(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem157/Solution]AP[GoWiki:2009]
DT[2014-06-06]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem157/Solution

Solution]
PL[W]

AB[qn][pp][qp][rp][oq][mr][nr][or]
AW[oo][op][lq][mq][nq][pq][qq][lr]

;W[pr]C[W1]MN[1]
;B[ps]C[B2]MN[2]
;W[qs]C[W3]MN[3]
;B[ns]C[B4]MN[4]
;W[os]C[W5]MN[5]

;
)
