(;GM[1]FF[4]SZ[19]
GN[If 4 here]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem329/Attempts]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem329/Attempts

If 4 here]
PL[B]

AB[ql][rm][qn][sn][qo][op][pp][qp][nq][qq][nr][ns]
AW[rn][ro][rp][pq][rq][or][qr]

;B[rr]C[B1]MN[1]
;W[sr]C[W2]MN[2]
;B[rs]C[B3]MN[3]
;W[sp]C[W4]MN[4]
;B[ps]C[B5]MN[5]
;W[pr]C[W6]MN[6]
;B[os]C[B7]MN[7]

;
)
