invalid problem set
Problem | 20209 |
Created | 2015-08-28 |
Name | 006 - 123 |
Source | Yi Ch'ang-ho's Selected Life and Death Go Problems |
Rating | |
Difficulty | 6 dan |
Average Solve Time | 72 secs |
User Attempts |
29 / 119 |
Solve Ratio Rating | 3 kyu |
| rating history |
(;AB[bq]AB[cq]AB[ao]AB[bo]AB[co]AB[do]AB[eo]AB[ep]AB[eq]AB[er]AB[fq]AB[gp]AB[hp]AB[io]AW[ap]AW[bp]AW[cp]AW[dp]AW[dq]AW[dr]AW[es]AW[fr]AW[gq]AW[hq]AW[ir]AW[ip]AW[jp]AP[goproblems]
(;B[ds];W[fs]
(;B[bs];W[cs]
(;B[gr];W[ds]
(;B[aq];W[br]
(;B[ar];W[as]C[Ko, White takes first.RIGHT])
(;B[gs];W[as])
(;B[cr];W[ar]))
(;B[ar];W[cr]
(;B[gs]C[];W[hs]C[White is alive.])
(;B[br]C[];W[hr]))
(;B[hr];W[iq]
(;B[cr];W[aq])
(;B[ar];W[cr])
(;B[aq];W[ar]))
(;B[cr];W[aq];B[ar];W[br])
(;B[gs];W[hs]
(;B[cr];W[hr]
(;B[ar];W[aq])
(;B[aq];W[ar]))
(;B[aq];W[hr])
(;B[ar];W[cr])))
(;B[cr];W[aq])
(;B[aq];W[ar]))
(;B[gr];W[cs]
(;B[bs];W[ds]
(;B[aq];W[br]
(;B[ar];W[as]C[Ko, White takes first.RIGHT])
(;B[gs];W[as])
(;B[cr];W[ar]))
(;B[cr];W[aq];B[ar];W[br])
(;B[gs];W[hs]
(;B[cr];W[hr]
(;B[ar];W[aq])
(;B[aq];W[ar]))
(;B[aq];W[hr])
(;B[ar];W[cr]))
(;B[ar];W[cr]
(;B[gs]C[];W[hs]C[White is alive.])
(;B[br]C[];W[hr])))
(;B[gs];W[ds];B[bs];W[hs]
(;B[cr];W[hr]
(;B[ar];W[aq])
(;B[aq];W[ar]))
(;B[aq];W[hr])
(;B[ar];W[cr]))
(;B[cr];W[br]))
(;B[cr];W[cs]
(;B[bs];W[ds]
(;B[ar];W[aq])
(;B[gr];W[aq];B[ar];W[br])
(;B[aq];W[ar]))
(;B[aq];W[ds];B[bs];W[ar]))
(;B[cs];W[cr]
(;B[gr];W[bs];B[ds];W[cs];B[gs];W[ds])
(;B[br];W[bs];B[cs];W[ds]))
(;B[aq];W[cs]))
(;B[gr];W[fs]
(;B[ds];W[cs]
(;B[bs];W[ds]
(;B[aq];W[br]
(;B[ar];W[as]C[Ko, White takes first.RIGHT])
(;B[gs];W[as])
(;B[cr];W[ar]))
(;B[ar];W[cr]
(;B[gs]C[];W[hs]C[White is alive.])
(;B[br]C[];W[hr]))
(;B[hr];W[iq]
(;B[cr];W[aq])
(;B[ar];W[cr])
(;B[aq];W[ar]))
(;B[cr];W[aq];B[ar];W[br])
(;B[gs];W[hs]
(;B[cr];W[hr]
(;B[ar];W[aq])
(;B[aq];W[ar]))
(;B[aq];W[hr])
(;B[ar];W[cr])))
(;B[gs];W[ds];B[bs];W[hs]
(;B[cr];W[hr]
(;B[ar];W[aq])
(;B[aq];W[ar]))
(;B[aq];W[hr])
(;B[ar];W[cr]))
(;B[cr];W[br]))
(;B[gs];W[ds])
(;B[cr];W[ds]
(;B[bs];W[ar])
(;B[ar];W[bs])
(;B[cs];W[hr])
(;B[aq];W[hr])
(;B[gs];W[hs]))
(;B[aq];W[ds]))
(;B[cr];W[ds]
(;B[bs];W[ar]
(;B[aq];W[gs])
(;B[cs];W[gs])
(;B[gr];W[fs]
(;B[aq];W[hr])
(;B[gs];W[hs])
(;B[cs];W[hr])))
(;B[ar];W[bs]
(;B[gr];W[fs])
(;B[cs];W[gr]))
(;B[gr];W[fs]
(;B[bs];W[ar]
(;B[aq];W[hr])
(;B[gs];W[hs])
(;B[cs];W[hr]))
(;B[ar];W[bs])
(;B[cs];W[hr])
(;B[aq];W[hr])
(;B[gs];W[hs]))
(;B[cs];W[gr])
(;B[aq];W[gr]))
(;B[bs];W[ds]C[]
(;B[cr];W[ar]
(;B[aq];W[gs])
(;B[cs];W[gs])
(;B[gr];W[fs]
(;B[aq];W[hr])
(;B[gs];W[hs])
(;B[cs];W[hr])))
(;B[ar];W[cr]
(;B[gr];W[fs]
(;B[gs];W[hs])
(;B[br];W[hr]))
(;B[br];W[gr]))
(;B[gr];W[fs]
(;B[cr];W[ar])
(;B[aq];W[hr])
(;B[ar];W[cr]
(;B[gs];W[hs])
(;B[br];W[hr]))
(;B[gs];W[hr])))
(;B[ar];W[bs])
(;B[cs];W[cr]
(;B[br];W[ds];B[aq];W[fs]
(;B[gr];W[bs])
(;B[as];W[bs]))
(;B[ar];W[br])
(;B[gr];W[fs];B[gs];W[ds];B[br];W[bs])
(;B[bs];W[br])
(;B[as];W[br]))
(;B[aq];W[gs];B[cr];W[ds])
(;B[br];W[gs])
(;B[as];W[gs];B[cr];W[cs];B[bs];W[ds]))
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