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life and death
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Problem | 2933 |
Created | 2003-09-06 |
Source | Observed game |
Rating | |
Difficulty | 3.7 kyu |
Average Solve Time | 67 secs |
User Attempts |
1148 / 4764 |
Solve Ratio Rating | 3 kyu |
| rating history |
White to kill.
(;
AW[fn][hn][in][jn][kn][mn][go][lo][gp][lp][np][gq][hq][lq][fr][gr][lr][ls]
AB[ho][io][jo][ko][hp][kp][iq][jq][hr][kr][is]
(;W[ks];B[js]
(;W[jr];B[kq]C[Black lives.])
(;W[gs]
(;B[kq];W[ir]C[RIGHT CHOICE Black dies.])
(;B[hs]
(;W[jr];B[ir];W[kq]C[RIGHT CHOICE Black dies.])
(;W[ir];B[jr]C[Black lives.])))
(;W[kq];B[jr]C[Black lives.]))
(;W[kq];B[ks];W[jr];B[js]C[Black lives.])
(;W[js];B[ks]C[Black lives.])
(;W[gs];B[ks]C[Black lives.])
(;W[hs];B[gs]
(;W[fs];B[ks];W[hs];B[ir]C[Black lives.])
(;W[ks];B[js];W[ir]
(;B[hs];W[kq];B[jr]C[Black lives.])
(;B[jr]C[Black lives.]))))
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