invalid problem set
Problem | 4062 |
Created | 2004-03-11 |
Source | head |
Rating | |
Difficulty | 6.7 kyu |
Average Solve Time | 57 secs |
User Attempts |
1521 / 5031 |
Solve Ratio Rating | 4 kyu |
| rating history |
Here's a new and improved version of the problem - I removed the last one, which was fraught with confusion.
(;AW[ji]AW[ki]AB[ih]AB[jh]AB[jg]AB[lh]AB[lf]AB[mh]AB[li]AB[kj]AB[jj]AW[lj]AW[ij]AW[lk]AW[kl]AW[km]AW[mm]AB[ik]AB[hk]AB[jl]AB[jm]AB[jn]AW[il]AW[hl]AB[gk]AB[gl]AB[im]AB[in]AB[kn]AW[ln]AW[hm]AB[hn]AW[gn]AW[ho]AW[ko]AW[jo]AB[go]AB[fo]AB[fn]AW[hp]AW[mo]AW[gh]AW[fi]AW[fh]AB[gg]AB[fg]AB[eh]AB[ei]AW[hg]AW[he]AB[ek]AB[ef]AB[fj]AW[ie]C[White must save her stones in the centre. The marked stones are to be considered alive.]MA[he]MA[ie]AP[goproblems]
(;W[ii];B[jk]
(;W[hi];B[hh])
(;W[hh];B[hi];W[hj];B[gj];W[gi];B[kh];W[hi];B[hf])
(;W[ig];B[hh])
(;W[hj];B[hh])
(;W[gi];B[hh])
(;W[hf];B[hh])
(;W[gf];B[hh])
(;W[if];B[hh])
(;W[gj];B[hh])
(;W[kh];B[hh]
(;W[kg];B[kf]
(;W[lg];B[mg])
(;W[jf];B[gi])
(;W[gi];B[hi]))
(;W[gi];B[kg])
(;W[hi];B[kg])))
(;W[hh];B[jk]
(;W[ii];B[hi];W[hj];B[gj];W[gi];B[kh];W[hi];B[hf])
(;W[hi];B[ii]))
(;W[jk];B[gm]
(;W[hh]C[Good job! White doesn't need to play L9.RIGHT])
(;W[gf];B[hh];W[gi];B[hi])
(;W[hf];B[hh];W[gi];B[hi])
(;W[ii];B[hh];W[gi];B[hi])
(;W[kk];B[hh];W[gi];B[hi])
(;W[hi];B[hh];W[gi];B[ii];W[kk];B[hj])
(;W[ig];B[hh];W[gi];B[hi])
(;W[gi];B[hh]
(;W[hi];B[ii];W[kk];B[hj])
(;W[gj];B[hj])))
(;W[io];B[jk]C[This helps black fix his shape!]
(;W[hh];B[ii])
(;W[ii];B[hi])
(;W[hf];B[hh])
(;W[gf];B[hh])
(;W[ig];B[hh])
(;W[if];B[hh])
(;W[hi];B[hh]))
(;W[kk];B[jk]C[This helps black fix his shape!]
(;W[ii];B[hh])
(;W[gf];B[hh])
(;W[hf];B[hh])
(;W[if];B[hh])
(;W[ig];B[hh])
(;W[hh];B[ii])
(;W[hi];B[hh]))
(;W[gf];B[jk]
(;W[hh];B[ii])
(;W[gi];B[hh])
(;W[hi];B[hh])
(;W[ii];B[hh]))
(;W[hf];B[jk]
(;W[hh];B[ii])
(;W[ii];B[hh])
(;W[hi];B[hh])
(;W[gi];B[hh]))
(;W[ig];B[jk]
(;W[hh];B[ii])
(;W[ii];B[hi])
(;W[hi];B[hh])
(;W[gi];B[hh]))
(;W[hj];B[jk]
(;W[hf];B[hh])
(;W[gf];B[hh])
(;W[ig];B[hh])
(;W[if];B[hh])
(;W[hh];B[ii])
(;W[gi];B[hh])
(;W[ii];B[hh])
(;W[hi];B[hh])
(;W[gj];B[hh]))
(;W[hi];B[jk]
(;W[ii];B[hh])
(;W[hh];B[ii])
(;W[hj];B[hh])
(;W[gi];B[hh])
(;W[hf];B[hh])
(;W[ig];B[hh])
(;W[gf];B[hh])
(;W[gj];B[hh]))
(;W[gi];B[jk]
(;W[gf];B[hh])
(;W[hf];B[hh])
(;W[ig];B[hh])
(;W[hh];B[ii])
(;W[ii];B[hh])
(;W[hi];B[hh]))
(;W[gm];B[jk]
(;W[fm];B[em];W[fl];B[el]C[Why?])
(;W[gf];B[hh])
(;W[hf];B[hh])
(;W[hh];B[ii])
(;W[ig];B[hh])
(;W[gi];B[hh])
(;W[hi];B[hh])
(;W[ii];B[hh])))
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