(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem290/Solution]AP[GoWiki:2009]
DT[2015-08-13]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem290/Solution

Solution]
PL[B]

AB[ib][mb][ic][qc][jd][ld][qd][je][ke][pf][kg][pg][mh][nh]
AW[lb][jc][kc][nc][kd][le][me][oe][of][mg]

;B[mc]C[B1]MN[1]
;W[nb]C[W2]MN[2]
;B[la]C[B3]MN[3]
;W[ka]C[W4]MN[4]
;B[jb]C[B5]MN[5]
;W[ma]C[W6]MN[6]
;B[kb]C[B7]MN[7]

;
)
