(;GM[1]FF[4]SZ[19]
GN[Black to move]
PC[http://senseis.xmp.net/?GokyoSeimyoVolume3Problem143]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoSeimyoVolume3Problem143

Black to move]
PL[B]

AB[fa][ha][ra][ab][fb][kb][jc][kc][oc][pc][sc][ad][re][cf][of][pf][qf][rh][qi][aj][bj][al][am][dm][im][dn][kn][bp][cp][dp][ep][gp][cq][fq][ar][br][fr][or][as][bs][gs][os]
AW[ca][da][ea][ja][ka][na][pa][ib][qb][rc][ld][pd][be][oe][qe][ag][pg][qg][rg][ah][sh][ai][sj][cl][bm][an][cn][go][ap][sp][bq][dq][eq][hq][cr][er][nr][cs][es][hs][is][ls][qs][rs]


;
)
