(;GM[1]FF[4]SZ[19]
GN[Main line (3)]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem49/Solution]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem49/Solution

Main line (3)]
PL[W]

AB[pk][qk][rk][pl][sl][sm][on][op][oq][mr][or][os][ps]
AW[ql][qm][qn][rn][qo][so][pp][qp][sp][pq][rq][sq][pr]

;W[qs]C[W16]MN[16]
;B[qr]C[B17]MN[17]

;
)
