(;GM[1]FF[4]SZ[19]
GN[Solution 1]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem326/Solution]AP[GoWiki:2009]
DT[2023-02-10]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem326/Solution

Solution 1]
PL[W]

AB[ro][op][pp][qr]
AW[ql][rm][on][pn][qn][oo][np][nq][or]
LB[qo:a][rq:b][sr:c][qs:d]


;LB[qo:a][rq:b][sr:c][qs:d]
)
