The First Forum Double Digit Kyu Tourney

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kukula
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Re: The First Forum Double Digit Kyu Tourney

Post by kukula »

Chew Terr wrote:if white played 28 one space to the right, it adds to his liberties while giving black less holes to push through.


Somehow that stupid move felt clever at the time! I was worried about black running along the edge. But he wouldn't have had the liberty to do that.

Well, beginners make beginner's mistakes! If only I can learn from them!

Thanks for the helpful analysis!
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Re: The First Forum Double Digit Kyu Tourney

Post by SinK »

Thank you topaz and Chew Terr for the analysis. Much appreciated.
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Re: The First Forum Double Digit Kyu Tourney

Post by topazg »

SinK wrote:Thank you topaz and Chew Terr for the analysis. Much appreciated.


Very welcome :)
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Re: The First Forum Double Digit Kyu Tourney

Post by Chew Terr »

No problem at all, it's great to see you guys working your way up. =D
Someday I want to be strong enough to earn KGS[-].
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Re: The First Forum Double Digit Kyu Tourney

Post by kukula »

kukula 2-0 noodley

Game 1: noodley(w) 22.5-35.0 kukula
Game 2: kukula 31.5-18.0 noodley

(noodley resigned game 1 but it looked settled and that was the score at the end)
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Re: The First Forum Double Digit Kyu Tourney

Post by Dusk Eagle »

[sgf-full](;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[9]KM[5.50]TM[300]OT[5x30 byo-yomi]
PW[noodley]PB[kukula]WR[15k]BR[22k]DT[2010-08-05]PC[The KGS Go Server at http://www.gokgs.com/]RE[B+Resign]
;B[cg]BL[294.083]
;W[gc]WL[293.896]
;B[fg]BL[289.947]TR[dg][eg]C[The two space extension is a good solid shape.]
;W[cc]WL[269.963]TR[ec]C[This three-space extension has a bit of a weakness at the triangle point.]
;B[ge]BL[285.899]TR[ge][fg]C[Another good shape to enclose the corner.]
;W[fd]WL[256.061]TR[ec]C[White wanted to defend the weakness of the triangle point, but now with black's next move he feels behind.]
;B[ce]BL[272.346]C[The left side and the right side could be said to have been miai - that is, if black takes one, white should take the other. But now, black has gotten both sides, and so he is ahead.]
;W[fe]WL[210.404]
;B[ff]BL[260.61]
;W[he]WL[189.132]
;B[hf]BL[254.792]
;W[de]WL[129.367]
;B[df]BL[248.711]
;W[dd]WL[116.721]
;B[hd]BL[245.364]
;W[hc]WL[100.497]
(;B[gd]BL[230.857]C[This move doesn't accomplish anything - it is too slow. The cut doesn't work yet either.]
(;W[id]WL[66.165]
;B[ie]BL[226.526]
;W[ic]WL[64.954]
;B[cd]BL[220.993]
(;W[bc]WL[18.047]
;B[fc]BL[156.8]C[Nice move by black.]
;W[fb]WL[13.905]
;B[ec]BL[153.406]
;W[eb]WL[1.213]
;B[ee]BL[136.62]
;W[dc]WL[30]OW[4]
;B[ed]BL[127.304]
;W[bd]WL[30]OW[3]
;B[be]BL[119.673]
;W[ae]WL[30]OW[3]
;B[af]BL[114.679]
;W[ad]WL[30]OW[3]
;B[bg]BL[113.149]TW[aa][ba][ca][da][ea][fa][ga][ha][ia][ab][bb][cb][db][gb][hb][ib][ac]TB[fd][fe][he][bf][cf][ef][gf][if][ag][dg][eg][gg][hg][ig][ah][bh][ch][dh][eh][fh][gh][hh][ih][ai][bi][ci][di][ei][fi][gi][hi][ii]
])
(;W[db]))
(;W[bd]C[This is bigger.]
;B[be]
;W[ae]
;B[af]
;W[ad]
;B[bf]))
(;B[bd]))[/sgf-full]

[sgf-full](;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[9]KM[5.50]TM[300]OT[5x30 byo-yomi]
PW[kukula]PB[noodley]WR[22k]BR[15k]DT[2010-08-05]PC[The KGS Go Server at http://www.gokgs.com/]RE[W+13.50]
;B[gc]BL[294.943]
;W[gf]WL[292.629]
;B[gg]BL[288.024]
;W[fg]WL[282.009]
;B[hg]BL[268.662]
(;W[fh]WL[258.382]
;B[hf]BL[256.582]
;W[fe]WL[249.352]
;B[ge]BL[229.807]
;W[ff]WL[245.16]
(;B[hd]BL[202.453]
;W[cf]WL[239.031]
;B[ed]BL[183.426]
(;W[cd]WL[230.018]
;B[de]BL[165.29]
;W[df]WL[225.131]
;B[ce]BL[162.735]
;W[be]WL[223.42]
(;B[ee]BL[42.913]C[This is an empty triangle - bad shape. There are better ways to patch the weakness in your shape.]
;W[cc]WL[204.079]
;B[ef]BL[36.961]
;W[eg]WL[202.268]
;B[gh]BL[21.548]C[Black doesn't have time for this move - he can be cut on top.]
(;W[dh]WL[196.809]C[A bit slack. But this is the shape move if black didn't have such a bad weakness on top. The weakness may be hard to read, however.]
(;B[fd]BL[30]OB[5]C[Good.]
(;W[db]WL[190.798]
;B[eb]BL[30]OB[5]
;W[ec]WL[173.778]
;B[fc]BL[30]OB[5]
;W[dc]WL[170.455]
(;B[ea]BL[30]OB[5]LB[da:A][gi:B]C[Wrong shape. This lets white get A for free, after which he can get the final endgame move worth any points at B. See variation.]
;W[da]WL[150.433]
;B[fb]BL[30]OB[5]
;W[gi]WL[143.666]
;B[hi]BL[30]OB[5]
;W[fi]WL[141.725]
;B[dd]BL[30]OB[1]
;W[]WL[141.724]
;B[]BL[30]OB[1]TW[aa][ba][ca][ab][bb][cb][ac][bc][ad][bd][ae][af][bf][ag][bg][cg][dg][ah][bh][ch][eh][ai][bi][ci][di][ei]TB[fa][ga][ha][ia][gb][hb][ib][hc][ic][gd][id][he][ie][if][ig][hh][ih][ii])
(;B[fb]C[This move is almost (>99% with no exaggeration) always the correct move. Click forward.]
;W[gi]
;B[hi]
;W[fi]
;B[da]
;W[ca]
;B[ea]TR[ca]C[Compared to the game variation, white's territory is one point smaller, thanks to the triangle stone. This may seem trivial, but this shape will come up multiple times in every game and is quite important that you do not throw away 1 or 2 points like this every time it does.]))
(;W[eb]C[White can go this far with no problems.]))
(;B[eb]C[Better.]
;W[fd]
;B[fc]
;W[gd]
;B[he]
;W[dc]
;B[ec]))
(;W[fd]
(;B[fc]
;W[ec])
(;B[ec]
;W[fc]
;B[fb]
;W[gd]
;B[he]
;W[gb]
;B[hc]
;W[eb])))
(;B[dc])
(;B[ec]))
(;W[cc]TR[eb]C[Here seems to undercut black's territory more. You have a follow-up at the triangle. You should at least consider it.]))
(;B[fd]C[More active. Black has nothing to fear.]
;W[he]
;B[gd]C[Nothing white can do.]))
(;W[hf]C[It is often better to split your opponent into multiple groups.]
;B[fh]
;W[eg]
;B[eh]C[These crawls are necessary for life, but they are only making black one point each time. White makes more than one point each time black pushes, so black does not enjoy having to make life in this manner.]
;W[dg]
;B[hi]))[/sgf-full]

Good games guys. Hope I was helpful in some respect.
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Each of us woke up one moment and here we were in the darkness.
We're nameless things with no memory; no knowledge of what went before,
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Re: The First Forum Double Digit Kyu Tourney

Post by keithlard »

noodley 2-0 keithlard
Game 1: noodley (B) 19.5-19.0 keithlard
Game 2: noodley (W) 33.5-9.0 keithlard
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Re: The First Forum Double Digit Kyu Tourney

Post by SinK »

Tourney's making good progress. Since everyone has played at least one game now here's an update.

Current standings (no. games played in brackets):
1. kukula 2.0pt (3)
2. noodley 2.0pt (3)
3. Sink 1.0pt (2)
4. kiethlard 0.0pt (1)
5. TominNJ 0.0pt (1)

Games still to be played:
TominNJ vs. Sink
TominNJ vs. noodley
TominNJ vs. kiethlard
kiethlard vs. Sink
kiethlard vs. kukula
Last edited by SinK on Thu Aug 05, 2010 5:52 am, edited 1 time in total.
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Re: The First Forum Double Digit Kyu Tourney

Post by topazg »

FWIW: First score in noodley vs keithlard was actually 19 - 18.5 :)

kukula 2-0 TominNJ - Scores: 69.5 - 36.5
SinK 0-2 noodley - Scores: 29.5 - 42.5
SinK 2-0 kukula - Scores: 77.5 - 41.5
kukula 2-0 noodley - Scores: 66.5 - 40.5
noodley 2-0 keithlard - Scores: 52.5 - 27.5

Player - WDL - Points - Points For - Points Against - Tiebreak Ratio

kukula - 2-0-1 - 2 - 177.5 - 154.5 - 1.15
noodley - 2-0-1 - 2 - 135.5 - 123.5 - 1.10
SinK - 1-0-1 - 1 - 107 - 84 - 1.27
TominNJ - 0-0-1 - 0 - 36.5 - 69.5 - 0.53
keithlard - 0-0-1 - 0 - 27.5 - 52.5 - 0.52

EDIT: Ah, you beat me to it SinK, noodley has another win though btw!
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Re: The First Forum Double Digit Kyu Tourney

Post by SinK »

topazg wrote:FWIW: First score in noodley vs keithlard was actually 19 - 18.5

noodley has another win though btw!


Noted and fixed.
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Re: The First Forum Double Digit Kyu Tourney

Post by noodley »

I want to thank everyone for the reviews. In each 9x9 game I can try to follow the recommendations from the previous games and it's very helpful.
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Re: The First Forum Double Digit Kyu Tourney

Post by Aphelion »

I offered to review games, but I think I didn't realize it would be 9x9. Given how hard I find that board , I am probably more suitable as a player rather than a reviewer...
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Re: The First Forum Double Digit Kyu Tourney

Post by keithlard »

If we can make changes for next month's tourney, I'd vote for using tie-break matches instead of score ratio. Playing for the smallest loss strongly discourages speculative invasions and puts a dampener on fighting spirit in general. If you're behind, it's important to learn how to invade and reduce frameworks. If you're ahead, you need to know how to defend against this. Neither will happen when both players are worrying about the scoreline.

I would also prefer a 19x19 tournament. While 9x9 is great for absolute beginners, I would always encourage people to start playing on the bigger boards as soon as possible. After all, the name of the forum isn't "Life in 9x9" :D
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Re: The First Forum Double Digit Kyu Tourney

Post by topazg »

keithlard wrote:If we can make changes for next month's tourney, I'd vote for using tie-break matches instead of score ratio. Playing for the smallest loss strongly discourages speculative invasions and puts a dampener on fighting spirit in general. If you're behind, it's important to learn how to invade and reduce frameworks. If you're ahead, you need to know how to defend against this. Neither will happen when both players are worrying about the scoreline.


Actually, I find it can have both effects. The goal is not to play for the smallest loss, it's to play for the biggest win ;) If you are losing, winning is still far more valuable than the tiebreak anyway, and if you are winning, it can encourage even more sharp / aggressive play. However, I agree it does strongly affect play style, and I think this is important to consider when choosing tiebreakers - it's a decision that needs to be made deliberately.

keithlard wrote:I would also prefer a 19x19 tournament. While 9x9 is great for absolute beginners, I would always encourage people to start playing on the bigger boards as soon as possible. After all, the name of the forum isn't "Life in 9x9" :D


Certainly at least 13x13 makes a lot of sense, as none of you are playing like absolute beginners :)
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Re: The First Forum Double Digit Kyu Tourney

Post by Harleqin »

I find it irritating that the score is used for something else than determining the winner of the game. I think that it is an important lesson to learn that the absolute value of the score difference is irrelevant.
A good system naturally covers all corner cases without further effort.
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