invalid problem set
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life and death
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+3
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Problem | 10776 |
Created | 2008-01-09 |
Source | Japanese Tsumego Book |
Rating | |
Difficulty | 2.7 dan |
Average Solve Time | 64 secs |
User Attempts |
291 / 982 |
Solve Ratio Rating | 4 kyu |
| rating history |
(;AB[rc]AB[rd]AB[qe]AB[qf]AB[qg]AB[pg]AB[oe]AB[nf]AB[mf]AB[me]AB[nd]AB[nc]AB[oc]AB[mb]AB[lc]AB[ld]AW[mc]AW[lb]AW[kb]AW[kc]AW[kd]AW[ke]AW[kf]AW[lg]AW[mg]AW[ng]AW[og]AW[of]AW[pf]AW[pe]AW[pd]AW[pc]AW[qb]AW[qd]AP[goproblems]
(;B[pb];W[ob];B[nb];W[pa];B[od]C[RIGHT])
(;B[ob];W[ma]
(;B[na];W[nb]C[You can do better then ko.])
(;B[nb];W[od]))
(;B[od];W[nb]
(;B[ma];W[ob])
(;B[na];W[ma]))
(;B[nb];W[od];B[pb];W[pa]
(;B[ob];W[qc];B[oa];W[ma];B[qa];W[rb])
(;B[oa];W[ob]C[Ko is not good enough.]))
(;B[ma];W[ob]
(;B[nb];W[od])
(;B[od];W[nb]))
(;B[la];W[nb]
(;B[ma];W[ob])
(;B[na];W[ob])
(;B[ob];W[ma]))
(;B[qc];W[ob]
(;B[od];W[nb])
(;B[nb];W[od]))
(;B[le];W[nb]
(;B[ma];W[ob])
(;B[ob];W[ma]))
(;B[na];W[ob]
(;B[od];W[nb])
(;B[nb];W[od]))
(;B[oa];W[nb]
(;B[ma];W[ob])
(;B[na];W[ma]))
(;B[pa];W[nb]
(;B[na];W[ob]
(;B[pb];W[ma])
(;B[oa];W[pb])
(;B[ma];W[pb]))
(;B[pb];W[ob]
(;B[ma];W[qa])
(;B[na];W[ma]))))
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