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Правила Го, задачи для начинающих, партии мастеров Го.
Подфорум курирует А. Динерштейн

Комментарии к 3-ей партии финала ЧМ LG

breakfast на rugo.ru Эксперт Го
20, April, 2005 14:11   Об авторе Фотографии автора Партии автора Набор Го автора
 +    0     

Думаю, что многим интересно будет сравнить мои комментарии для Го4Го и разбор партии от Xie He, 5-дан про (Китай).
Вот что получилось у меня:
2005-04-18 9th LG Cup, final 3
Cho U vs Yu Bin, B+R

(;
GM[1]FF[4]VW[]AP[Many Faces of Go:11.0]
SZ[19]
HA[0]
ST[0]
PB[Cho U]
PW[Yu Bin]
DT[2005-04-18]
KM[6.5]
RE[B+R]
SO[http://www.go4go.net]
EV[9th LG Cup]
BR[9p]
WR[9p]
RO[final, game3];B[qd]
C[This is the 3rd game from the final of the 9th LG Cup. Black \
is Cho U, 9-dan. White is Yu Bin, 9-dan]
;W[dc];B[de];W[pp];B[cp];W[ce];B[cf];W[cd]
(;B[fq]
C[The plan is unusual -]
;W[df];B[cg];W[ef];B[cj];W[nc]
(;B[kc]
C[The pincer is natural -]
;W[pd]
(;B[qc]
C[A rare move, but now the plan is logic -]
;W[qe]
(;B[re]
C[The most solid answer -]

(;W[pc]
C[The wrong shape -]
;B[qf];W[pe];B[hc]
C[Black is happy to keep sente]
;W[qb];B[qn];W[nq];B[qp];W[qq]
;B[rq]
(;W[pq]
C[Again Yu Bin, 9-dan is playing for territory -]
;B[ro];W[kq]
C[A joseki]
;B[fc];W[gd]
C[A bad exchange for White. It would be normal to defend solidly \
at X]
MA[ee]
;B[ed];W[jd];B[ib];W[ee]
C[Later the kosumi at X is sente for Black, so White cannot be \
satisfied]
MA[eb]

;B[mp]
(;W[mq]
C[Kosumi at X is little bit better -]
MA[lr]
;B[jq];W[jp];B[iq];W[kp]
C[White's position is thick, but overconcentrated]
;B[fo]
(;W[co]
C[White can think about the attachment at X -]
MA[bp]
;B[do]
(;W[rb]
C[The tennuki is rather strange -]
;B[qi];W[qk]
C[An overplay. It is still better to escape at X]
MA[cn]
;B[eb];W[dd];B[cn]
C[A huge move. The side is not invadeable anymore, so Black has \
a clear lead on territory]
;W[po];B[rm]
C[The vital point]
;W[pl]
;B[rg];W[rr];B[sr];W[qo];B[rp];W[qr]
C[White must think about the kosumi at X]
MA[rj]
;B[rk];W[dh];B[ch];W[ip]
;B[ql]
C[A solid answer]
;W[hq];B
;W[ir];B[gr];W[pm];B[pk];W[ok];B[qj];W[jr]
;B[mk];W[dk];B[ck];W[dl];B[cl];W[lc]
C[A bad exchange for White, making Black stronger]
;B[kd];W[kb];B[jc]
C[Black's shape is powerful and the marked stone cannot be attacked \
anymore]
TR[mk]
;W[ml]
C[Too passive, but it seems that White has no other way]

;B[nk];W[nl];B[oj];W[lk];B[ol];W[om];B[gm];W[im];B[jl];W[il]
;B[lj];W[ll];B[jj];W[kj];B[kk];W[ki];B[ik];W[jm];B[hk];W[fk]
;B[ih];W[gn];B[fd];W[db];B[ld];W[kg];B[li];W[lh];B[jh];W[kh]
;B[jf];W[md];B[lb];W[mc];B[gf]
C[Black makes some territory in the centre and now the position looks \
hopeless for White. He is almost 10 points behind.]
;W[rd];B[og];W[kl];B[jk];W[nf]
;B[ng];W[mh];B[ni];W[mf];B[kf];W[mi];B[mj];W[lf];B[da];W[ca]
;B[ea];W[bb];B[fn];W[hl];B[gk];W[eh];B[ei])
(;W[cn];B[bp];W[dn];B[eo];W[dk]
C[It is urgent for White to destroy the side]
))
(;W[bp];B[cq];W[ck];B[dk];W[cl];B[dj];W[co]
C[It would be difficult for Black to kill the invader]
))
(;W[lr];B[jq];W[jr];B[iq];W[kp]
C[It would be difficult for Black to use the attachment]
))
(;W[qo];B[rp];W[ro];B[po];W[rn];B[pq];W[op];B[pr];W[qm]
;B[qi]
C[This is another possibility (influence-oriented)]
))
(;W[qf];B[pc];W[od];B[rf];W[qg];B[hc]
C[It is not typical for Yu Bin, 9-dan to play for influence, but \
actually this is the best way for White]
))
(;B[pe];W[re]
(;B[od];W[pc];B[oc];W[pb];B[ob];W[qb]
C[The result of this variation considered to be favourable for \
White]
)
(;B[ob];W[pc];B[pb];W[qb];B[rb];W[rc];B[qa];W[rd];B[qb]
;W[ne];B[pf];W[qg]
C[The fight would be difficult for Black]
)))
(;B[pe];W[qc];B[rc];W[pc];B[re];W[oe];B[pf];W[rb];B[sb]
;W[of];B[pg];W[ic]
C[This is the standard pattern, but the pincer would be painful \
for Black]
))
(;B[pc];W[jd]
C[White's construction would be perfect]
))
(;B[dg];W[fc];B[dm]
C[This is the classic pattern]
))





А так разобрал Xie He(перевод с китайского):


(;
GM[1]FF[4]VW[]AP[Many Faces of Go:11.0]
SZ[19]
HA[0]
ST[0]
PB[Cho U]
PW[Yu Bin]
DT[2005-04-18]
PC[Seoul, Korea]
KM[6.5]
RE[B+R]
EV[9th LG Cup final game 3]
BR[9p]
WR[9p];B[qd];W[dc];B[de]
C[As always, Black plays the high approach of B3, perhaps Cho U \
thinks this move is inevitable.]
;W[pp];B[cp]
C[B5: Black starts to vary, in the first game, Black attaches the \
upper-left corner.]
;W[ce];B[cf];W[cd]
;B[fq]
C[B9 is a unique thinking, Cho U's opening is always relatively \
fresh.]
;W[df];B[cg];W[ef];B[cj];W[nc]
C[The large knight's approach of W14 is Yu Bin's favorite play, \
if Black makes the diagonal at 'a', White will make two-space \
extension, it is simple and clear.]
LB[kc:b][pc:a]
;B[kc]
C[Black counterattacks with B15, it is just the place White wants \
to make extension. Enemy's good point is also my good point.]
;W[pd]
C[W16: For White to attach at 'a' is common joseki, next B 'b', \
W16, B 'c', W 'd', B 'e', W 'f', B 'g', W 'h' and B 'i'. This \
way White gets to turn around his body, but in this situation, \
White's configuration in the upper left corner is not satisfying.]
LB[pg:i][rb:h][oc:g][pe:f][od:e][rc:d][qb:c][pc:b][qc:a]
;B[qc]
C[If B17 at 'a', White will not cut at 17 but play hane at 'b' \
instead, Black is not good.]
LB[qe:b][pc:a]
;W[qe]
C[W18: White can consider to jump at 'a', next B18, W 'b' and B \
'c', White obtains sente and can play at 'd'.]
LB[ic:d][qg:c][nf:b][pf:a]

;B[re];W[pc]
C[W20 is a novel play. The common play is to extend at 'a', followed \
by B 'b', W 'c', B20, W 'd' and B 'e'. White is indeed a little \
dissatisfied in this variation, not sure whether Teacher Yu had \
studied W20 or not, never saw this before.]
LB[hc:e][od:d][qg:c][rf:b][qf:a]
;B[qf];W[pe];B[hc];W[qb]
C[B23 and W24 are miai good points, both are very big. The simple \
hane of W24 is better than cutting at 'a'. This forms a new variation, \
White is very thick, Black's speed is faster, so this variation \
is about even.]
LB[rf:a]
;B[qn];W[nq];B[qp];W[qq]
;B[rq];W[pq]
C[W30: White can atari at 'a', next B 'b', W 'c', B 'd' and W 'e'. \
In the game, Teacher Yu selects simple and clear play.]
LB[rn:e][po:d][ro:c][rp:b][qo:a]
;B[ro];W[kq];B[fc]
C[B33: Black wants to take advantage in sente.]
;W[gd]
C[W34 is good sequence, if B 'a', then W 'b'. If White simply plays \
at 'b', later on White can't strike at 34 any more.]
LB[ee:b][gc:a]
;B[ed]
C[B35 is tenacious counterattack, Cho U is reluctant to incur loss. \
Because Black has the triangled stone, after White pushes and \
cuts, White can't capture the square-marked black stone.]
TR[qn]
SQ[hc]
;W[jd]
C[W36: White doesn't have more severe tactic. So far, W34 seems \
questionable, White overlooks Black's counterattack.]
;B[ib];W[ee]
;B[mp]
C[B39: If Black connects at 'a', next W 'b', B 'c' and W 'd', Black \
will be captured in a ladder. B39 doesn't achieve the effect \
of ladder breaker.]
LB[ec:d][gb:c][gc:b][dd:a]
;W[mq];B[jq]
C[B41 again is an attachment! This move is similar to B29 in the \
game 1. But today in this situation it is not a bad move. Because \
Black has no weak groups on the board, White's thickness can't \
be effectively utilized.]
;W[jp];B[iq];W[kp];B[fo]
C[B45 is the right shape. Because in the upper left corner, Black \
is always left with the aji of connecting out, White is also \
not easy to strengthen, so in the opening Black is a little favorable.]
;W[co];B[do];W[rb]
C[White attaches with W46 then takes tenuki, it is very strange.]

;B[qi];W[qk];B[eb]
C[B51 is hard to understand, later one when ladder is favorable, \
connecting out is very severe. Cho U has favorable consciousness.]
;W[dd];B[cn]
C[B53 is a big move. On the board, Black is leading about 20 points \
in territory. Objectively, Teacher Yu meets a difficult problem.]
;W[po]
C[W54 is not a bad move, very thick.]
;B[rm];W[pl];B[rg]
C[B57 is the shape, here Black can't allow White to strike inside.]
;W[rr]
;B[sr];W[qo];B[rp];W[qr]
C[White exploits Black with the sequence from W58 to B62, Black \
is a little uncomfortable.]
;B[rk];W[dh];B[ch];W[ip]
C[W66: White should play hane at 'a', next B 'b', W 'c', B 'd' \
and W 'e', this way Black is thin.]
LB[sj:e][ri:d][qj:c][rl:b][rj:a]
;B[ql]
C[After Black connects with B67, how to use White's thickness is \
a question.]
;W[hq]
C[W68 capturing two stone is the biggest move on the board. Now \
the board size becomes smaller, White's territory is still inadequate, \
White's situation is not optimistic.]

;B
;W[ir];B[gr];W[pm];B[pk];W[ok];B[qj];W[jr]
C[After this move, it is time for lunch break.]
;B[mk];W[dk]
;B[ck];W[dl];B[cl];W[lc]
C[W82 is a tesuji, testing Black's answer. Black has two choices: \
extend and descend.]
;B[kd];W[kb];B[jc];W[ml]
C[W86 is tight, if B 'a', White can obtain a big territory by playing \
at 'b'.]
LB[ll:b][lk:a]
;B[nk];W[nl]
;B[oj];W[lk]
C[W90 is strong and unyielding. White at the bottom is very thick \
and not afraid of Black's cut. In this area White obtains some \
territory, White's situation takes a better turn.]
;B[ol];W[om];B[gm];W[im];B[jl];W[il];B[lj]
C[B95 and B97 is weird order. If W 'a', then B 'b', Black definitely \
will not sacrifice B95 easily.]
LB[jk:b][kk:a]
;W[ll]
;B[jj];W[kj]
C[W100: White wants to obtain sente, if B 'a', then W 'b', B 'c' \
and W 'd', this big endgame is worth 10+ points.]
LB[rd:d][li:c][kk:b][ki:a]
;B[kk];W[ki];B[ik]
C[B101 and B103 are good counterattack moves.]
;W[jm];B[hk]
C[Through B105, White in the center is a little thin.]
;W[fk];B[ih];W[gn]
;B[fd];W[db];B[ld]
C[Now the game already enters into endgame fight, White's situation \
is still a little inferior.]
;W[kg]
C[W112: White fights desperately.]
;B[li];W[lh];B[jh];W[kh];B[jf]
C[B117 is calm, White is not easy to handle.]
;W[md]
;B[lb];W[mc];B[gf]
C[B121 is big. Black is leading 10+ points on the board.]
;W[rd];B[og]
C[W122 and B123 are all big endgames. Today Cho U's state is very \
good.]
;W[kl];B[jk];W[nf];B[ng];W[mh]
;B[ni];W[mf];B[kf];W[mi];B[mj];W[lf];B[da];W[ca];B[ea];W[bb]
;B[fn];W[hl];B[gk];W[eh];B[ei])


Осталось найти Корейский и Японский варианты анализа :)



Александр Динерштейн,
Go lessons [breakfast.go4go.net]
Разобранные партии [www.go4go.net]
Журнал "Гоама" [gogame.info]
Новости с серверов Го [GoSensations.com]

Re: Комментарии к 3-ей партии финала ЧМ LG
breakfast на rugo.ru Эксперт Го
20, April, 2005 14:19   Об авторе Фотографии автора Партии автора Набор Го автора
 +    0     

Осталось выяснить, почему партии не загружаются ...



Александр Динерштейн,
Go lessons [breakfast.go4go.net]
Разобранные партии [www.go4go.net]
Журнал "Гоама" [gogame.info]
Новости с серверов Го [GoSensations.com]

Re: Комментарии к 3-ей партии финала ЧМ LG
Teh. Director на rugo.ru Ценитель Го
20, April, 2005 17:12   Об авторе Фотографии автора Партии автора Набор Го автора
 +    0     

Александр, к сожалению партии с текстом длиннее 4 кб (а с комментариями они как правило длиннее) пока не грязятся флешгобаном, когда их текст передается строкой адреса (как у нас на форуме). Со временем этот механизм будет переделан... но нужно некоторое свободное время под это...



<По техническим вопросам форума и портала weiqi.ru можно обращаться ко мне td#weiqi#ru.>
Qui parcit nocentibus, innocentes punit - Кто щадит виновных, тот наказывает невинных.
Бортовой журнал: [dimdimka.weiqi.ru]

Re: Комментарии к 3-ей партии финала ЧМ LG
Сахабутдинов на rugo.ru Знаток Го
20, April, 2005 17:54   Об авторе Фотографии автора Партии автора Набор Го автора
 +    0     

... Посмотрел, прочитал, сравнил...
хе-хе-хе...
Мне показалось, что Кси Хе совсем не хотел брать на себя какую-бы то ни было ответственность за свои слова!
Странно, ведь это "тот самый" Кси Хе, который входит в элиту китайского го...



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