(;GM[1]FF[4]SZ[19]
GN[Variation at 4]
PC[http://senseis.xmp.net/?GokyoShumyoSection2Problem1/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection2Problem1/Solution

Variation at 4]
PL[W]

AB[oa][pb][rb][nc][oc][pc][qc][rc][rd]
AW[qa][mb][nb][ob][mc][nd][od][pd][qd][sd][re][qf]

;B[ra]C[B4]MN[4]
;W[pa]C[W5]MN[5]

;
)
