(;GM[1]FF[4]SZ[19]
GN[a above]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem44/Solution]AP[GoWiki:2009]
DT[2023-02-04]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem44/Solution

a above]
PL[W]

AB[bo][bp][dp][dq][br]
AW[cm][bn][co][do][ep][eq][er][gr]
LB[as:b][bs:a]

;W[ao]C[W1]MN[1]
;B[dr]C[B2]MN[2]
;W[cp]C[W3]MN[3]
;B[cq]C[B4]MN[4]
;W[ap]C[W5]MN[5]
;B[aq]C[B6]MN[6]
;W[bq]C[W7]MN[7]
;W[cs]C[W9]MN[9]
;B[ds]C[B10]MN[10]

;LB[as:b][bs:a]
)
