invalid problem set
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life and death
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Problem | 755 |
Created | 2001-06-21 |
Source | |
Rating | |
Difficulty | 8 dan |
Average Solve Time | 55 secs |
User Attempts |
108 / 1989 |
Solve Ratio Rating | 5 dan |
| rating history |
(;GM[1]
FF[4]
AP[Hibiscus:2.1]
SZ[19]
ST[3]
;C[White to kill.
]
PL[W]
AB[an][bo][bp][cp][cr]
AW[bl][bn][cn][co][do][eo][ep][eq][er]
(;W[dr]
;B[ar]
(;W[bs]
;B[cs]
(;W[ao]
;B[br]
(;W[cq]
;B[bq]
;W[ap]
C[RIGHT]
)(;W[ap]
;B[aq]
))(;W[bq]
;B[cq]
;W[br]
;B[ao]
C[Black lives.]
)(;W[br]
;B[bq]
C[Black lives.]
)(;W[cq]
;B[bq]
C[Black lives.]
)(;W[aq]
;B[bq]
C[Black lives.]
))(;W[bq]
;B[cq]
C[Black lives.]
)(;W[ao]
;B[bs]
C[Black lives.]
)(;W[cs]
;B[bs]
;W[cq]
;B[bq]
C[ko]
))(;W[ao]
;B[br]
C[Black lives.]
)(;W[br]
;B[ar]
(;W[bs]
;B[bq]
C[Black lives.]
)(;W[cs]
;B[bq]
C[Black lives.]
)(;W[bq]
;B[bs]
;W[aq]
;B[cq]
C[ko]
)(;W[ao]
;B[bq]
C[Black lives.]
))(;W[bs]
;B[br]
C[Black lives.]
)(;W[ar]
;B[br]
C[Black lives.]
)(;W[ap]
;B[br]
C[Black lives.]
)(;W[cs]
;B[dr]
(;W[ds]
;B[bs]
C[Black lives.]
)(;W[br]
;B[ds]
C[Black lives.]
)(;W[ar]
;B[br]
C[Black lives.]
)(;W[ao]
;B[br]
C[Black lives.]
)(;W[dq]
;B[ds]
C[Black lives.]
)(;W[cq]
;B[ds]
C[Black lives.]
))(;W[dq]
;B[cq]
(;W[br]
;B[ar]
;W[aq]
;B[bs]
C[ko]
)(;W[ao]
;B[br]
C[Black lives.]
))(;W[cq]
;B[dq]
C[Black lives.]
)(;W[bq]
;B[br]
C[Black lives.]
))
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