(;GM[1]FF[4]SZ[19]
GN[Variation (W11 at ''a'')]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem164/Solution]AP[GoWiki:2009]
DT[2023-02-09]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem164/Solution

Variation (W11 at ''a'')]
PL[W]

AB[db][bd][dd][ee]
AW[ca][bb][ac]
LB[gb:a]

;W[cc]C[W1]MN[1]
;B[cd]C[B2]MN[2]
;W[dc]C[W3]MN[3]
;B[eb]C[B4]MN[4]
;W[ec]C[W5]MN[5]
;B[fc]C[B6]MN[6]
;W[fd]C[W7]MN[7]
;B[ed]C[B8]MN[8]
;W[fb]C[W9]MN[9]
;B[gc]C[B10]MN[10]

;LB[gb:a]
)
