| Problem | 1142 |
|---|
| Created | 2001-11-02 |
|---|
| Source | a game I was watching |
|---|
| Rating | |
|---|
| Difficulty | 15.3 kyu |
|---|
| Average Solve Time | 39 secs |
|---|
| User Attempts |
5637 / 15116 |
|---|
| Solve Ratio Rating | 6 kyu |
|---|
| rating history |
|---|
A game I was watching, white and black missed the play but white won comfortably anyway. The main parts of the white and black groups are alive.
(
;
FF[4]
GM[1]
SZ[19]
AP[Jago:Version 4.18]
AB[sr][rr][rq][rp][ro][sn][rm][ql][pl][ol][nl][pk][pj][qj][rj][sj][oj][oi][oh]
AW[qk][ph][pi][qi][ri][si][nm][om][pm][qm][rn][qn][qo][qp][qq][qr][qs][rs]
C[White to play and catch as many stones as he can. Assume black has fewer ko-threats.]
GN[endgame01a]
(
;
W[so]
(
;
B[rl]
(
;
W[sm]
;
B[sl]
;
W[sn]
C[white can do better CHOICE]
)
(
;
W[sp]
(
;
B[sq]
;
W[so]
;
B[sp]
;
W[ss]
C[white can do better CHOICE]
)
(
;
B[sm]
;
W[ss]
;
B[sq]
;
W[so]
C[white can do better CHOICE]
)
)
)
(
;
B[sl]
;
W[sm]
;
B[rl]
C[Black starts wishing for threats]
(
;
W[sn]
C[can do better CHOICE]
)
(
;
W[sp]
;
B[sn]
C[white has better CHOICE]
)
)
)
(
;
W[rl]
;
B[sm]
(
;
W[sl]
;
B[so]
(
;
W[ss]
;
B[rk]
)
(
;
W[sp]
;
B[rk]
)
(
;
W[sq]
;
B[rk]
)
)
(
;
W[so]
;
B[sp]
;
W[sl]
;
B[so]
;
W[ss]
C[woo hoo RIGHT]
)
)
(
;
W[sl]
;
B[so]
(
;
W[rl]
;
B[sm]
;
W[ss]
;
B[rk]
)
(
;
W[sm]
;
B[rl]
;
W[ss]
;
B[sk]
)
)
(
;
W[sp]
;
B[so]
;
W[rl]
;
B[sm]
(
;
W[sl]
;
B[rk]
)
(
;
W[ss]
;
B[rk]
)
)
(
;
W[ss]
;
B[sm]
;
W[rl]
(
;
B[rk]
(
;
W[sl]
;
B[so]
)
(
;
W[so]
;
B[sp]
;
W[sl]
;
B[sk]
)
)
(
;
)
)
)
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