(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem242/Solution]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem242/Solution

Solution]
PL[W]

AB[ok][pk][ol][om][qm][pn][rn][po][pp][pq][pr][rr]
AW[qj][qk][pl][ql][pm][nn][on][qn][qo][np][rp][nr][or]
LB[qp:a]

;W[ro]C[W1]MN[1]
;B[rq]C[B2]MN[2]

;LB[qp:a]
)
