(;GM[1]FF[4]SZ[19]
GN[Black to move]
PC[http://senseis.xmp.net/?GokyoSeimyoVolume3Problem142]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoSeimyoVolume3Problem142

Black to move]
PL[B]

AB[na][lb][pb][qb][rb][sb][gc][lc][mc][oc][sc][ad][bd][cd][od][rd][ce][oe][pe][kf][og][ch][dh][eh][oh][ph][ci][ei][pi][qi][mj][nj][qj][gk][qk][ql][qm][rm][sm][lo][ro][pp][iq][jq][sq][jr][rr][gs]
AW[aa][fa][ha][ma][mb][ac][bc][cc][dc][nc][qc][rc][nd][pd][sd][qe][se][df][lf][qf][bg][ng][qg][ah][fh][qh][di][oi][ri][aj][dj][lj][pj][fk][pk][el][pm][ln][qn][rn][sn][eo][kp][rp][sp][qq][er][hr][ir][or][bs][cs][js][ls]


;
)
