(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem110/Solution]AP[GoWiki:2009]
DT[2023-06-02]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem110/Solution

Black to play]
PL[B]

AB[ib][ob][ic][jc][kc][nc][ld][md][pd][qd][rd][sd][ke][me][ne][oe][pf]
AW[na][gb][jb][kb][lb][nb][qb][fc][lc][mc][rc][gd][he][je][jf][kf][lf][nf][qf][rf][mg][og][pg][qg]
CR[rf]

;B[oa]C[B1]MN[1]
;W[ma]C[W2]MN[2]
;B[pc]C[B3]MN[3]
;W[pb]C[W4]MN[4]
;B[nd]C[B5]MN[5]
;W[oc]C[W6]MN[6]
;B[od]C[B7]MN[7]
;W[pa]C[W8]MN[8]
;W[ra]C[W10]MN[10]

;CR[rf]
)
