(;GM[1]FF[4]SZ[19]
GN[White's best attack]
PC[https://senseis.xmp.net/?ShikatsuMyokiTsumegoSeries91/Solution]AP[GoWiki:2009]
DT[2023-01-29]
C[Diagram from https://senseis.xmp.net/?ShikatsuMyokiTsumegoSeries91/Solution

White's best attack]
PL[B]

AB[nb][nc][qc][nd][pd][pe][qe][of][pf]
AW[kb][mb][mc][md][qd][rd][ne][oe][re][nf][qf][og][pg][rg]

;B[rc]C[B1]MN[1]
;W[pb]C[W2]MN[2]
;B[pc]C[B3]MN[3]
;W[rb]C[W4]MN[4]
;B[sb]C[B5]MN[5]
;W[qb]C[W6]MN[6]
;B[ra]C[B7]MN[7]
;W[qa]C[W8]MN[8]
;B[ob]C[B9]MN[9]

;
)
