(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem38/Solution]AP[GoWiki:2009]
DT[2023-02-09]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem38/Solution

Solution]
PL[B]

AB[co][do][eo][fo][ho][cp][gp][bq][hq][iq][br][ir][kr][bs]
AW[dp][ep][fp][cq][cr][er][gr][hr]

;B[fq]C[B1]MN[1]
;W[eq]C[W2]MN[2]
;B[dr]C[B3]MN[3]
;W[ds]C[W4]MN[4]
;B[cs]C[B5]MN[5]
;W[dq]C[W6]MN[6]
;B[fr]C[B7]MN[7]
;W[gq]C[W8]MN[8]
;B[fs]C[B9]MN[9]

;
)
