(;GM[1]FF[4]SZ[19]
GN[Black to live]
PC[http://senseis.xmp.net/?BQM596]AP[GoWiki:2009]
DT[2018-10-29]
C[Diagram from http://senseis.xmp.net/?BQM596

Black to live]
PL[W]

AB[ha][gb][ib][cc][ec][gc][ic][lc][rc][fd][gd][hd][md][rd][me][qe][cf][mf][qf][eg][ng][og][jh][oh][ph][qh][rh][fi][hi][ji][oi][hj][jj][nj][ck][dk][ik][jk][ok][hl][ol][pl][fm][gm][hm][im][jm][lm][nm][hn][in][kn][mn][on][pn][fo][ho][ko][lo][mo][no][ap][cp][hp][ip][pp][cq][dq][fq][gq][lq][oq][qq][ar][br][dr][er]
AW[oa][qa][jb][pb][rb][jc][mc][oc][qc][dd][id][jd][ld][od][qd][ee][he][le][oe][pe][ef][gg][ig][jg][kg][pg][kh][ki][mi][ni][pi][qi][ij][kj][oj][pj][rj][hk][kk][pk][rk][dl][el][il][jl][kl][ql][km][qm][bn][en][fn][gn][jn][qn][ao][co][do][io][jo][oo][po][qo][bp][ep][jp][kp][lp][mp][np][op][eq][hq][iq][jq][fr][gr]

;W[pf]C[W1]MN[1]

;
)
