invalid problem set
Problem | 1267 |
Created | 2002-01-20 |
Source | |
Rating | |
Difficulty | 18.2 kyu |
Average Solve Time | 32 secs |
User Attempts |
10199 / 22632 |
Solve Ratio Rating | 8 kyu |
| rating history |
(
;
FF[4]
GM[1]
SZ[19]
AP[Jago:Version 4.25]
AB[ae][be][ce][cd][df][dg][cg][ch][ci][bi]
AW[bh][bg][bf][cf][de][dd][cc]
C[White to kill the four black stones]
GN[tesuji]
(
;
W[ad]
;
B[bc]
(
;
W[bd]
;
B[ac]
C[Black escapes]
)
(
;
W[af]
;
B[bd]
;
W[bb]
C[Black is dead RIGHT]
)
(
;
W[ac]
;
B[ab]
C[Black escapes, and the marked stones die]
TR[bf][bg][bh][cf]
)
(
;
W[ab]
;
B[ah]
;
W[ac]
;
B[ag]
(
;
W[bd]
;
B[af]
)
(
;
W[bb]
;
B[af]
)
)
(
;
W[bb]
;
B[ah]
;
W[ac]
;
B[ag]
;
W[bd]
;
B[af]
)
)
(
;
W[ac]
;
B[ah]
)
(
;
W[bc]
;
B[ah]
)
(
;
W[af]
;
B[ah]
)
(
;
W[bd]
;
B[bc]
(
;
W[ad]
;
B[ac]
C[Black lives]
)
(
;
W[af]
;
B[ad]
;
W[bb]
;
B[ah]
C[White dies]
)
(
;
W[bb]
;
B[ad]
(
;
W[af]
;
B[ah]
)
(
;
W[ab]
;
B[ah]
;
W[ac]
;
B[ag]
;
W[bd]
;
B[af]
)
)
(
;
W[ac]
;
B[ad]
(
;
W[af]
;
B[ab]
)
(
;
W[bb]
;
B[ab]
)
(
;
W[ab]
;
B[ah]
;
W[bb]
;
B[ag]
;
W[bd]
;
B[af]
)
)
)
(
;
W[ag]
;
B[af]
)
(
;
W[ah]
;
B[af]
)
)
Toggle next/previous buttons