(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem83/Solution]AP[GoWiki:2009]
DT[2023-02-04]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem83/Solution

Failure]
PL[B]

AB[qk][rk][ql][qm][on][pn][no][ro][np][nq][oq][pr][qr][rr]
AW[rl][rm][qn][rn][oo][qo][op][qp][pq][qq]

;B[so]C[B1]MN[1]
;W[sn]C[W2]MN[2]
;B[po]C[B3]MN[3]
;W[sl]C[W4]MN[4]
;B[sq]C[B5]MN[5]
;W[sp]C[W6]MN[6]
;B[rp]C[B7]MN[7]
;W[rq]C[W8]MN[8]

;
)
