(;GM[1]FF[4]SZ[19]
GN[Solution:ko]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem336/Solution]AP[GoWiki:2009]
DT[2023-02-10]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem336/Solution

Solution:ko]
PL[W]

AB[po][qo][op][rq][pr]
AW[nn][pn][qn][rn][oo][np][nq][nr][ns]
LB[ro:a]

;W[qr]C[W1]MN[1]
;B[qq]C[B2]MN[2]
;W[ps]C[W3]MN[3]
;B[rr]C[B4]MN[4]
;W[rs]C[W5]MN[5]

;LB[ro:a]
)
