invalid problem set
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life and death
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-9
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Problem | 14442 |
Created | 2011-01-09 |
Source | GoBase.org |
Rating | |
Difficulty | 12.3 kyu |
Average Solve Time | 66 secs |
User Attempts |
1597 / 4385 |
Solve Ratio Rating | 6 kyu |
| rating history |
(;AB[qa]AB[qb]AB[qc]AB[pc]AB[oc]AB[nd]AB[md]AB[mc]AB[mb]AW[la]AW[lb]AW[lc]AW[ld]AW[me]AW[ne]AW[od]AW[pd]AW[qd]AW[rc]AW[rb]AW[ra]AW[oa]C[Black to live (thx for the variations)]AP[goproblems]
(;B[ob]
(;W[pa]
(;B[na];W[nb]
(;B[nc];W[ma];B[pb]
(;W[oa];B[pa]C[Good Job !!!RIGHT])
(;W[pa];B[oa]C[Good Job !!!RIGHT]))
(;B[pb]
(;W[oa]
(;B[nc];W[ma];B[pa]C[Good Job !!!RIGHT])
(;B[pa]C[RIGHT]))
(;W[ma];B[nc];W[oa];B[pa]C[Good Job !!!RIGHT])))
(;B[ma]
(;W[na];B[nb]C[Good Job !!!RIGHT])
(;W[nb]
(;B[nc];W[na];B[pb]
(;W[na];B[oa]C[Good Job !!!RIGHT])
(;W[oa];B[na]C[Good Job !!!RIGHT]))
(;B[na];W[nc]C[CHOICE])))
(;B[nb]
(;W[na];B[ma]C[Good Job !!!RIGHT])
(;W[ma];B[na]C[Good Job !!!RIGHT])))
(;W[na]
(;B[nb];W[ma];B[pa]C[Good Job !!!RIGHT])
(;B[pa];W[nb]
(;B[nc];W[ma]C[CHOICE])
(;B[ma];W[nc]C[CHOICE]))
(;B[ma];W[nb];B[nc]C[Seki (you can try better)CHOICE];W[pa];B[pb]
(;W[na];B[oa]C[RIGHT])
(;W[oa];B[na]C[RIGHT])))
(;W[ma]
(;B[nb]C[RIGHT])
(;B[pa];W[nb]MA[mb]MA[mc]MA[md]MA[nd])
(;B[na];W[nb];B[nc];W[na]C[CHOICE]))
(;W[nb]
(;B[ma]C[CHOICERIGHT])
(;B[nc];W[ma]C[Ko])
(;B[pa];W[ma]MA[mb]MA[mc]MA[md]MA[nd])
(;B[na];W[ma];B[nc];W[na]C[CHOICE])))
(;B[nb]
(;W[ob]
(;B[na];W[ma]C[CHOICE])
(;B[ma];W[na]C[CHOICE])
(;B[pa];W[na];B[ma];W[nc]C[CHOICE])
(;B[pb];W[na]
(;B[pa];W[nc]C[CHOICE])
(;B[ma];W[nc]C[CHOICE])))
(;W[na];B[ob];W[ma];B[pa]C[Good Job !!!RIGHT]))
(;B[nc];W[na]
(;B[ma];W[pa];B[nb];W[ob];B[pb];W[oa]C[Sorry Black is dead :-(CHOICE])
(;B[pa];W[ma]C[CHOICE])
(;B[ob];W[ma]C[CHOICE]))
(;B[ma];W[ob]C[CHOICE]
(;B[nb];W[na])
(;B[pb];W[pa])
(;B[na]C[Dead as it stands. White can throw in at O17, but Black cannot connect; that would just make one eye.])
(;B[nc]C[Just one eye.])
(;B[pa];W[pb]))
(;B[na];W[nb]
(;B[ma];W[ob]
(;B[pa];W[pb];B[nc];W[ob]C[CHOICE])
(;B[nc];W[pb];B[pa];W[ob]C[CHOICE])
(;B[pb];W[nc]C[CHOICE]))
(;B[ob];W[ma];B[nc];W[na]C[CHOICE])
(;B[nc];W[ma];B[ob];W[na]C[CHOICE]))
(;B[pa];W[ob]
(;B[nb];W[na];B[ma];W[nc]C[CHOICE])
(;B[na];W[nb];B[ma];W[nc]C[CHOICE])
(;B[nc];W[ma];B[na];W[nb]C[CHOICE])
(;B[ma];W[nb]C[It is not a seki !!! (Play Tenuki)]LB[jj:T];B[jj];W[nc])
(;B[pb]
(;W[ma];B[nb];W[na]C[CHOICE])
(;W[nc]C[CHOICE])))
(;B[pb];W[ma]
(;B[nb];W[na]C[CHOICE])
(;B[na];W[nb]C[CHOICE])))
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