Author: James T. Walker
Date: 15:38:53 11/14/05
Go up one level in this thread
On November 14, 2005 at 16:28:30, Tony Nichols wrote:
>On November 14, 2005 at 14:24:40, James T. Walker wrote:
>
>>On November 14, 2005 at 08:43:40, Uri Blass wrote:
>>
>>>On November 14, 2005 at 08:27:30, James T. Walker wrote:
>>>
>>>>On November 13, 2005 at 22:49:30, Axel Schumacher wrote:
>>>>
>>>>>[Event "Blitz:4'+1""]
>>>>>[Round "16"]
>>>>>[White "Deep Sjeng 1.6"]
>>>>>[Black "Fruit 2.2.1"]
>>>>>[Result "1-0"]
>>>>>[ECO "B40"]
>>>>>[WhiteElo "2704"]
>>>>>[BlackElo "2845"]
>>>>>
>>>>>{AMD 1670 MHz W=9.4 ply; 160kN/s B=11.9 ply; 329kN/s}
>>>>>1. e4 {0} c5 {0} 2. Nf3 {0} e6 {0} 3. d4 {0} cxd4 {0} 4. Nxd4 {Both last book
>>>>>move 0} Nf6 {
>>>>>0.30/11 11} 5. Nc3 {0.01/0 0} Qb6 {0.14/11 10} 6. e5 {0.01/0 0} Bc5 {0.23/11 5}
>>>>>7. Be3 {(Nd4-b5) 0.01/0 0} Ng4 {-0.14/11 8} 8. Qxg4 {(Qd1-d2) 3.64/9 16} Qxb2 {
>>>>>2.11/12 25} 9. Kd2 {4.19/9 7} Qxa1 {(Bc5xd4) 2.65/12 13} 10. Qxg7 {5.62/10 9}
>>>>>Rf8 {4.53/12 98} 11. Ndb5 {(Nd4-b3) 6.02/9 14} Be7 {(Bc5-b4) 9.44/10 5} 12. Bg5
>>>>>{12.24/8 7} d5 1-0
>>>>>
>>>>>[D] rnb1k2r/pp1p1ppp/1q2pn2/2b1P3/3N4/2N1B3/PPP2PPP/R2QKB1R b KQkq - 0 1
>>>>>
>>>>>Analysis by Fruit 2.2.1:
>>>>>
>>>>>1. = (0.24): 7...Nf6-g4 8.Qd1xg4 Qb6xb2 9.Nd4-b5 Qb2xa1+ 10.Ke1-e2 Bc5-e7
>>>>>11.Nb5-c7+ Ke8-d8 12.Qg4-c4 Qa1-b2 13.Nc7xa8 Qb2xc2+ 14.Ke2-e1 Nb8-c6 15.Bf1-d3
>>>>>Nc6xe5 16.Bd3xc2 Ne5xc4 17.Be3xa7
>>>>>2. ² (0.33): 7...Nf6-d5 8.Nc3xd5 e6xd5 9.Nd4-b5 0-0 10.Be3xc5 Qb6xc5 11.Qd1-d4
>>>>>Qc5xd4 12.Nb5xd4 Nb8-c6 13.Ra1-d1 Nc6xe5 14.Nd4-f5 Rf8-e8 15.Rd1xd5
>>>>
>>>>
>>>>First of all this is definitely a book problem. Anybody that plays chess knows
>>>>the reason GMs memorize book moves is because there are thousands of hidden
>>>>traps in the openings. Whoever wrote that both programs were out of book at
>>>>move 4 is also wrong. Just look at the time used for white for moves 6 & 7.
>>>>Also, I'm only a 1500 player and even I know that 5... Qb6 is not a good move.
>>>>Quite simply, this opening needs to be booked several moves longer.
>>>>Jim
>>>
>>>I do not know that 5...Qb6 is not a good move.
>>>I know that developing the queen in the opening is not considered as a good idea
>>>but I do not play 1.e4 c5 except correspondnece games and I know that Qb6 is a
>>>common move in that opening.
>>>
>>>
>>>I can see that 5...Qb6 was played in the high level and based on shredder7.ctg
>>>it was played 17 times against average rating of 2481 and the performance of
>>>black was 2472 based on result of 8/17
>>>
>>>Note that I played 7...Qb6 in more than one correspondence game and (maybe it
>>>was a mistake but at least lot of GM including kasparov play this mistake)
>>>
>>>Here is my last game when I offered a draw and my opponent accepted when all my
>>>moves(except the draw offer) are the same moves that kasparov also played.
>>>
>>>[Event "Edited game"]
>>>[Site "URI-AMD"]
>>>[Date "2005.11.07"]
>>>[Round "-"]
>>>[White "Zigurds Dauga"]
>>>[Black "Uri Blass"]
>>>[Result "*"]
>>>
>>>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8.
>>>Qd2 Qxb2 9. Rb1 Qa3 10. f5 Nc6 11. fxe6 fxe6 12. Nxc6 bxc6 13. e5 dxe5 14.
>>>Bxf6 gxf6 15. Ne4 Qxa2 16. Rd1 Be7 17. Be2 O-O 18. O-O Ra7 19. Rf3 Kh8 20.
>>>Rg3 Rd7 21. Qh6 Rxd1+ 22. Bxd1 Rf7
>>>*
>>>
>>>
>>>Uri
>>
>>Hello Uri,
>>Your game has nothing to do with the topic that I can see. I just searched the
>>almost 512,000 games in the Chessbase database.cbh that came with one of the
>>programs. There is not one game with the position after 5....Qb6. You can
>>argue all you want about some people who have played that position but you
>>cannot convince me it's a good move. It may have surprise benefits if you have
>>done some home analysis or you are playing some correspondence game where you
>>have time to work out all problems or can find games already played from that
>>position to give you ideas. Obviously, Deep Sjeng had an advantage here with
>>"prior knowledge" of the position backed up by a couple more book moves.
>>Congrats to the book maker.
>>Jim
>
>
>Powerbook 2005 shows Qb6 played 45 times. Most notably by GM John Speelman.
>Regards
>Tony
Is that supposed to be an endorsement of an opening 5 moves deep? Most openings
only 5 moves deep have thousands of games played. How many games in the
Powerbook 2005? Since I already stated it showed up zero times in the 512,000
game database I'm not impressed.
Jim
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