(;GM[1]FF[4]SZ[19]
GN[Variation]
PC[http://senseis.xmp.net/?RTGProblem41/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?RTGProblem41/Solution

Variation]
PL[B]

AB[la][mb][lc][nc][qc][nd][od][qd][rd][sd][qf]
AW[ma][na][nb][ob][qb][rb][oc][rc]
LB[sc:a]

;B[pb]C[B1]MN[1]
;W[pc]C[W2]MN[2]
;B[pa]C[B3]MN[3]
;W[qa]C[W4]MN[4]
;B[sb]C[B5]MN[5]

;LB[sc:a]
)
