invalid problem set
Problem | 8095 |
Created | 2006-02-09 |
Source | My game at a club |
Rating | |
Difficulty | 10.6 kyu |
Average Solve Time | 46 secs |
User Attempts |
1586 / 4577 |
Solve Ratio Rating | 5 kyu |
| rating history |
Can Jono maintain his small lead over the last few moves of the game?
(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]
RU[NZ]SZ[19]KM[0.00]
PW[White]PB[Black]AW[oa][nb][pb][rb][mc][nc][qc][rc][sc][ld][md][rd][li][mi][nj][oj][pj][mk][qk][rk][sk]AB[ob][oc][pc][nd][pd][qd][sd][le][me][ne][re][lh][mh][nh][qh][ni][oi][pi][qj][rj][sj]TR[sc]C[How should black respond to the marked stone?]
(;B[se]CR[se]
;W[qe]CR[qe]
(;B[rf]CR[rf]
;W[rg]CR[rg]
(;B[qf]CR[qf]
;W[pe]CR[pe]
;B[od]CR[od]
;W[pf]CR[pf]
(;B[qg]CR[qg]C[RIGHT
White's going nowhere.])
(;B[pg]CR[pg]
;W[qg]CR[qg]))
(;B[pe]CR[pe]
;W[qf]CR[qf])
(;B[qg]CR[qg]
;W[qf]CR[qf])
(;B[sg]CR[sg]
;W[qf]CR[qf]))
(;B[qf]CR[qf]
;W[pe]CR[pe]
;B[od]CR[od]
;W[rf]CR[rf])
(;B[pe]CR[pe]
;W[qf]CR[qf]
;B[rf]CR[rf]
;W[rg]CR[rg]))
(;B[rf]CR[rf]
;W[se]CR[se]
;B[sf]CR[sf]C[Black can do better])
(;B[qe]CR[qe]
;W[se]CR[se]
;B[sf]CR[sf]
;W[sd]CR[sd]
;B[rf]CR[rf]C[Black can do better.])
(;B[sf]CR[sf]
;W[se]CR[se]C[Black can do better than ko.]))
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