(;GM[1]FF[4]SZ[19]
GN[White to play. Start at 'a'.]
PC[http://senseis.xmp.net/?GokyoShumyoSection7Problem40]AP[GoWiki:2009]
DT[2012-11-30]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection7Problem40

White to play. Start at 'a'.]
PL[W]

AB[da][ga][ma][oa][qa][ra][rb][ac][dc][ec][ae][bf][df][gg][ig][ah][ch][sh][bi][di][gi][fj][sj][dk][fk][al][dl][gl][jl][ll][gm][im][km][cn][en][hn][co][eo][go][io][ap][dp][sp][oq][ar][nr][as][cs][ds][fs][ls][ns][qs][ss]
AW[ca][bb][cb][sb][nc][sc][dd][de][cg][eh][fh][gh][hh][ih][ci][ei][qi][aj][ej][bk][ek][jk][kk][el][il][fm][hm][dn][fn][gn][bo][cp][ep][cq][dq][eq][mq][pq][pr][os]
LB[hl:a]


;LB[hl:a]
)
