invalid problem set
Problem | 1304 |
Created | 2002-01-29 |
Source | |
Rating | |
Difficulty | 8 dan |
Average Solve Time | 68 secs |
User Attempts |
187 / 2161 |
Solve Ratio Rating | 4 dan |
| rating history |
(
;
FF[4]
GM[1]
SZ[19]
AP[Jago:Version 4.27]
AB[bd][cd][dd][dc][db][ea]
C[If I were a carpenter ... (10)]
AW[bg][be][ce][de][ee][ed][ec][eb][gb]
GN[212]
(
;
W[bb]
(
;
B[ab]
(
;
W[cb]
(
;
B[bc]
;
W[ca]
;
B[da]
;
W[ad]
;
B[ba]
;
W[aa]
C[RIGHT Ko]
)
(
;
B[da]
;
W[ad]
;
B[ac]
;
W[ae]
;
B[bc]
;
W[ca]
;
B[ba]
;
W[aa]
C[RIGHT Ko, Black can't play a]
LB[cc:a]
)
)
(
;
W[bc]
;
B[ac]
;
W[da]
;
B[ca]
;
W[ba]
;
B[cb]
C[Seki]
)
(
;
W[ad]
;
B[bc]
;
W[cb]
;
B[ca]
;
W[ba]
;
B[da]
C[Seki]
)
(
;
W[da]
;
B[ca]
;
W[bc]
;
B[ac]
;
W[ba]
;
B[cb]
C[Seki]
)
)
(
;
B[bc]
;
W[cb]
;
B[ab]
;
W[ca]
;
B[da]
;
W[ad]
;
B[ba]
;
W[aa]
C[RIGHT Ko]
)
(
;
B[ba]
(
;
W[ad]
(
;
B[bc]
;
W[ac]
;
B[ab]
;
W[aa]
C[RIGHT Ko]
)
(
;
B[ac]
;
W[bc]
;
B[ae]
;
W[ab]
;
B[cb]
;
W[ad]
C[RIGHT Ko]
)
)
(
;
W[bc]
;
B[ad]
;
W[da]
;
B[ca]
;
W[ac]
C[1000 year Ko]
)
)
)
(
;
W[ad]
(
;
B[ab]
(
;
W[bc]
;
B[bb]
;
W[ca]
;
B[da]
;
W[cb]
;
B[ba]
)
(
;
W[bb]
;
B[bc]
;
W[cb]
;
B[ca]
;
W[ba]
;
B[da]
C[Seki]
)
)
(
;
B[bc]
(
;
W[cb]
;
B[bb]
(
;
W[ac]
;
B[ab]
;
W[ba]
;
B[da]
;
W[ca]
C[Seki]
)
(
;
W[ab]
;
B[ac]
;
W[ba]
;
B[da]
;
W[ca]
;
B[ae]
;
W[fa]
C[White needs another move just to achive double Ko]
)
)
(
;
W[ab]
;
B[ac]
;
W[cb]
;
B[ba]
(
;
W[bb]
;
B[ca]
C[Seki]
)
(
;
W[ca]
;
B[bb]
)
)
)
)
(
;
W[bc]
;
B[ab]
(
;
W[bb]
;
B[ac]
;
W[da]
;
B[ca]
;
W[ba]
;
B[cb]
C[Seki]
)
(
;
W[ad]
;
B[bb]
;
W[ca]
;
B[da]
;
W[cb]
;
B[ba]
)
)
)
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