invalid problem set
Previous
|
Next
|
|
|
life and death
|
|
+1
|
|
Next
|
Problem | 2580 |
Created | 2003-06-13 |
Source | some chinese text |
Rating | |
Difficulty | 6 dan |
Average Solve Time | 81 secs |
User Attempts |
277 / 2255 |
Solve Ratio Rating | 2 dan |
| rating history |
(;
GM[1]FF[4]VW[]AP[Many Faces of Go:11.0]
SZ[19]
HA[0]
ST[0]
DT[2003-06-13]
KM[5.5]
RU[Japanese]
AB[ra][rb][qc][qd][pd][od][nd][md][ld][kc][kb][ka]
AW[qa][qb][pc][oc][ob][nc][mc][ma]
C[Kill without ko.]
(;B[mb];W[lb]
(;B[la]
(;W[na]
C[CHOICE]
;B[pa]
C[RIGHT]
)
(;W[nb]
C[CHOICE]
;B[oa]
C[RIGHT]
))
(;B[lc];W[pa]
(;B[na];W[nb])
(;B[la];W[na]))
(;B[oa];W[na])
(;B[pa];W[pb]
(;B[la];W[nb];B[lc];W[oa]
C[A is ko.]
LB[mb:A]
)
(;B[lc];W[nb];B[la];W[oa]
C[A is ko.]
LB[mb:A]
))
(;B[na];W[nb]))
(;B[oa];W[na])
(;B[pa];W[pb]
(;B[mb];W[lb]
(;B[la];W[nb];B[lc];W[oa]
C[A is ko.]
LB[mb:A]
)
(;B[lc];W[nb]
(;B[oa];W[la])
(;B[la];W[oa]
C[A is ko.]
LB[mb:A]
)))
(;B[na];W[nb]LB[oa:A]
)
(;B[lb];W[mb])
(;B[nb];W[lb])
(;B[lc];W[lb])
(;B[la];W[mb]))
(;B[na];W[nb];B[pa];W[pb])
(;B[lb];W[mb];B[oa];W[na])
(;B[pb];W[pa];B[na];W[mb]))
Toggle next/previous buttons