(;GM[1]FF[4]SZ[19]
GN[Original Solution (B11 at ''a'')]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem201/Solution]AP[GoWiki:2009]
DT[2023-02-04]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem201/Solution

Original Solution (B11 at ''a'')]
PL[W]

AB[bo][co][do][dp][dq][eq][fq][cr][gr]
AW[bl][bn][cn][dn][en][eo][ep][fp][gq][hq][dr][er][fr]
LB[ar:a]

;W[br]C[W1]MN[1]
;B[cq]C[B2]MN[2]
;W[bs]C[W3]MN[3]
;B[cs]C[B4]MN[4]
;W[bp]C[W5]MN[5]
;B[ao]C[B6]MN[6]
;W[bq]C[W7]MN[7]
;B[ap]C[B8]MN[8]
;W[an]C[W9]MN[9]
;B[aq]C[B10]MN[10]

;LB[ar:a]
)
