invalid problem set
Problem | 22904 |
Created | 2020-11-17 |
Source | https://online-go.com/game/28390357 |
Rating | |
Difficulty | 6 dan |
Average Solve Time | 28 secs |
User Attempts |
10 / 67 |
Solve Ratio Rating | 2 dan |
| rating history |
(;FF[4]GM[1]CA[UTF-8]AP[besogo:0.0.2-alpha]SZ[19]ST[0]
AB[mf][mg][ne][nf][ob][oc][od][oe][og][oi][pa][pb][pg][qb][qc][qh][qi][rb][ri][sb]AW[kf][lf][lh][md][me][na][nb][nc][nd][ng][nh][ni][oa][of][pc][pd][pf][qd][qf][qg][ra][rc][rd][rh]TR[lh]
C[Punish the W net attempt.]
(;B[rg]
;W[rf]
(;B[sh]
;W[se]
(;B[sc]
;W[lg]
(;B[sg]
;W[mh]
(;B[sf]
;W[sa]
(;B[sd]
C[good! RIGHT])
(;B[re]
C[good! RIGHT])
(;B[pe]
;W[qe]
C[Seki!])
(;B[qe]
;W[pe]
C[Seki!]))
(;B[sd]
;W[sa]
;B[sf]
C[good! RIGHT])
(;B[pe]
;W[qe]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[qe]
;W[pe]
C[Seki!]))
(;B[sd]
;W[mh]
(;B[sg]
;W[sa]
(;B[sf]
C[good! RIGHT])
(;B[re]
C[good! RIGHT])
(;B[pe]
;W[qe])
(;B[qe]
;W[pe]))
(;B[re]
C[good! RIGHT])
(;B[pe]
;W[qe]
(;B[sg]
;W[sa])
(;B[sf]
;W[sg]
C[ko!]))
(;B[qe]
;W[pe]
(;B[sg]
;W[sa])
(;B[sf]
;W[sg]
C[ko!]))
(;B[sf]
C[W can ko now!]))
(;B[sf]
C[W can ko now!])
(;B[pe]
;W[qe]
(;B[sd]
;W[mh]
(;B[sf]
;W[sg]
C[ko!])
(;B[sg]
;W[sa]))
(;B[sg]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sf]
C[W can ko now!]))
(;B[qe]
;W[pe]
(;B[sg]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sf]
C[W can ko now!])
(;B[sd]
;W[mh]
(;B[sf]
;W[sg]
C[ko!])
(;B[sg]
;W[sa]))))
(;B[pe]
;W[qe]
;B[sc]
;W[lg]
(;B[sg]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sd]
;W[mh]
(;B[sf]
;W[sg]
C[ko!])
(;B[sg]
;W[sa]))
(;B[sf]
C[W can ko now!]))
(;B[qe]
;W[pe]
;B[sc]
;W[lg]
(;B[sg]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sf]
C[W can ko now!])
(;B[sd]
;W[mh]
(;B[sf]
;W[sg]
C[ko!])
(;B[sg]
;W[sa]))))
(;B[sg]
;W[se]
(;B[sc]
;W[lg]
(;B[sh]
;W[mh]
(;B[sf]
;W[sa]
;B[sd]
C[good! RIGHT])
(;B[sd]
;W[sa]
(;B[sf]
C[good! RIGHT])
(;B[re]
C[good! RIGHT])
(;B[pe]
;W[qe])
(;B[qe]
;W[pe]))
(;B[pe]
;W[qe]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[qe]
;W[pe]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa])))
(;B[sd]
;W[mh]
(;B[sh]
;W[sa]
(;B[sf]
C[good! RIGHT])
(;B[re]
C[good! RIGHT])
(;B[pe]
;W[qe])
(;B[qe]
;W[pe]))
(;B[re]
C[good! RIGHT])
(;B[pe]
;W[qe])
(;B[qe]
;W[pe]))
(;B[pe]
;W[qe]
(;B[sh]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sd]
;W[mh]))
(;B[qe]
;W[pe]
(;B[sh]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sd]
;W[mh]))
(;B[re]
C[good! RIGHT]))
(;B[pe]
;W[qe]
(;B[sc]
;W[lg]
(;B[sh]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sd]
;W[mh]))
(;B[sh]
;W[sc]))
(;B[qe]
;W[pe]
(;B[sc]
;W[lg]
(;B[sh]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sd]
;W[mh]))
(;B[sh]
;W[sc])))
(;B[pe]
;W[sg])
(;B[si]
;W[se]TR[sc][sg])
(;B[se]
;W[sg]TR[si]
C[If B descends, W is a liberty ahead!])
(;B[sc]
;W[sg]))
(;B[rf]
;W[rg]
C[Both have a small eye - It's reasonable to expect at least seki, here.])
(;B[pe]
;W[qe]
(;B[rg]
;W[rf]
(;B[sh]
;W[se]
(;B[sc]
;W[lg]
(;B[sg]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sf]
C[W can ko now!])
(;B[sd]
;W[mh]
(;B[sf]
;W[sg]
C[ko!])
(;B[sg]
;W[sa])))
(;B[sg]
;W[sc]))
(;B[se]
;W[sg]TR[si]
C[After B descent, W is a liberty ahead!])
(;B[si]
;W[se]TR[sc][sg]))
(;B[sh]
;W[rf]
(;B[rg]
;W[se]
;B[sc]
;W[lg]
(;B[sg]
;W[mh]
(;B[sf]
;W[sa]
C[Seki!])
(;B[sd]
;W[sa]))
(;B[sf]
C[W can ko now!])
(;B[sd]
;W[mh]
(;B[sf]
;W[sg]
C[ko!])
(;B[sg]
;W[sa])))
(;B[se]
;W[sc]
C[W is a liberty ahead!])
(;B[sg]
;W[sc]LB[lg:2][mh:4][rg:5][sa:6][se:1][sf:3]
C[W is a liberty ahead!])
(;B[sc]
;W[sd]
C[W is a liberty ahead!])
(;B[sf]
;W[se]
(;B[sc]
;W[sg]
C[ko!])
(;B[sg]
;W[sc])
(;B[rg]
;W[sc])))
(;B[sf]
;W[sg])
(;B[sc]
;W[sg])
(;B[rf]
;W[rg]))
(;B[re]
;W[sg]LB[pe:3][qe:4][sc:2][sd:1][sf:5]
C[Difficult ko?])
(;B[sh]
;W[rg])
(;B[sf]
;W[sg]))
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