(;GM[1]FF[4]SZ[19]
GN[Variation]
PC[https://senseis.xmp.net/?GokyoShumyoSection7Problem19/Solution]AP[GoWiki:2009]
DT[2023-01-25]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection7Problem19/Solution

Variation]
PL[B]

AB[kc][mc][nc][oc][pc][qc][rc][kd][lg][mg][ng][og][pg][qg][rg][oh]
AW[ld][nd][od][rd][ie][ke][pe][re][kf][mf][rf][jh][nh][ph][li][ni][oi][qi]

;B[qe]C[B1]MN[1]
;W[qd]C[W2]MN[2]
;B[pd]C[B3]MN[3]
;W[qf]C[W4]MN[4]
;B[oe]C[B5]MN[5]
;W[of]C[W6]MN[6]
;B[ne]C[B7]MN[7]
;W[nf]C[W8]MN[8]
;B[me]C[B9]MN[9]

;
)
