invalid problem set
Problem | 8127 |
Created | 2006-02-18 |
Source | |
Rating | |
Difficulty | 4.1 dan |
Average Solve Time | 60 secs |
User Attempts |
464 / 2150 |
Solve Ratio Rating | 2 kyu |
| rating history |
Black to Kill Without Ko
(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PW[White]PB[Black]AW[bo][ap][bp][dp][bq][cq][eq][dr][es]AB[an][bn][cn][ao][co][do][eo][cp][aq][fq][cr][er][fr][fs]C[Black To Kill Without Ko]
(;B[ds]CR[ds]
;W[br]CR[br]
;B[dq]CR[dq]C[Ko])
(;B[br]CR[br]
;W[ar]CR[ar]
;B[ds]CR[ds]
;W[bs]CR[bs]
;B[dq]CR[dq]C[Ko])
(;B[cs]CR[cs]
;W[bs]CR[bs]
;B[br]CR[br]
;W[ar]CR[ar]C[Ko])
(;B[bs]CR[bs]
(;W[br]CR[br]C[CHOICE]
;B[cs]CR[cs]C[RIGHT])
(;W[ds]CR[ds]C[CHOICE]
(;B[cs]CR[cs]
;W[dq]CR[dq]
;B[ar]CR[ar]C[RIGHT])
(;B[ep]CR[ep]
(;W[dq]CR[dq]
(;B[br]CR[br]
;W[ar]CR[ar]C[Seki])
(;B[ar]CR[ar]C[RIGHT])
(;B[cs]CR[cs]
;W[ar]CR[ar]C[Seki])
(;B[as]CR[as]
;W[br]CR[br]C[White Lives]))
(;W[br]CR[br]
;B[dq]CR[dq]C[RIGHT Correct, but not optimal ]))
(;B[ar]CR[ar]C[RIGHT Thanks go to Fieldmouse for this Variation])))
(;B[ar]CR[ar]
;W[br]CR[br]
;B[ds]CR[ds]
;W[cs]CR[cs]))
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