invalid problem set
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life and death
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Problem | 14148 |
Created | 2010-11-16 |
Name | BostonGo Group B Problem #14 |
Source | |
Rating | |
Difficulty | 9 dan |
Average Solve Time | 74 secs |
User Attempts |
38 / 230 |
Solve Ratio Rating | 1 dan |
| rating history |
(;AB[pa]AB[pb]AB[nb]AB[oc]AB[od]AB[oe]AB[qe]AB[re]AB[se]AB[pf]AB[pg]AB[qh]AB[rh]AW[sf]AW[rf]AW[qf]AW[pe]AW[pd]AW[pc]AW[qc]AW[qd]AW[ob]AW[oa]AP[goproblems]
(;B[rb];W[qb];B[na]
(;W[qa];B[sc]
(;W[sb]
(;B[sa];W[ra]C[]
(;B[rc];W[sb]C[ko, White takes first.])
(;B[rd];W[sb]C[ko, White takes first.]))
(;B[ra];W[rd])
(;B[rc];W[rd])
(;B[sd];W[ra];B[sa]C[ko, Black takes first.RIGHT])
(;B[rd];W[ra];B[sa]C[ko, Black takes first.RIGHT]))
(;W[ra];B[sb];W[rd];B[sd]C[RIGHT]))
(;W[ra];B[qa];W[rd];B[sa]C[RIGHT]))
(;B[ra];W[rb]
(;B[na];W[rd])
(;B[rd];W[rc]
(;B[na];W[sd])
(;B[sb];W[sd];B[re];W[qa])))
(;B[qb];W[rb];B[na];W[rd])
(;B[rd];W[rc])
(;B[sb];W[rb])
(;B[na];W[rb]
(;B[ra];W[rd])
(;B[rd];W[rc])))
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