 fh=96% nps=751k >----------------------> solution incorrect (0/6). >solution 1. b4 >end-game phase > depth time score variation (1) > 9 0.09 0.05 1. Bf4 Bg5 2. Bg3 h5 3. Bf4 h4 4. h3 > Bxf4 5. Kxf4 Kh5 <HT> (s=4) > 9-> 0.14 0.05 1. Bf4 Bg5 2. Bg3 h5 3. Bf4 h4 4. h3 > Bxf4 5. Kxf4 Kh5 <HT> (s=5) > 10 0.17 0.08 1. Bf4 Bg5 2. Bg3 h5 3. Bf4 h4 4. h3 > Kh5 5. b3 Bxf4 6. Kxf4 (s=4) > 10-> 0.21 0.08 1. Bf4 Bg5 2. Bg3 h5 3. Bf4 h4 4. h3 > Kh5 5. b3 Bxf4 6. Kxf4 (s=2) > time=0.21 cpu=195% mat=0 n=126472 fh=93% nps=602k >----------------------> solution incorrect (0/7). >solution 1. Bh5 > depth time score variation (1) > 9 3.87 -- 1. ... Bxf3 > 9 5.86 -0.35 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nf4 5. Qxf4 Kxg7 6. Qg5+ Kh8 > 7. Rxd5 > 9-> 10.96 -0.35 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nf4 5. Qxf4 Kxg7 6. Qg5+ Kh8 > 7. Rxd5 (s=3) > 10 15.05 -0.39 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nxg7 5. Rhg1 Kf8 6. Qxg7+ Ke7 > 7. Qxh7 Nc6 (s=2) > 10-> 19.04 -0.39 1. ... Bxf3 2. gxf3 Nxc5 3. Bxg7 Ne6 > 4. Qg3 Nxg7 5. Rhg1 Kf8 6. Qxg7+ Ke7 > 7. Qxh7 Nc6 > time=19.04 cpu=198% mat=0 n=10068971 fh=91% nps=528k >----------------------> solution incorrect (0/8). >solution 1. Nb1 > depth time score variation (1) > 9 3.22 -0.67 1. Nb1 Qb2 2. Nc3 Nb4 3. Rfc1 O-O-O > 4. Qd4 d5 5. Qxf6 > 9-> 3.88 -0.67 1. Nb1 Qb2 2. Nc3 Nb4 3. Rfc1 O-O-O > 4. Qd4 d5 5. Qxf6 > 10 6.48 -0.86 1. Nb1 Qb4 2. Qe3 Qa4 3. a3 Na7 4. > Nc3 Qc6 5. Qd4 e5 > 10-> 9.89 -0.86 1. Nb1 Qb4 2. Qe3 Qa4 3. a3 Na7 4. > Nc3 Qc6 5. Qd4 e5 > time=9.89 cpu=198% mat=-1 n=4653379 fh=90% nps=470k >----------------------> solution correct (1/9). >solution 1. Bd2 > depth time score variation (1) > 9 8.93 -1.07 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Bxc3 5. Qxc3+ Qf6 6. Qa5 Qf4 > 9-> 25.76 -1.07 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Bxc3 5. Qxc3+ Qf6 6. Qa5 Qf4 > (s=3) > 10 34.54 -0.95 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Rec8 5. Rfc1 Bxc3 6. Rxc3 Rxc3 > 7. Qxc3+ Qf6 (s=2) > 10-> 59.42 -0.95 1. gxh7+ Kh8 2. Bxb7 Rab8 3. Bc3+ Bf6 > 4. Be4 Rec8 5. Rfc1 Bxc3 6. Rxc3 Rxc3 > 7. Qxc3+ Qf6 (s=3) > time=59.42 cpu=199% mat=-3 n=29327402 fh=94% nps=493k >----------------------> solution incorrect (1/10). >solution 1. exf6 > depth time score variation (1) > 9 4.06 -0.19 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Nxb7 Nd7 > 4. Qa3 Qd5 5. Be4 Qd2 > 9-> 5.65 -0.19 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Nxb7 Nd7 > 4. Qa3 Qd5 5. Be4 Qd2 > 10 10.57 -0.30 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Qxe6+ Kxe6 > 4. Nxb7 Nd7 5. Be4 b4 6. Rac1 Rab8 > 7. Bxc6 Kxe5 8. cxb4 cxb4 > 10-> 15.41 -0.30 1. Qb3 Nxh4 2. Nd6+ Ke7 3. Qxe6+ Kxe6 > 4. Nxb7 Nd7 5. Be4 b4 6. Rac1 Rab8 > 7. Bxc6 Kxe5 8. cxb4 cxb4 > time=15.41 cpu=199% mat=-1 n=7685008 fh=93% nps=498k >----------------------> solution incorrect (1/11). >solution 1. Bb2 > depth time score variation (1) > 9 5.84 -0.02 1. Qc3 Ne5 2. d4 Nxf3+ 3. Qxf3 Qxf3 > 4. gxf3 Bh3 5. Rd1 h6 6. Bd2 Rad8 (s=3) > 9-> 11.55 -0.02 1. Qc3 Ne5 2. d4 Nxf3+ 3. Qxf3 Qxf3 > 4. gxf3 Bh3 5. Rd1 h6 6. Bd2 Rad8 (s=4) > 10 19.40 -0.06 1. Qc3 Ne5 2. Bb2 Qf4 3. Ng5 Re7 4. > Qd4 Qxg5 5. f4 Qf6 6. fxe5 Bxe5 7. > Rxf6 Bxd4+ (s=3) > 10-> 40.29 -0.06 1. Qc3 Ne5 2. Bb2 Qf4 3. Ng5 Re7 4. > Qd4 Qxg5 5. f4 Qf6 6. fxe5 Bxe5 7. > Rxf6 Bxd4+ (s=2) > time=40.29 cpu=199% mat=1 n=23269758 fh=94% nps=577k >----------------------> solution incorrect (1/12). > > >If a line above is missing or duplicated, let me know. I had to cut/paste >several times >and that is prone to errors, since I don't have an easy way to suck in a file >into this browser >window (that I know of). > >Bob
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