invalid problem set
Previous
|
Next
|
|
|
life and death
|
|
+5
|
|
Next
|
Problem | 77 |
Created | 1999-09-10 |
Source | pamphlet |
Rating | |
Difficulty | 3.1 dan |
Average Solve Time | 46 secs |
User Attempts |
867 / 5821 |
Solve Ratio Rating | 2 dan |
| rating history |
(;GM[1]FF[3]
CA[UTF-8]SZ[19]RU[Japanese]KM[5.5]TM[1800,0,30,5]
PW[White]
PB[Black]
GN[White (W) vs. Black (B)]
DT[1999-07-28]
;AW[qa][mb][qb][mc][oc][pc][rc][nd][od]
AB[kb][lb][rb][qc][kd][ld][md][pd][qd][rd][ne][oe]C[black to kill
]
(;B[nb];W[oa]
(;B[ma];W[na]
(;B[ob];W[pb]
(;B[pa];W[na]
(;B[oa];W[nc]
(;B[na];W[la];B[oa]C[RIGHT
])
(;B[la];W[na];B[oa];W[ob])
)
(;B[la];W[nc];B[oa];W[na];B[oa];W[ob])
(;B[ra]CR[ra];W[oa]CR[oa];B[pa]CR[pa];W[oa]CR[oa]
(;B[na]CR[na]C[RIGHT])
(;B[la]CR[la]C[RIGHT])
(;B[lc]C[RIGHT
])
)
)
(;B[la];W[nc])
)
(;B[la];W[ob])
)
(;B[ob];W[pb]
(;B[na];W[nc]
(;B[ma];W[la])
(;B[pa];W[ma])
)
(;B[ma];W[nc];B[na];W[la])
)
(;B[na];W[ma]
(;B[nc];W[ob])
(;B[ob];W[pb];B[pa];W[nc])
)
(;B[lc];W[na])
)
(;B[ob];W[pb]
(;B[nb];W[oa]
(;B[na];W[ma];B[pa];W[nc])
(;B[ma];W[nc])
)
(;B[oa];W[nb]
(;B[ma];W[na])
(;B[na];W[ma])
)
)
(;B[oa];W[nb]
(;B[pb];W[ra]
(;B[ob];W[sb]C[white lives in the corner
])
(;B[sc];W[ob];B[sa];W[sb]C[ko
])
)
(;B[ra];W[pb])
(;B[ma];W[na];B[ob];W[pb])
)
(;B[pb]CR[pb];W[ob]CR[ob])
)
Toggle next/previous buttons