(;GM[1]FF[4]SZ[19]
GN[Solution: Ko]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem29/Solution]AP[GoWiki:2009]
DT[2023-02-13]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem29/Solution

Solution: Ko]
PL[B]

AB[pn][qn][op][pp][mq][qq][rq][mr][qr][qs]
AW[qm][rn][qp][rp][pq][nr][or][pr][ps]

;B[sp]C[B1]MN[1]
;W[so]C[W2]MN[2]
;B[qo]C[B3]MN[3]
;W[ro]C[W4]MN[4]
;B[rm]C[B5]MN[5]
;W[sq]C[W6]MN[6]
;B[sr]C[B7]MN[7]
;W[rs]C[W8]MN[8]

;
)
