invalid problem set
Previous
|
Next
|
|
|
life and death
|
|
+2
|
|
Next
|
Problem | 9990 |
Created | 2007-04-19 |
Name | k91 |
Source | |
Rating | |
Difficulty | 7 dan |
Average Solve Time | 105 secs |
User Attempts |
85 / 829 |
Solve Ratio Rating | 3 dan |
| rating history |
ko is not a solution
(;AB[do]AB[co]AB[ep]AB[fp]AB[gp]AB[hq]AB[hr]AB[eq]AW[cp]AW[cq]AW[dq]AW[bo]AW[bn]AW[cn]AW[en]AW[hp]AW[ip]AW[jq]AW[jr]AW[gq]AW[gr]AB[bp]C[]AW[dn]AW[go]AB[dp]C[black to live]AP[goproblems]
(;B[br];W[bq]
(;B[dr]
(;W[fr]C[CHOICE]
(;B[cr];W[ap]
(;B[er];W[ir]
(;B[es];W[hs]C[];B[ar]C[RIGHT])
(;B[fq];W[hs]
(;B[ar];W[es])
(;B[fs];W[iq]))
(;B[fs];W[hs])
(;B[hs];W[is]
(;B[fs];W[iq];B[es];W[gs];B[ar]C[RIGHT])
(;B[es];W[gs];B[ar]C[RIGHT]))
(;B[gs];W[iq]
(;B[es];W[hs];B[ar]C[RIGHT])
(;B[hs];W[fs];B[es];W[is];B[ar]C[RIGHT])))
(;B[ar];W[er];B[ds];W[bs];B[gs];W[fo])
(;B[gs];W[ir]
(;B[er])
(;B[ar];W[er];B[es];W[iq]))
(;B[fq];W[hs]
(;B[er];W[ir])
(;B[es];W[ir]
(;B[ar];W[er])
(;B[er];W[ar])))
(;B[hs];W[er];B[es];W[fo])
(;B[es]
(;W[hs];B[er];W[ar];B[gs];W[ir];B[is];W[iq];B[hs]C[RIGHT])
(;W[ir]C[CHOICE]
(;B[gs];W[fs];B[ar];W[hs];B[er]C[RIGHT])
(;B[er]))))
(;B[er];W[cr]
(;B[ds];W[fs]
(;B[hs];W[gs])
(;B[gs];W[hs];B[is];W[ir])
(;B[es];W[gs]))
(;B[fs];W[ds])
(;B[cs];W[ap];B[ds];W[fs]
(;B[hs];W[gs])
(;B[gs];W[hs]
(;B[is];W[ir])
(;B[fq];W[ir]))
(;B[fq];W[is]
(;B[es];W[gs])
(;B[hs];W[gs]))))
(;B[ap];W[ao]
(;B[aq];W[ar])
(;B[ar];W[aq]
(;B[cr];W[er])
(;B[er];W[cr]
(;B[ds];W[is])
(;B[fs];W[ds])))
(;B[cr];W[aq];B[er];W[ir]
(;B[ar];W[es])
(;B[es];W[hs];B[ar]C[RIGHT]))
(;B[er];W[cr];B[cs];W[aq]
(;B[gs];W[ds])
(;B[ds];W[is])))
(;B[aq];W[ap]
(;B[ar];W[cr])
(;B[cr];W[ar])))
(;W[cr];B[cs];W[ap];B[fr]C[RIGHT])
(;W[ap];B[fr];W[cr];B[cs]C[RIGHT]))
(;B[ap];W[dr];B[aq];W[ar])
(;B[fr];W[dr])
(;B[cr];W[dr]))
(;B[bq];W[br]
(;B[dr];W[cr]
(;B[fr];W[ds])
(;B[ds];W[fr])
(;B[cs];W[er])
(;B[er];W[ds]))
(;B[er];W[cr])
(;B[fr];W[dr])
(;B[cr];W[dr]))
(;B[dr];W[cr]
(;B[fr];W[ds])
(;B[ds];W[fr])
(;B[bq];W[br])
(;B[br];W[er])
(;B[cs];W[er]))
(;B[cr];W[dr])
(;B[fr];W[dr]))
Toggle next/previous buttons