Author: Uri Blass
Date: 16:09:21 04/13/02
Go up one level in this thread
On April 13, 2002 at 19:01:06, Slater Wold wrote: >On April 13, 2002 at 16:24:05, Uri Blass wrote: > >>On April 13, 2002 at 15:36:27, Slater Wold wrote: >> >>>On April 13, 2002 at 02:08:18, Slater Wold wrote: >>> >>>>[D]r2qk2r/pp3ppp/2p1pn2/4n3/1b6/3P2PP/PPPN1PB1/R1BQK2R b KQkq - 0 11 >>>> >>>>In this position Deeper Blue found h5 in 121 seconds. After Murray moved, >>>>Kasparov looked at him in disarray. After the match, Kasparov said "Sometimes >>>>the computer plays very human moves." >>>> >>>>The power supply to my new machine has not arrived yet, so I can only test this >>>>move using Fritz 7. It found h5 in 11:47 and played it through the 15th ply and >>>>over 20 minutes. (On an AMD 1200mhz.) This move (h5) has been confirmed by >>>>several masters to be the "best" move. Can anyone get it faster? >>>> >>>>This is move 11 from game 5 of the 1997 match. >>> >>> >>> clearing hash tables >>> time surplus 0.00 time limit 855:00 (855:00) >>> nss depth time score variation (1) >>> 5-> 0.00 -0.12 1. ... O-O 2. O-O Nd5 3. c4 Nb6 >>> 6 0.00 -0.27 1. ... O-O 2. O-O Bxd2 3. Bxd2 Qd4 >>> 4. b4 Rad8 >>> 6 0.00 -0.25 1. ... Qd6 2. f4 Ng6 3. c3 Bc5 4. Qe2 >>> 6-> 0.00 -0.25 1. ... Qd6 2. f4 Ng6 3. c3 Bc5 4. Qe2 >>> 7 0.00 -0.19 1. ... Qd6 2. a3 Bc5 3. f4 Qd4 4. Ne4 >>> Ned7 5. Nxc5 Nxc5 >>> 7-> 0.00 -0.19 1. ... Qd6 2. a3 Bc5 3. f4 Qd4 4. Ne4 >>> Ned7 5. Nxc5 Nxc5 >>> 8 0.00 -0.37 1. ... Qd6 2. O-O O-O-O 3. d4 Ng6 4. >>> c3 Ba5 5. b4 >>> 8 0.01 -0.35 1. ... Qc7 2. a3 Bd6 3. O-O O-O-O 4. >>> d4 Ng6 5. Qe2 >>> 8-> 0.03 -0.35 1. ... Qc7 2. a3 Bd6 3. O-O O-O-O 4. >>> d4 Ng6 5. Qe2 >>> 9 0.03 -0.19 1. ... Qc7 2. O-O O-O-O 3. Qe2 Kb8 >>> 4. Re1 Bd6 5. a4 Nd5 >>> 9-> 0.06 -0.19 1. ... Qc7 2. O-O O-O-O 3. Qe2 Kb8 >>> 4. Re1 Bd6 5. a4 Nd5 >>> 10 0.06 -0.28 1. ... Qc7 2. O-O O-O-O 3. a3 Bd6 4. >>> Qe2 Kb8 5. d4 Ng6 6. Qc4 >>> 10-> 0.17 -0.28 1. ... Qc7 2. O-O O-O-O 3. a3 Bd6 4. >>> Qe2 Kb8 5. d4 Ng6 6. Qc4 >>> 11 0.21 -0.26 1. ... Qc7 2. O-O O-O-O 3. d4 Ng6 4. >>> a4 Kb8 5. Nc4 Rd7 6. Bg5 Rhd8 >>> 11-> 0.41 -0.26 1. ... Qc7 2. O-O O-O-O 3. d4 Ng6 4. >>> a4 Kb8 5. Nc4 Rd7 6. Bg5 Rhd8 >>> 12 0.69 -0.26 1. ... Qc7 2. O-O h5 3. Ne4 O-O-O 4. >>> Qe2 Kb8 5. a4 h4 6. Nxf6 gxf6 <HT> >>> 12-> 1.38 -0.26 1. ... Qc7 2. O-O h5 3. Ne4 O-O-O 4. >>> Qe2 Kb8 5. a4 h4 6. Nxf6 gxf6 <HT> >>> 13 3.19 -0.26 1. ... Qc7 2. Qe2 h5 3. d4 Bxd2+ 4. >>> Bxd2 Ng6 5. O-O-O O-O-O 6. c3 Kb8 7. >>> Kb1 h4 8. Qd3 <HT> >>> 13-> 5.34 -0.26 1. ... Qc7 2. Qe2 h5 3. d4 Bxd2+ 4. >>> Bxd2 Ng6 5. O-O-O O-O-O 6. c3 Kb8 7. >>> Kb1 h4 8. Qd3 <HT> >>> 14 9.01 -0.20 1. ... Qc7 2. a3 Bd6 3. Nb3 h5 4. Be3 >>> h4 5. gxh4 Ng6 6. h5 Nf4 7. Qf3 O-O-O >>> 8. Bxa7 Nxg2+ 9. Qxg2 Nxh5 >>> 14 18.38 -0.18 1. ... h5 2. Qe2 Qc7 3. a3 Bd6 4. Ne4 >>> Nxe4 5. Qxe4 O-O-O 6. b4 f5 <HT> >>> 14-> 19.48 -0.18 1. ... h5 2. Qe2 Qc7 3. a3 Bd6 4. Ne4 >>> Nxe4 5. Qxe4 O-O-O 6. b4 f5 <HT> >>> 15 26.03 -0.19 1. ... h5 2. Qe2 Qc7 3. a3 Bd6 4. Ne4 >>> Nxe4 5. Qxe4 Ng6 6. Qe3 h4 7. Be4 f5 >>> 8. Bf3 hxg3 9. Qxe6+ Qe7 >>> 15-> 49.01 -0.19 1. ... h5 2. Qe2 Qc7 3. a3 Bd6 4. Ne4 >>> Nxe4 5. Qxe4 Ng6 6. Qe3 h4 7. Be4 f5 >>> 8. Bf3 hxg3 9. Qxe6+ Qe7 >>> 16 1:44 -0.13 1. ... h5 2. Qe2 Qc7 3. a3 Be7 4. Ne4 >>> O-O-O 5. Be3 Nd5 6. Bxa7 b6 7. f4 Nd7 >>> 8. Bxb6 Qxb6 9. c3 >>> 16-> 3:01 -0.13 1. ... h5 2. Qe2 Qc7 3. a3 Be7 4. Ne4 >>> O-O-O 5. Be3 Nd5 6. Bxa7 b6 7. f4 Nd7 >>> 8. Bxb6 Qxb6 9. c3 >>> 17 3:14 1/48 1. ... h5 >>> >>> >>>Crafty 17.7 @ 700k nps found it in 85:25. >> >>The question is if Qc7 is worse than h5. >> >>Crafty had h5 in the main line when it wanted to play Qc7 and >>the difference at depth 14 is only 0.02 pawns. >> >>Uri > >As I said, several masters, including Kasparov himself said h5 was the better >move here. I am going by what they said. I don't think I am in a position to >disagree with them. h5 is better than castling and I suspect that they compared between h5 and castling that is a typical computer move. I need an explanation why Qc7 with the plan to play h5 later is inferior relative to h5. Uri
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