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snowman100
23-Jul-13, 07:44

Snowman v Zed
PS thanks for the games Zed.
zed2
23-Jul-13, 16:11

@Snowman
Thankyou for the game. Very interesting reading your comments on the game. I have had a quick look but will take more time digesting things tonight.
It was a good game and you could have easily won it except for the pin.
 
Joanna


snowman100
31-Jul-13, 16:02

Snowman v Big Pete
Snowman gets another kicking...this time from Pete..it is becoming a habit..I must like it!
gameknot.com
zed2
31-Jul-13, 16:27

@Snowman
thanks for sharing the game. Get used to losing with Pete LOL.
I always find the opening moves VERY instructive in his games.




hogfysshe
02-Aug-13, 15:36

hogfysshe vs bigpeta
hogfysshe (1819) vs bigpeta (2091)
annotated by hogfysshe

annotation > gameknot.com

game w/computer analysis > game

A very interesting game in which Pete shuts down my offense before it ever develops. Analysts, I would be interested in your comments on my play but would also like to hear some thoughts on Pete's method of hindering his opponent's progress.

An interesting, if embarrassing, aspect of this game is that other than move 2, I do not manage to set one white piece on Pete's side of the board!!!!!!! He is one tough opponent!

Looking forward to comments from the group. Thank you to Pete for another good game.
hogfysshe
04-Aug-13, 18:43

rjfsmith vs hogfysshe
added a few comments to David's annotation gameknot.com
hogfysshe
06-Aug-13, 19:48

hogfysshe vs ionadowman
hogfysshe (1816) vs ionadowman (2118)
annotated by hogfysshe

annotation > gameknot.com

game game

At move 6, white creates a weak square at d4 which black exploits very effectively. Then, a questionable capture by white at move 19 seals the game in favor of black.

Will be happy to hear your comments. Thank you to Ion for the game.
bigpeta
08-Aug-13, 06:42

a note on engine analysis
A comment by Todd in the annotations of our latest game ended with the note that 'the GK engine did not disagree with any of Pete's moves'.
Now I am absolutely certain that Todd did not mean to infer any form of cheating on my part but unfortunately there are many on all chess sites who will seize on this as 'proof' that I use a chess engine.
I have posted a separate thread with the information here
gameknot.com
hogfysshe
08-Aug-13, 06:56

strictly a compliment
it hadn't occurred to me that my comment could have been taken any other way. simply meant that my opponent had played a rock solid game, the bulk of my thinking at the time having to do with trying to understand some of the subtleties behind such good play. as in, "he killed me. sheesh, even the machine shows essentially flawless play."
zed2
18-Aug-13, 16:20

Re engines
The main reason I left chess.com which was the site I first stated playing chess on line on, was that in their wisdom anyone who achieved a rating of over 2000 was automatically sent a message that they were being watched for 'cheating' by using chess engines. In my small group of online friends...this I know had happened to Pete and also another friend who happened to be a church Pastor, among many hundreds (maybe thousands) of others.

The chess website discredited a chess master who made her living from chess. Susequently she threatened to sue and they retracted their slur on her but that is another story. Anyway I just wanted to point out that it is a very sensitive issue and I understand how Todd could have inadvertently made a comment unwittingly which he has since clarified. But I also understand Pete's sensitivity to it given the debate and furor which surrounds the subject on most chess sites.

Hope this little bit of background info is of help.
Happy chessing
Joanna
hogfysshe
18-Aug-13, 17:35

my comment was not made inadvertently or unwittingly. I said what I meant to say. I just didn't have any ill intent, quite the opposite in fact (the context of what I said included my mentioning "Pete's skill...". Not language one would use in connection with negativity or suspicion). I think I get your point though, that I inadvertently scratched a sensitive topic. I've never played on chess.com. but I am aware of all those threads on cheating over there. had not heard this other side of the story, though. and it has been a while and so the idea that Pete's good play had any connection to that didn't occur to me at all. so, I suppose you could call me naive or even thoughtless.

this does raise a question. if we are to, as advised, use a computer to analyze our game, is the masters game not also of interest? it does take two. The computer analyzes both sides. my questions were serious. I am interested in Pete's method, and in masters' methods in general. if I had not said the true thing I said, would it not still be true? I'll be more careful with my comments. but THAT won't prevent good players from making good moves.
zed2
18-Aug-13, 17:46

@ HF
Yes, I see where you are coming from. Thanks for the clarification. I don't use engines myself. I tried at the beginning but I found it is way beyond me so I just puddle along as I do which is probably painfully obvious.  

hogfysshe
18-Aug-13, 18:01

Deleted by hogfysshe on 18-Aug-13, 18:46.
hogfysshe
18-Aug-13, 18:46

can't deny the computer sometimes catches things I miss
for better or worse, most of my games are not analyzed. but some are. re games I've annotated, sometimes I annotate BEFORE requesting computer analysis. But it's fun and interesting to then see what the computer thinks and whether or not I missed something. And I usually have.
archduke_piccolo
18-Aug-13, 19:56

I've had games...
... in which the GK engine had no fault to find - I've even lost games in which the GK engine had no fault to find.

There are a number of reasons for this, I think.

One is the 'horizon effect', which is the limit to which the engine is allowed to look ahead. Any tactic or consequence beyond that range will not be observed.

But there is also I think some kind of limitation upon what the machine will evaluate as a mistake. If the evaluation implies only a slight negative change from what gave its optimal score, it might conclude that the move is sufficiently OK not to warrant criticism. Even if there is a large change, that might be due to a move having been played that discovered what lay 'over the horizon'.

The machine's evaluations can not be relied on, not only for reasons of 'horizon effect' but owing to its limitations in quiet and simple positions.

Just as I believe hogfysshe when he allows he intended no disparagement of bigpeta's honesty, I also believe that latter's play is above board.

Speaking of using engines to help with analysis - the GK engine is very limited in this respect. Not all of its analyses and judgements are correct (or at least, I don't agree with them invariably), but unless it is pointing out a mistake, it has nothing to say. You have to find for yourself (or by other means) why such-and-such a move was played, why it was good, or whether a long-term misjudgement was involved.
hogfysshe
19-Aug-13, 04:53

absence of presence
thanks Ion. interesting to consider that in terms of analysis one player's faultless play can lose to another's even more faultless play. as for the case here, my saying "...disliked exactly none..." is not the same as saying "could not have liked one move better."
snowman100
19-Aug-13, 11:41

Analysis
I always annotate as I'm playing. Perhaps this is not the right way to do it....I'll sleep on it tonight.
The way I see it computer analysis is just another tool if you want to see a bit further into the position after you have analysed it yourself rather than a substitute to what you are actually thinking during play. It is definitely useful but I think it is more useful to other players to be able to see the actual thought process (whether it is right OR wrong).
I'm not saying this is the correct way of doing things and all power to the people who use computer analysis as almost a first option. I am sure some ways work fior some people and other ways for others.
I might try doing it the way you suggest next time....to be honest I've never even thought about it.
bigpeta
19-Aug-13, 14:55

use your brain 1st.
you should always try and analyse your games with your own brain 1st and annotating as you play is a great way to do this. So well done snowman   .
Engine analysis is a later stage for when, as snowman says, you want to delve a little deeper.
It is a tool to assist and not a replacement for your thoughts.
Ion raises some very good points about engine capabilities. They are especially bad at positional play which brute force cannot help with. Add in the horizon effect and you can get into real trouble following them blindly.
The best use of an engine is to give you 2/3 candidate moves for you to investigate.
And as always a reminder that the use of an engine during the play of a game is forbidden.
hogfysshe
19-Aug-13, 15:21

ratio of during to after
I annotate as I play, but not necessarily a set amount in terms of how much I do after the game. I might do 0% as I play or maybe 80+%. But then I always add, subtract and clean up after the game. Typical may be 50:50. I have used Ion's method of coming back to an annotation using +++++. So, "annotate, then run gk computer, then add to the original with +++++gk computer prefers..." is one route I've taken.
hogfysshe
20-Aug-13, 15:39

analysis case in point - degrees
check out the computer analysis of this game, Pete vs Ion game

through move 47 gk machine doesn't offer an alternate to either side and yet has shown white to be generally rising from 35. key action under the radar (meaning under the alert threshold). for example from 43 to 44. Machine doesn't like 43. ...N8a7 and swings +.84 white's way. Not quite enough for it to highlight the move and offer an alternate. slightly amusing at 57 that it cares about white playing a move that is -1.21 less good than the best move when overall it is very happy with white's game.

Happy Birthday to bigpeta!!!
zed2
20-Aug-13, 15:49

HAPPY BIRTHDAY PETE
Birthday wishes.....
Was the new computer the birthday present?
bigpeta
24-Aug-13, 08:16

apologies
for the lateness of posting my annotations or comments to others. Have just spent 2 days installing my new computer and still a day or so to go. Will post as soon as i can get some work done.
archduke_piccolo
24-Aug-13, 15:17

analysis case in point - degrees
I was a bit curious about my game with bigpeta. I have to admit I wasn't very happy about it from very early in the piece. and when it came down to 2 Bishops vs 2 Knights, I knew that I'd be fighting for the draw.

In general I find the bishop pair grossly over-rated, but when they do come into their own - on an open board with scattered pawns, their combination is formidable. The best the Knights can do in such circumstances is to hang tough. All the same, I thought I had reasonable drawing chances until roughly move 40, centring around my e-pawn. Once it became clear that it couldn't be held, then it was simply a case of hoping for a mistake.

All that is 'general impression.' I thought I had made an early mistake, but the engine doesn't show one. I think my mistake was simply the choice of opening - not my usual response to the English.

Don't ask me to annotate it. To be honest, I found it not much fun to play. Pete had all the fun.
bigpeta
27-Aug-13, 14:18

Clash of the Titans (round 1)
I finally met Ion in the MT playing white.

I opened with my usual English Bremen variation. ie c4 with an early K-side fianchetto.
I have played this opening many thousands of times over the last decade so I started with an advantage in the opening.

Todd you asked in an earlier post about how I went about playing a game. Well what follows is an introduction which should help you make more sense of the game.

As I anticipated I came out of the opening slightly ahead. My plan as always was to gain control of space in which to play. I was helped in this when Ion played some defensive moves when an attack might have been a little better. Having gained the space I then set about using my pieces in coordination to attack in various places.

gameknot.com

This shows 2 important guidelines that I have mentioned before in other posts.
1: Space is the unseen piece on the board and control of it allows you to move with ease.
2: Coordinate your pieces. You cannot win a game with one piece attacks.

Ion did not make any major errors but at our level it only requires a little advantage to gain a win. In this game he allowed me to gain control of space and that was enough.

A good game which as Ion says I enjoyed playing.
He should have his revenge in our second game as he opened with d4 which I hate  
hogfysshe
03-Sep-13, 18:34

hogfysshe vs zed2
hogfysshe (1822) vs zed2 (1648)
annotated by hogfysshe

annotation > gameknot.com

game > game

An early queen exchange contributes to black's position being somewhat cramped. Black gains a foothold on white's side of the board by placing a knight on d4. But a possible opportunity for black to open things up further at move 18 is not taken, continuing the earlier theme of limited space. White is able to bring three minor pieces to the center putting pressure on a few unprotected squares. Comments welcome. Thank you to zed2 for the game.
hogfysshe
28-Sep-13, 16:57

hogfysshe vs rjfsmith
hogfysshe (1825) vs rjfsmith (1551)
annotated by hogfysshe

annotation > gameknot.com

game > game

Some decent action in the second MT game between hogfysshe and rjfsmith. An exchange midgame leaves the sides interestingly out of balance, black with both rooks but no queen and white with a queen but no rooks. Comments welcome.
archduke_piccolo
02-Oct-13, 13:30

archduke_piccolo vs hogfysshe
From bigpeta's Mini-Tournament can be seen here, annotated by archduke_piccolo.
I could post the score of the game with GK engine analysis, but in my opinion it is not very informative nor helpful.

gameknot.com

archduke_piccolo
08-Nov-13, 15:05

zed2 vs archduke_piccolo
From bigpeta's MT.
gameknot.com
Very much a skirmishing sort of game throughout its length.
bigpeta
30-Dec-13, 11:59

pete vs ion
the final game of the MT had lots of fireworks in it. Some aggressive play by Ion did not always work out in his favour although it did give me lots of nasty decisions to make about whether to exchange or not. These small loses added up until finally white had nowhere left to run.
To be fair i think ion had distractions off the board to contend with.

All around a good set of games with lots of learning for those who took the time to join in the annotations.

find the annotated game here
gameknot.com
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