Kirby's Study Journal

Create a study plan, track your progress and hold yourself accountable.
Charles Matthews
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Re: Kirby's Study Journal

Post by Charles Matthews »

Kirby wrote:So now that I am home, I had some time to look at a few more positions.
Position 4
Click Here To Show Diagram Code
[go]$$ Position at move 35
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . O . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . . . X O X . . . . . . . . . . . . . |
$$ | . O . X X . X . . . . . . . . . X . . |
$$ | . B . . . . . . . . . . . . . . . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . X . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . . . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


What am I really gaining with this move? Not much. If anything, it seems it should be on the other side, [...]


Yes, you chose the wrong side. Really that is a SFK mistake: if there are two ways to cut, you don't give the weak group you hope to attack the stone to capture. If you like, it's a 1-2-3 error.

Kirby wrote: but that'll probably end in gote:
Click Here To Show Diagram Code
[go]$$ gote
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . W . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . 1 3 X O B . . . . . . . . . . . . . |
$$ | . O 2 X X . X . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . X . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . . . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]




But this has given some good plays to your upper group, and lost White points in the upper corner. This is a clumsy way for White to play. It more than compensates Black for the exchange earlier (marked stones), which lost something.

Kirby wrote:So it probably means I should play somewhere else.


I think that's correct thinking. You have a weak group in the upper left. Making territory in the lower right would be logical.

Kirby wrote:But where? My group on the top is weak,so it seems like I should help it out. But what is a good way? Maybe something like this?

Click Here To Show Diagram Code
[go]$$ Alternative?
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . b . . . |
$$ | . . . O . . O . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . . . X O X . . . . . . . . . . . . . |
$$ | . O . X X . X . . . . . . . . . X . . |
$$ | . . c . . . . . . . . . . . . . . . . |
$$ | . . O 3 . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . 2 1 . . . . . , . . . . . X . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . a . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I can see why I tenuki, as I thought I had a safety net, which I misread (cutting through to "get eye"). But anyway, I should help this group, I think.


It isn't absolutely necessary. Where can White build up territory by attacking it, right now? Think about a first as a large-scale play, then b if you get the chance.

Kirby wrote:I could just give up and play a big point elsewhere, but leaving the group weak could be trouble for later...


There isn't yet a specific attack that is painful. On the other hand, if White answers :b3: with c, you have no more ideas around here.

I would play on the right. Playing at B3 is more interesting to get more settled on the left, I feel, anyway, because it is big and increases your options.
Uberdude
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Re: Kirby's Study Journal

Post by Uberdude »

But if you cut the other way, don't forget you should read this white resistance:

Click Here To Show Diagram Code
[go]$$
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . W . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . 1 2 X O B . . . . . . . . . . . . . |
$$ | . O 4 X X . X . . . . . . . . . X . . |
$$ | . 3 5 6 . . . . . . . . . . . . . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . X . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . . . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
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Re: Kirby's Study Journal

Post by yoyoma »

What is Black 203?

Kirby wrote:
Kirby
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Re: Kirby's Study Journal

Post by Kirby »

ez4u wrote:You lost the ko in the upper left when you captured with 193. If you simply connect at 195 (1 below) you have the same number of liberties as in the game but you are one move ahead. You are alive in double ko.
Click Here To Show Diagram Code
[go]$$Bc 2 Captures 2 stones
$$ ---------------------------------------
$$ | . O X . X O . X 5 . . . . . . . . . . |
$$ | X X 1 X O . O O X . . . . . . O O O . |
$$ | 2 X X O O O O X . X . . . O . X O X . |
$$ | 3 O O X X X X X . O . O . . . X X . . |
$$ | 4 O O O O O O X X . . . X . . . . . . |
$$ | O . O . . . . O . X . . . . . X . . . |
$$ | . O X . . . . . . . . . . . . . . . . |
$$ | O O X . . . . . . . . . . . . . . . . |
$$ | . X . . . . . . . X X . . . . . . . . |
$$ | . . . X . . . . . O . . . . . . . . . |
$$ | . . . . O . . . . O X X . . . X . . . |
$$ | . . X X O . . . . O O . . . . . . . . |
$$ | . X O O O O . . . . . . . . . X X . . |
$$ | . X X O . O X . . . . . . . X O O X . |
$$ | . O O . O O O X X X X . . . X X O . . |
$$ | . . O . . . O X O O X O X X O O X X X |
$$ | . O . O O . . O O X . X O O . O O X . |
$$ | . O . O . . O O X . X X O O . O . O X |
$$ | . . O . O O . X . X . X O O . O O O O |
$$ ---------------------------------------[/go]


Yes, you are right. I wasn't as careful here as I should have been. I didn't have a plan for saving the left, so I should have considered helping the left, first. Though, as you mention below, perhaps the left group stands a chance. I didn't consider giving up the two stones:

ez4u wrote:If Black had answered 204 from the other side (1 below), Black would have had one eye at C11. That would have left much less of a burden when Black plays out at 7. Combine this with the previous play in the upper left and I think Black would have been doing better than White.
Click Here To Show Diagram Code
[go]$$Bc
$$ ---------------------------------------
$$ | X . X . X O . X X . . . . . . . . . . |
$$ | X X X X O . O O X . . . . . . O O O . |
$$ | O X X O O O O X . X . . . O . X O X . |
$$ | O O O X X X X X . O . O . . . X X . . |
$$ | O O O O O O O X X . . . X . . . . . . |
$$ | O . O . . . . O . X . . . . . X . . . |
$$ | . O X . . . . . . . . . . . . . . . . |
$$ | O O X . . . . . . . . . . . . . . . . |
$$ | . X . . . 7 . . . X X . . . . . . . . |
$$ | . 1 5 X . . . . . O . . . . . . . . . |
$$ | . O 2 3 O . . . . O X X . . . X . . . |
$$ | . 4 X X O . . . . O O . . . . . . . . |
$$ | . X O O O O . . . . . . . . . X X . . |
$$ | 6 X X O . O X . . . . . . . X O O X . |
$$ | . O O . O O O X X X X . . . X X O . . |
$$ | . . O . . . O X O O X O X X O O X X X |
$$ | . O . O O . . O O X . X O O . O O X . |
$$ | . O . O . . O O X . X X O O X O . O X |
$$ | . . O . O O . X . X . X O O . O O O O |
$$ ---------------------------------------[/go]


I agree with both assessments.
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Kirby
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Re: Kirby's Study Journal

Post by Kirby »

Charles Matthews wrote:
Click Here To Show Diagram Code
[go]$$ Alternative?
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . b . . . |
$$ | . . . O . . O . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . . . X O X . . . . . . . . . . . . . |
$$ | . O . X X . X . . . . . . . . . X . . |
$$ | . . c . . . . . . . . . . . . . . . . |
$$ | . . O 3 . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . 2 1 . . . . . , . . . . . X . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . a . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


It isn't absolutely necessary. Where can White build up territory by attacking it, right now? Think about a first as a large-scale play, then b if you get the chance.



Good idea. For some reason, a move like 'a' never comes to me. I would probably think of 'b' if I tenuki, but 'a' has some nice merits. I hadn't considered it at all. I like it, because it helps both the left, and makes good influence toward the bottom. It's a better move than I would have thought of, had I tenuki'd.

I would play on the right. Playing at B3 is more interesting to get more settled on the left, I feel, anyway, because it is big and increases your options.


I agree.
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Re: Kirby's Study Journal

Post by Kirby »

Uberdude wrote:But if you cut the other way, don't forget you should read this white resistance:

Click Here To Show Diagram Code
[go]$$
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . W . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . 1 2 X O B . . . . . . . . . . . . . |
$$ | . O 4 X X . X . . . . . . . . . X . . |
$$ | . 3 5 6 . . . . . . . . . . . . . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . X . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . . . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Yes, good point. I actually did think of this sequence briefly, but I thought it would hurt his two side stones. I didn't realize how powerful the cut was. Should have been more careful in reading!
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Re: Kirby's Study Journal

Post by Kirby »

yoyoma wrote:What is Black 203?


Oh that? Maybe the worst move in the game :-)

1. I was totally oblivious to my weak stones on the left.
2. I saw that it was going to become regular ko, so I thought I would play a move to create ko threats. But this is, of course flawed logic: if he answers, it didn't create any new ko threats. So if I am going to pursue the ko, I should just play it.

But more than that, I should have done the double ko that ez4u mentioned. Or thought about the left group.

Many mistakes here.
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Re: Kirby's Study Journal

Post by Charles Matthews »

Uberdude wrote:But if you cut the other way, don't forget you should read this white resistance:


Too true.

So in any case the attempt to cut right now looks premature, because Black can "threaten" to make this line work in various useful ways, in the centre.
Uberdude
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Re: Kirby's Study Journal

Post by Uberdude »

Here was one idea I had:

Click Here To Show Diagram Code
[go]$$
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . W . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . . . X O B . . . . . . . . . . . . . |
$$ | . O . X X . X . . . . . . . . . X . . |
$$ | . . 2 . . . . . . . . . . . . . . . . |
$$ | . . O . 1 . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . X . . . |
$$ | . . O . 3 . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . . . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Is white 2 too obedient? Maybe he would play at 3 himself, but then black can cut with good style of not giving a ponnuki. With 3 black loosely connects up his groups and develops some centre potential as well. But maybe it's a bit slow? I do quite like developing the right side moyo too.

(As mentioned already, I really don't like the marked exchange! Black 1 also gives black some flexibility in resisting the peep there which is just so humiliating to connect against making the marked stone a retarded empty traingle)
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Re: Kirby's Study Journal

Post by Charles Matthews »

Uberdude wrote:Here was one idea I had:

Click Here To Show Diagram Code
[go]$$
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . W . . . . . . O . . . . . |
$$ | . . O , O . . . . , O . . . . X . . . |
$$ | . . . X O B . . . . . . . . . . . . . |
$$ | . O . X X . X . . . . . . . . . X . . |
$$ | . . 2 . . . . . . . . . . . . . . . . |
$$ | . . O . 1 . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . X . . . |
$$ | . . O . 3 . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . X X . . . . . . . . . . . . . |
$$ | . . X . X O . . . . . . . . . . . . . |
$$ | . . . O X O . . . , . . . . . , X . . |
$$ | . . . O O X . O . . . . . X . . . . . |
$$ | . . . . . O . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Is white 2 too obedient? Maybe he would play at 3 himself, but then black can cut with good style of not giving a ponnuki. With 3 black loosely connects up his groups and develops some centre potential as well. But maybe it's a bit slow? I do quite like developing the right side moyo too.


Yes, I wondered if a central strategy was good for Black. But I decided "side before centre": the lower right ought to be bigger.

Anyway, if Shusai can develop the enclosure in his retirement game against Kitani, it is worth a try.
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Re: Kirby's Study Journal

Post by Kirby »

I played against another 1d today on KGS.

I died big.

Here is my review.

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Re: Kirby's Study Journal

Post by Kirby »

Mistakes.

Position 1

Click Here To Show Diagram Code
[go]$$ Position at move 20
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . X . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , X . . |
$$ | . . . X . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . W . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I played this pincer, partially because I like it, but also because of black's stone on the top. His stone ended up making me worry about a weak group.

So maybe it is simpler to just do this way:
Click Here To Show Diagram Code
[go]$$ Position at move 20
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . X . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , X . . |
$$ | . . W X . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


If it turns out like this:
Click Here To Show Diagram Code
[go]$$W Position at move 20
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . 5 . a . B . . . . . . . . . |
$$ | . . 3 , . . . . . , . . . . . , X . . |
$$ | . . 1 X . . . . . . . . . . . . . . . |
$$ | . . 2 4 . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I feel like I got solid territory, and black's marked stone isn't anything to worry about. In fact, if I were black, I'd prefer that it were at 'a' instead.

So I think I should have played this way.

Position 2
Click Here To Show Diagram Code
[go]$$ Position at move 32
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O O . . . . . . . . . . . . . . . |
$$ | . . X O . . O . . X . . . . . . . . . |
$$ | . . X , . . . . . , . . . . . , X . . |
$$ | . . . X . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . O , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . W X . . . . . . . . . . . . O O O . |
$$ | . O . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Perhaps it was out of stubbornness, but I played the marked move. Still, I think it's more important to answer him.
Click Here To Show Diagram Code
[go]$$ Position at move 32
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O O . . . . . . . . . . . . . . . |
$$ | . . X O . . O . . X . . . . . . . . . |
$$ | . . X , . . . . . , . . . . . , X . . |
$$ | . . . X . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . O W . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . O , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . O O O . |
$$ | . O . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Given my potentially weak group on top, this is no time to be making two weak groups.

Position 3
Click Here To Show Diagram Code
[go]$$ Position at move 38
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O O . . . . . . . . . . . . . . . |
$$ | . . X O . . O . . X . . . . . . . . . |
$$ | . . X , . . . . . , . . . . . , X . . |
$$ | . . . X . . . . . . . . . . . . . . . |
$$ | . W X . . . . . . . . . . . . . . . . |
$$ | . X O . . . . . . . . . . . . . . . . |
$$ | . X O . . . . . . . . . . . . . . . . |
$$ | . O . X . . . . . . . . . . . . . . . |
$$ | . . O , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O X . . . . . . . . . . . . O O O . |
$$ | . O . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I think I am trying to be too fancy here, and it's not a good idea. I'm in a bad situation already because I made two weak groups. But I should simply connect, and endure right now.

Click Here To Show Diagram Code
[go]$$ Position at move 38
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O O . . . . . . . . . . . . . . . |
$$ | . . X O . . O . . X . . . . . . . . . |
$$ | . . X , . . . . . , . . . . . , X . . |
$$ | . . . X . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . X O . . . . . . . . . . . . . . . . |
$$ | . X O . . . . . . . . . . . . . . . . |
$$ | . O W X . . . . . . . . . . . . . . . |
$$ | . . O , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O X . . . . . . . . . . . . O O O . |
$$ | . O . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Position 4
Click Here To Show Diagram Code
[go]$ Position at move 64
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O O . . . . . . . . . . . . . . . |
$$ | . . X O . O O . X X . . . . . . . . . |
$$ | . . X X X X O . O , . . . . . , X . . |
$$ | . X . X O O X . . . . . . . . . . . . |
$$ | X . X O . O X . . . . . . . . . . . . |
$$ | . X O O O O X . . . . . . . . . . . . |
$$ | . X O . . X W . . . . . . . . . . . . |
$$ | . O O X X . . . . . . . . . . . . . . |
$$ | . . O O . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . X . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O X . . . . . . . . . . . . O O O . |
$$ | . O . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I think it's too aggressive. I have a weak group, and I should just help it.

Click Here To Show Diagram Code
[go]$ Position at move 64
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O O . . . . . . . . . . . . . . . |
$$ | . . X O . O O . X X . . . . . . . . . |
$$ | . . X X X X O . O , . . . . . , X . . |
$$ | . X . X O O X W . . . . . . . . . . . |
$$ | X . X O . O X . . . . . . . . . . . . |
$$ | . X O O O O X . . . . . . . . . . . . |
$$ | . X O . . X . . . . . . . . . . . . . |
$$ | . O O X X . . . . . . . . . . . . . . |
$$ | . . O O . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . X . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O X . . . . . . . . . . . . O O O . |
$$ | . O . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Position 5
Click Here To Show Diagram Code
[go]$$ Position at move 130
$$ ---------------------------------------
$$ | . O . . . O . O . . . . O . O X . . . |
$$ | X X O O O . . O X . . O X O . O X . . |
$$ | . . X O X O O X X X . O X . O X X . . |
$$ | . . X X X X O . O X . O X . O O X . . |
$$ | . X . X O O X O . . . . . . . . . . . |
$$ | X . X O . O X X X . . . O . O . X . . |
$$ | . X O O O O X . . X . . . . . . . . . |
$$ | . X O . . X O X X . . . . X . X . . . |
$$ | . O O X X . O X . . . . . . . . X . . |
$$ | . . O O X . O . . , . . . . O , O O . |
$$ | O O . . . . . . . . . . . . . . . . . |
$$ | . X X . X . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O X . . . . . . . . . . W . O O O . |
$$ | . O X , X . X . . , . . O X . O X X . |
$$ | . . O O O X . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I think it's too much here.

I should just play lightly and try to live.

Black is winning, but I can't be so aggressive.

Click Here To Show Diagram Code
[go]$$ Position at move 130
$$ ---------------------------------------
$$ | . O . . . O . O . . . . O . O X . . . |
$$ | X X O O O . . O X . . O X O . O X . . |
$$ | . . X O X O O X X X . O X . O X X . . |
$$ | . . X X X X O . O X . O X . O O X . . |
$$ | . X . X O O X O . . . . . . . . . . . |
$$ | X . X O . O X X X . . . O . O . X . . |
$$ | . X O O O O X . . X . . . . . . . . . |
$$ | . X O . . X O X X . . . . X . X . . . |
$$ | . O O X X . O X . . . . . . . . X . . |
$$ | . . O O X . O . . , . . . . O , O O . |
$$ | O O . . . . . . . . . . . . . . . . . |
$$ | . X X . X . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . W . . . . . . |
$$ | . O X . . . . . . . . . . . . O O O . |
$$ | . O X , X . X . . , . . O X . O X X . |
$$ | . . O O O X . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]



--------------------

Key Takeaways

* Don't make two weak groups, especially ones that are close together.
* Don't try to be too fancy and/or aggressive in an urgent situation.
be immersed
Bill Spight
Honinbo
Posts: 10905
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Re: Kirby's Study Journal

Post by Bill Spight »

A few comments.

The Adkins Principle:
At some point, doesn't thinking have to go on?
— Winona Adkins

Visualize whirled peas.

Everything with love. Stay safe.
User avatar
oren
Oza
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Re: Kirby's Study Journal

Post by oren »

Kirby wrote:If it turns out like this:
Click Here To Show Diagram Code
[go]$$W Position at move 20
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . 5 . a . B . . . . . . . . . |
$$ | . . 3 , . . . . . , . . . . . , X . . |
$$ | . . 1 X . . . . . . . . . . . . . . . |
$$ | . . 2 4 . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]




I would expect the avalanche situation there. where he plays atari and takes the right side. Then his top middle stone is good.
Kirby
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Re: Kirby's Study Journal

Post by Kirby »

oren wrote:
Kirby wrote:If it turns out like this:
Click Here To Show Diagram Code
[go]$$W Position at move 20
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . 5 . a . B . . . . . . . . . |
$$ | . . 3 , . . . . . , . . . . . , X . . |
$$ | . . 1 X . . . . . . . . . . . . . . . |
$$ | . . 2 4 . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]




I would expect the avalanche situation there. where he plays atari and takes the right side. Then his top middle stone is good.


I think it's possible. But in that case, I would prefer if the black stone were on the 4th line (as black).

For example:

Click Here To Show Diagram Code
[go]$$B
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . 4 O 3 . . . . B . . . . . . . . . |
$$ | . . 2 1 . 7 . . . , . . . . . , X . . |
$$ | . . O X . . . . . . . . . . . . . . . |
$$ | . . . 5 . . . . . . . . . . . . . . . |
$$ | . . 6 . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


The marked stone seems low, and as white, I can reduce easily.

In contrast, if it were higher:

Click Here To Show Diagram Code
[go]$$B
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . 4 O 3 . . . . . . . . . . . . . . |
$$ | . . 2 1 . 7 . . . B . . . . . , X . . |
$$ | . . O X . . . . . . . . . . . . . . . |
$$ | . . . 5 . . . . . . . . . . . . . . . |
$$ | . . 6 . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I think black's influence works better.

On the other hand, if we take the variation in the game, if the black stone had been on the 4th line:

Click Here To Show Diagram Code
[go]$$B
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O O . . . . . a . . . . . . . . . |
$$ | . . X O . . O . . . . . . . . . . . . |
$$ | . . X , . . . . . B . . . . . , X . . |
$$ | . . . X . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . O . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , O . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . O O O . |
$$ | . . . , . . . . . , . . . . . O X X . |
$$ | . . . O . . . . . . . . . X . X O X . |
$$ | . . . . . . . . . . . . . . . X O X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


The marked black stone is giving much less pressure than if it's on the third line. For example, I could always slide to 'a'.

---

So basically, I think that the avalanche is a possibility for black if I attach underneath, but I don't mind it at all, since his stone on top is low, and in my opinion, not ideally placed.

And I like the avalanche variation better than in the game, because my group felt pressured, and his stone on top worked well. If it was a 4th line stone, I think the way I played in the game might be better, since the avalanche works better for him.
be immersed
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