Author: blass uri
Date: 00:27:46 01/19/00
Go up one level in this thread
On January 19, 2000 at 00:35:44, Dave Gomboc wrote: >On January 18, 2000 at 11:26:43, Dave Gomboc wrote: > >>which still seems weird to me :) but in any case Black seems to be picking up a >>pawn no matter what White does, so Nb2 may not be horrible. Hey, it just >>occured to me that I had logging on. Here's the first search (for 27. ...c5). >>Scores are always from White's perspective in the log, I think. > >That was wrong. The scores are from the perspective of the player to move. > >>So, 27...c5 may still be the move you're looking for, Amir. I guess it's time >>to check out move 32. > >Here's a search on move 32. > >[D]3B1bk1/1r5p/r2pb1p1/2p1np2/N7/1PP5/P1B2RPP/1R4K1 w - - 0 32 > >middle-game phase > clearing hash tables > time surplus 0.09 time limit 0.09 (0.54) > nss depth time score variation (1) > 7 1.18 0.07 32. Re1 c4 33. Rb1 Ra8 34. Bg5 Nd3 > 35. Bxd3 cxd3 > 7 3.51 0.15 32. Re2 Bc4 33. Ree1 Bd3 34. Rbc1 Bg7 > 35. c4 > (2) 7-> 3.95 0.15 32. Re2 Bc4 33. Ree1 Bd3 34. Rbc1 Bg7 > 35. c4 > 8 5.89 -0.01 32. Re2 Bd7 33. Rbe1 Bxa4 34. bxa4 > Be7 35. Bxe7 Rxe7 36. Bb3+ Kg7 37. > Kf2 > 8 11.20 0.03 32. Bg5 Bg7 33. Re2 Bc4 34. Re3 h6 > 35. Bf4 Ng4 > (3) 8-> 13.37 0.03 32. Bg5 Bg7 33. Re2 Bc4 34. Re3 h6 > 35. Bf4 Ng4 > (2) 9 18.81 -0.01 32. Bg5 Bd7 33. Re1 Bg7 34. Rfe2 Bxa4 > 35. bxa4 h6 36. Bf4 Rb2 <HT> > 9-> 27.92 -0.01 32. Bg5 Bd7 33. Re1 Bg7 34. Rfe2 Bxa4 > 35. bxa4 h6 36. Bf4 Rb2 <HT> > 10 45.61 0.01 32. Bg5 Bg7 33. Re2 h6 34. Bf4 c4 35. > Ree1 Re7 36. bxc4 Bxc4 37. Rb8+ Bf8 > 10-> 1:01 0.01 32. Bg5 Bg7 33. Re2 h6 34. Bf4 c4 35. > Ree1 Re7 36. bxc4 Bxc4 37. Rb8+ Bf8 > 11 1:48 -0.07 32. Bg5 Bd7 33. Rff1 Ra8 34. Bf4 Re8 > 35. b4 h6 36. Bb3+ Kh8 37. Bd5 Rbb8 > 11-> 2:41 -0.07 32. Bg5 Bd7 33. Rff1 Ra8 34. Bf4 Re8 > 35. b4 h6 36. Bb3+ Kh8 37. Bd5 Rbb8 > 12 3:14 -0.06 32. Bg5 Bd7 33. Rff1 Ra8 34. Bf4 Re8 > 35. Rfe1 Bg7 36. b4 cxb4 37. cxb4 Rb5 > 38. Nc3 > 12-> 4:32 -0.06 32. Bg5 Bd7 33. Rff1 Ra8 34. Bf4 Re8 > 35. Rfe1 Bg7 36. b4 cxb4 37. cxb4 Rb5 > 38. Nc3 > 13 6:06 -0.06 32. Bg5 Bd7 33. Rff1 Ra8 34. Bf4 Bg7 > 35. Rfe1 Bb5 36. Rbd1 Re8 37. b4 cxb4 > 38. Rxd6 > 13-> 8:25 -0.06 32. Bg5 Bd7 33. Rff1 Ra8 34. Bf4 Bg7 > 35. Rfe1 Bb5 36. Rbd1 Re8 37. b4 cxb4 > 38. Rxd6 > 14 15:50 -0.17 32. Bg5 Bd7 33. Re1 c4 34. Bf4 Ra5 > 35. Rfe2 Nd3 36. Rf1 Bg7 37. Bxd6 Rd5 > 38. Be7 Bxa4 39. bxa4 Bxc3 > (2) 14-> 34:08 -0.17 32. Bg5 Bd7 33. Re1 c4 34. Bf4 Ra5 > 35. Rfe2 Nd3 36. Rf1 Bg7 37. Bxd6 Rd5 > 38. Be7 Bxa4 39. bxa4 Bxc3 > 15 55:25 -0.23 32. Bg5 Bd7 33. Rff1 c4 34. Rfd1 Bg7 > 35. Bf4 h6 36. Be3 Nf7 37. Bd2 Rc7 > 38. Re1 cxb3 39. axb3 Bxa4 40. bxa4 > Bxc3 > 15-> 85:56 -0.23 32. Bg5 Bd7 33. Rff1 c4 34. Rfd1 Bg7 > 35. Bf4 h6 36. Be3 Nf7 37. Bd2 Rc7 > 38. Re1 cxb3 39. axb3 Bxa4 40. bxa4 > Bxc3 > 16 230:39 -0.32 32. Bg5 c4 33. Bd2 Bd7 34. Rff1 Bc6 > 35. Bg5 Bd7 36. Rfd1 Bg7 37. Bf4 h6 > 38. Rd4 Bb5 <HT> > 16-> 348:36 -0.32 32. Bg5 c4 33. Bd2 Bd7 34. Rff1 Bc6 > 35. Bg5 Bd7 36. Rfd1 Bg7 37. Bf4 h6 > 38. Rd4 Bb5 <HT> > 17 568:54 -0.34 32. Bg5 c4 33. Bf4 Bd7 34. Rff1 Bg7 > 35. Rfd1 Bb5 36. Bg5 Nf7 37. Bd2 Rc7 > 38. Re1 Ra5 39. Re6 cxb3 40. axb3 Bxa4 > 41. bxa4 Bxc3 > >So far, the scores are backing up Amir's assertion that 32. Re1 was a mistake. >Still, I'm a bit puzzled... here's the position after the last PV: > >[D]6k1/2r2n1p/3pR1p1/r4p2/P7/2b5/2BB2PP/1R4K1 w - - 0 42 > >Does that really look like it's only -0.3ish for White? > >I think I'll let this position crunch overnight. It would be nice if Ferret (or >something else that does some bigtime extending) took a swing at this position, >but I think Bruce is probably still busy doing some Nolot testing. > >Dave I think a better idea is to give the computer to play against itself at 10 hours/move because we cannot be sure that the last moves of a long pv are the right moves. I understands that it can take a long time and we can save part of the time by checking if a move is forced before analyzing at 10 hours/move by checking if there are singular moves when the difference between the best and the second move after some minutes is more than a pawn. Uri
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