(;GM[1]FF[4]SZ[19]
GN[Variation]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem67/Solution]AP[GoWiki:2009]
DT[2023-02-07]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem67/Solution

Variation]
PL[W]

AB[pp][qp][oq][qq][rq][sq][nr][or]
AW[mo][oo][po][qo][ro][rp][mq][nq][kr][mr][qr][rr]

;W[pr]C[W4]MN[4]
;B[rs]C[B5]MN[5]
;W[qs]C[W6]MN[6]
;B[sr]C[B7]MN[7]
;W[op]C[W8]MN[8]
;B[pq]C[B9]MN[9]
;W[ss]C[W10]MN[10]
;B[ps]C[B11]MN[11]
;W[os]C[W12]MN[12]
;B[ns]C[B13]MN[13]

;
)
