(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem233/Solution]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem233/Solution

]
PL[B]

AB[pn][qn][po][lp][np][op][pp][sp][mq][qq][rq][lr][qr][qs][rs][ss]
AW[rl][qm][rn][qo][ro][qp][rp][nq][oq][pq][nr][pr][ps]
CR[sp][qq][rq][qr][qs][rs]


;CR[sp][qq][rq][qr][qs][rs]
)
