invalid problem set
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life and death
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Problem | 739 |
Created | 2001-06-17 |
Source | |
Rating | |
Difficulty | 8 dan |
Average Solve Time | 78 secs |
User Attempts |
77 / 2161 |
Solve Ratio Rating | 6 dan |
| rating history |
(;GM[1]
FF[4]
AP[Hibiscus:2.1]
SZ[19]
ST[3]
;C[White to kill.
]
PL[W]
AB[bs][cq][cr][dq][fp][fq][hq][hr][is]
AW[ar][bp][bq][br][cp][dp][eo][fo][go][ho][ip][iq][ir][kr]
(;W[er]
;B[eq]
(;W[gp]
;B[gq]
TR[fp]C[Now the triangulate black stone look useless.]
(;W[hs]
;B[gs]
;W[fr]
;B[cs]
;W[fs]
;B[es]
(;W[ds]
;B[dr]
;W[es]
;B[gr]
;W[es]
C[RIGHT]
)(;W[js]
;B[dr]
C[Black lives.]
))(;W[fr]
;B[hs]
(;W[cs]
;B[fs]
(;W[es]
;B[gr]
C[ko.]
)(;W[ds]
;B[gr]
;W[as]
;B[dr]
C[Black lives.]
))(;W[fs]
;B[ds]
C[Black lives.]
))(;W[gs]
;B[hs]
(;W[cs]
;B[ds]
C[Black lives.]
)(;W[ds]
;B[cs]
))(;W[ds]
;B[cs]
;W[hs]
;B[gs]
;W[fr]
;B[fs]
C[Black lives.]
)(;W[fs]
;B[hs]
(;W[ds]
;B[fr]
(;W[gs]
;B[cs]
C[Black lives.]
)(;W[cs]
;B[dr]
C[Black lives.]
))(;W[cs]
;B[ds]
C[Black lives.]
)))(;W[hs]
;B[gs]
(;W[gp]
;B[gq]
C[Now the triangulate black stone look useless.]
TR[fp];W[fr]
;B[cs]
;W[fs]
;B[es]
(;W[ds]
;B[dr]
;W[es]
;B[gr]
;W[es]
C[RIGHT]
)(;W[js]
;B[dr]
C[Black lives.]
))(;W[fr]
;B[gp]
C[Black lives.]
))(;W[fr]
;B[gp]
C[Black lives.]
)(;W[ds]
;B[cs]
C[Black lives.]
)(;W[gr]
;B[gq]
C[Black lives.]
))(;W[hs]
;B[er]
C[Black lives.]
)(;W[gp]
;B[er]
C[Black lives.]
)(;W[gq]
;B[gp]
C[Black lives.]
)(;W[gr]
;B[er]
;W[gq]
;B[gp]
;W[hp]
;B[hs]
(;W[js]
;B[fr]
;W[gs]
;B[ep]
C[Black lives.]
)(;W[gs]
;B[ds]
(;W[fs]
;B[ep]
C[Black lives.]
)(;W[ep]
;B[fs]
;W[js]
;B[fr]
C[Black lives.]
)))(;W[gs]
;B[er]
C[Black lives.]
)(;W[fr]
;B[er]
C[Black lives.]
)(;W[fs]
;B[er]
C[Black lives.]
)(;W[es]
;B[er]
C[Black lives.]
)(;W[ds]
;B[er]
C[Black lives.]
)(;W[cs]
;B[ds]
C[Black lives.]
)(;W[eq]
;B[er]
))
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