invalid problem set
Problem 5021
Created 2004-09-14
Source Dragon Go Server
Rating
Difficulty 7.2 kyu
Average Solve Time 81 secs
User Attempts
1420 / 4452
Solve Ratio Rating 4 kyu
rating history
If you think the marked stones are alive, play A, then defend them.
If you think they are dead, play D, then kill them.
If you think they are unsettled, save them.
(;AB[rb]AB[rc]AB[rd]AB[qc]AB[qe]AB[qf]AB[ph]AB[pi]AB[pj]AB[oh]AB[nh]AW[ng]AW[og]AW[pg]AW[pf]AW[pc]AW[pd]AW[pe]AW[qd]AW[qb]AW[pa]AW[rg]AW[qh]AW[ri]AB[qi]AW[rj]AW[rk]AW[qk]AW[pk]AB[ok]AB[ol]LB[me:D]LB[mc:A]MA[qf]MA[qe]MA[rd]MA[rc]MA[qc]MA[rb]AP[goproblems]
(;B[me]AB[pa]AB[qb]AB[pc]AB[pd]AB[qd]AB[pe]AB[pf]AB[pg]AB[og]AB[ng]AB[qh]AB[rg]AB[ri]AB[rj]AB[rk]AB[qk]AB[pk]AW[ol]AW[ok]AW[pj]AW[pi]AW[qi]AW[ph]AW[oh]AW[nh]AW[qf]AW[qe]AW[rd]AW[rc]AW[qc]AW[rb];W[se]C[Now kill them.]
(;B[rf];W[ra]
(;B[re];W[sd];B[sb]C[RIGHT])
(;B[sc];W[sb];B[re]C[];W[sd]C[Thanks, wheezy.])
(;B[sb];W[sc];B[re]C[RIGHT]))
(;B[sf];W[rf]
(;B[sg];W[ra])
(;B[ra];W[sg]))
(;B[ra];W[rf]))
(;B[mc];W[rf]C[Now save them.]
(;B[ra];W[re]
(;B[sd];W[sb])
(;B[sb];W[sd]))
(;B[re];W[ra])
(;B[sb];W[ra]))
(;B[rf];W[se]
(;B[sf];W[ra]
(;B[sd];W[sb])
(;B[sb];W[sd])
(;B[qg]C[NOTTHIS]))
(;B[ra];W[sf]
(;B[sd];W[sb])
(;B[sb];W[sd])
(;B[re];W[sg]
(;B[sd];W[sb])
(;B[sb];W[sd])))
(;B[sb];W[ra]
(;B[sd];W[sf])
(;B[sf];W[sd])
(;B[qg]C[NOTTHIS]))
(;B[qg]C[NOTTHIS]))
(;B[se];W[rf]
(;B[ra];W[re]
(;B[sd];W[sb])
(;B[sb];W[sd]))
(;B[re];W[ra]))
(;B[sf];W[rf]
(;B[re];W[ra])
(;B[ra];W[re]
(;B[sd];W[sb])
(;B[sb];W[sd]))
(;B[sb];W[ra]))
(;B[re];W[ra];B[qg];W[rh])
(;B[ra];W[rf]
(;B[sd];W[sb])
(;B[re];W[se]
(;B[sd];W[sb];B[qg]C[NOTTHIS])
(;B[sb];W[sd])
(;B[qg]C[NOTTHIS])))
(;B[sb];W[ra]
(;B[se];W[rf])
(;B[sf];W[rf])
(;B[sd];W[rf])
(;B[qg]C[NOTTHIS]))
(;B[sd];W[rf]
(;B[ra];W[sb])
(;B[sb];W[ra]))
(;B[qg]C[NOTTHIS]))
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