invalid problem set
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life and death
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Problem | 21346 |
Created | 2016-11-10 |
Source | Aristotle based on #331 |
Rating | |
Difficulty | 6 dan |
Average Solve Time | 66 secs |
User Attempts |
53 / 342 |
Solve Ratio Rating | 1 dan |
| rating history |
Black to live unconditionally.
(;AB[lr]AB[mr]AB[ls]AB[kq]AB[jq]AB[iq]AB[hq]AB[gr]AB[gs]AB[fr]AB[fs]AW[gq]AW[fq]AW[er]AW[es]AW[eq]AW[lq]AW[mq]AW[nq]AW[nr]AW[ns]AW[ms]AW[hp]AW[ip]AW[kp]AW[ko]C[Black live unconditionally; dualfree version of #331.]AP[goproblems]
(;B[is]
(;W[hr]C[CHOICE]
(;B[ks]
(;W[ir]C[CHOICE];B[jr];W[hs]
(;B[gr];W[js]
(;B[gs]
(;W[kr]C[CHOICE]
(;B[is]
(;W[hr]C[CHOICE]
(;B[lr];W[ls];B[ks]C[RIGHT])
(;B[ks];W[lr]))
(;W[ks]C[CHOICE];B[hr]C[RIGHT]))
(;B[lr];W[jp]))
(;W[jp];B[is]C[RIGHT]))
(;B[kr];W[jp]))
(;B[js];W[gr]))
(;W[hs];B[ir];W[jr];B[gr]C[RIGHT])
(;W[jr]
(;B[ir];W[hs];B[gr]C[RIGHT])
(;B[hs];W[ir])))
(;B[ir];W[kr])
(;B[jr];W[ks];B[kr];W[hs])
(;B[hs];W[kr])
(;B[kr];W[ir];B[jr];W[hs];B[gr];W[js];B[gs];W[is]))
(;W[kr];B[jr]
(;W[ks];B[hr]C[RIGHT])
(;W[hr];B[ks]C[RIGHT])))
(;B[js];W[kr]
(;B[hs];W[ks]
(;B[jr];W[ir];B[lr];W[ls])
(;B[ir];W[jr];B[lr];W[ls]))
(;B[ks];W[hr]))
(;B[jr];W[hr]
(;B[is];W[ks];B[kr];W[hs])
(;B[ir];W[hs];B[is];W[ks];B[gr];W[kr])
(;B[ks];W[is]))
(;B[ks]
(;W[js]C[CHOICE]
(;B[jr];W[is])
(;B[is];W[kr];B[jr];W[hr];B[lr];W[ls];B[ks];W[hs]))
(;W[is]C[CHOICE]
(;B[js];W[jr];B[kr];W[ir])
(;B[ir];W[js];B[jr];W[kr];B[lr];W[ks])))
(;B[hs]
(;W[kr]C[CHOICE];B[js];W[ks]
(;B[jr];W[ir];B[lr];W[ls])
(;B[ir];W[jr];B[lr];W[ls]))
(;W[js]C[CHOICE]))
(;B[hr];W[is]
(;B[js];W[kr];B[jr];W[ks];B[lr];W[ls])
(;B[kr];W[js]))
(;B[kr];W[js]
(;B[is];W[ir];B[hr];W[hs]C[ko is not good enough])
(;B[ir];W[is];B[hs];W[hr];B[gr];W[hs])
(;B[hr];W[is]))
(;B[ir];W[kr])
(;B[jp];W[jo];B[is];W[hr];B[ks];W[ir];B[jr];W[hs];B[gr];W[js];B[gs];W[kr]C[the punishment for wasting liberties]))
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