invalid problem set
Problem | 21563 |
Created | 2017-12-08 |
Source | |
Rating | |
Difficulty | 3.2 dan |
Average Solve Time | 93 secs |
User Attempts |
104 / 484 |
Solve Ratio Rating | 2 kyu |
| rating history |
(;GM[1]FF[4]CA[UTF-8]AP[Sabaki:web]KM[6.5]SZ[19]AB[fr][gq][hr][ip][jr][jq][js][hq]AW[ks][kr][kq][kp][jo][gp][io][fp][eq][er][es][hp]AE[jp][ho][hs]PL[W]C[Is B safe?]
(;W[fs]
;B[gs]
;W[fq]
;B[jp]
(;W[gr]C[Well done, ko. And W has an extra threat inside.RIGHT]
)(;W[ir]
;B[is]
;W[gr]MA[ir]C[The move inside helps B - Once he wins the ko, she's alive.RIGHT]
)(;W[is]
;B[ir]C[B alive]
))(;W[gs]
;B[fs]
(;W[jp]
;B[hs]
)(;W[hs]
;B[jp]LB[gr:2][ir:1]
)(;W[fq]
;B[gr]
))(;W[jp]
;B[gs]
)(;W[fq]
;B[fs]
(;W[hs]
;B[is]
(;W[gs]
;B[gr]
)(;W[iq]
;B[gs]
))(;W[jp]
;B[hs]
)(;W[gs]
;B[gr]
))(;W[hs]
;B[fs]
(;W[fq]
;B[is]
(;W[gs]
;B[gr]
)(;W[iq]
;B[gs]
))(;W[gs]
;B[jp]LB[gr:2][ir:1]
)(;W[jp]
;B[gs]
)(;W[is]
;B[gs]
))(;W[iq]
(;B[gs]
)(;B[jp]
)))
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