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Subject: Re: My thoughts on these positions for what it's worth.

Author: Drexel,Michael

Date: 02:43:09 12/23/05

Go up one level in this thread


On December 22, 2005 at 23:22:59, Heinz van Kempen wrote:

>On December 22, 2005 at 21:11:01, Graham Banks wrote:
>
>>Before you look at my brief assesment of each position, please be aware that I'm
>>not being critical of Harry here.
>>Every book, professional or amateur, has some dubious lines.
>>
>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.30"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerY"]
>>>>>>[Black "PlayerX"]
>>>>>>[Result "*"]
>>>>>>[ECO "B20"]
>>>>>>[PlyCount "18"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. e4 c5 2. c4 g6 3. d3 Bg7 4. f4 d6 5. h3 Nc6 6. Nf3 e6 7. Nc3 Nge7 8. g4 h5
>>>>>>9. gxh5 Rxh5 *
>>
>>Definitely dubious.
>>I've had one game go down this line: Fruit 2.2 v Ktulu 7.5 (1-0)
>>
>
>Nothing dubious here. The move order does not count. Maybe Black had better
>moves before but here the engines do not calculate. After the pregiven moves
>Shredder 9 gives this position as totally equal. Note that there are
>transpositions of moves. It does not really count how the final position the
>engines have to calculate has been reached, but that the resulting position
>after the pregiven line offers equal chances and this is the case here.

This is not the case here. The line gives certainly much better chances for
black. Whites pawn structure is bad. Square d4 is weak. Fritz 9 thinks black is
already 0.9 pawns ahead.

>>
>>>>>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.27"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerX"]
>>>>>>[Black "PlayerY"]
>>>>>>[Result "*"]
>>>>>>[ECO "D30"]
>>>>>>[PlyCount "17"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 e6 5. a3 Be7 6. Nbd2 O-O 7. b3 b6 8. Bb2 Ne8
>>>>>>9. Bd3 *
>>
>>Not too bad. I could live with this one.
>>
>>
>>>>>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.30"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerX"]
>>>>>>[Black "PlayerY"]
>>>>>>[Result "*"]
>>>>>>[ECO "B20"]
>>>>>>[PlyCount "16"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. e4 c5 2. c4 d6 3. Ne2 Nc6 4. d4 Bd7 5. Nbc3 g6 6. d5 Ne5 7. Ng3 Bg7 8. Be2
>>>>>>h5 *
>>
>>Another dubious position.
>>Two games I've had:
>>Fruit 2.2 v CM10th Warrior (1-0)
>>CM10th Warrior v Ktulu 7.5 (draw)
>
>I can see nothing dubious here. Black tries a sharp move 8..h5 as long as both
>did not castle. Shredder 9 gives a small advantage for White after a few minutes
>of calculating (0.59).
>
>>
>>
>>>>>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.27"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerY"]
>>>>>>[Black "PlayerX"]
>>>>>>[Result "*"]
>>>>>>[ECO "D02"]
>>>>>>[PlyCount "16"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. d4 Nf6 2. g3 d5 3. Bg2 Nc6 4. Nf3 e6 5. O-O Bd7 6. Nc3 Bb4 7. Ne5 O-O 8. Bg5
>>>>>>Be8 *
>>
>>The resulting position is fairly equal, so probably okay.
>>One game: Ktulu 7.5 v Fruit 2.2 (1-0)
>>
>>
>>>>>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.30"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerX"]
>>>>>>[Black "PlayerY"]
>>>>>>[Result "*"]
>>>>>>[ECO "E60"]
>>>>>>[PlyCount "17"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. d4 Nf6 2. c4 g6 3. Bf4 c5 4. e3 Bg7 5. Nc3 cxd4 6. exd4 O-O 7. Qd2 d5 8. Nf3
>>>>>>Nc6 9. cxd5 *
>>
>>Nothing wrong with the position that arises in my opinion.
>>
>>
>>>>>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.26"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerX"]
>>>>>>[Black "PlayerY"]
>>>>>>[Result "*"]
>>>>>>[ECO "A00"]
>>>>>>[PlyCount "16"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. Nf3 c5 2. Nc3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bf4 Bg7 6. e3 Nf6 7. Be2 d6 8. g4
>>>>>>O-O *
>>
>>I'm okay with this one too.
>>
>>
>>>>>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.27"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerX"]
>>>>>>[Black "PlayerX"]
>>>>>>[Result "*"]
>>>>>>[ECO "D30"]
>>>>>>[PlyCount "17"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. d4 e6 2. c4 d5 3. e3 Nf6 4. Qa4+ Nc6 5. cxd5 Nxd5 6. Nc3 Bb4 7. Qc2 Ba5 8.
>>>>>>Nf3 Ncb4 9. Qb3 *
>>
>>Another dubious one.
>>One game: Shredder 9 v Ktulu 7.5 (1-0)
>
>What is dubios here? That the queen moved a few times? The pregiven final
>position of the line is what counts. Shredder 9 gives a minimum advantage to
>White after a few minutes (0.33)

The only move for black is obviously 9...e5.
After 9...e5 10.Bc4 0-0 11.a3 black knight has to go to a6. Just awful...

Michael



>>
>>
>>>>>>
>>>>>>[Event "EventX"]
>>>>>>[Site "SiteX"]
>>>>>>[Date "2005.10.30"]
>>>>>>[Round "?"]
>>>>>>[White "PlayerY"]
>>>>>>[Black "PlayerX"]
>>>>>>[Result "*"]
>>>>>>[ECO "E01"]
>>>>>>[PlyCount "18"]
>>>>>>[EventDate "2005.??.??"]
>>>>>>
>>>>>>1. d4 Nf6 2. c4 e6 3. g3 d5 4. e3 c5 5. Nc3 cxd4 6. exd4 dxc4 7. Bxc4 Nc6 8.
>>>>>>Nf3 Be7 9. O-O O-O *
>>
>>
>>I'm okay with this position.



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