| Problem | 1257 |
|---|
| Created | 2002-01-04 |
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| Source | |
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| Rating | |
|---|
| Difficulty | 10.3 kyu |
|---|
| Average Solve Time | 25 secs |
|---|
| User Attempts |
3691 / 10594 |
|---|
| Solve Ratio Rating | 5 kyu |
|---|
| rating history |
|---|
(
;
FF[4]
GM[1]
SZ[19]
AP[Jago:Version 4.25]
AB[cs][cr][dr][er][eq][fq][go][gp][hq][ip][ir][jq][kr]
AW[gq][gr][gs][bs][br][bq][cq][dq][do][ep][fp][jr]
GN[goproblem_x01]
C[Black to win the capturing race.]
(
;
B[es]
;
W[fr]
(
;
B[hr]
C[RIGHT
White can't approach the black group at A.]
LB[fs:A]
)
(
;
B[hs]
C[RIGHT
White can't approach the black group at A.]
LB[fs:A]
)
)
(
;
B[hr]
;
W[es]
(
;
B[hs]
;
W[fs]
C[Seki.]
)
(
;
B[fs]
;
W[fr]
)
(
;
B[fr]
;
W[fs]
)
)
(
;
B[hs]
;
W[es]
(
;
B[hr]
;
W[fs]
C[Seki.]
)
(
;
B[fs]
;
W[fr]
)
(
;
B[fr]
;
W[fs]
)
)
(
;
B[fs]
;
W[fr]
(
;
B[hr]
;
W[es]
)
(
;
B[hs]
;
W[es]
)
)
(
;
B[fr]
;
W[fs]
C[Black loses the capturing race.]
)
)
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