(;GM[1]FF[4]SZ[19]
GN[Black's resistance]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem51/Solution]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem51/Solution

Black's resistance]
PL[W]

AB[qb][pc][pd][qd][rd][re]
AW[ob][pb][oc][od][pe][qe][rf][qg]
LB[pa:a][qc:x]

;W[ra]C[W1]MN[1]
;B[qa]C[B2]MN[2]
;W[rb]C[W3]MN[3]

;LB[pa:a][qc:x]
)
