(;GM[1]FF[4]SZ[19]
GN[Attempt]
PC[http://senseis.xmp.net/?EndgameProblem37/Attempts]AP[GoWiki:2009]
DT[2010-03-14]
C[Diagram from http://senseis.xmp.net/?EndgameProblem37/Attempts

Attempt]
PL[W]

AB[ha][oa][pa][db][eb][hb][lb][qb][rb][bc][cc][dc][fc][gc][hc][kc][lc][mc][nc][pc][qc][ad][bd][kd][md][od][pd][ae][le][ne][oe][cf][ef][gf][hf][if][jf][lf][of][pf][gg][hg][kg][lg][mg][pg][qg][dh][fh][gh][kh][mh][ph][di][hi][ki][mi][ni][oi][bj][ej][fj][gj][hj][oj][pj][sj][ck][dk][ek][fk][hk][ik][jk][mk][nk][ok][pk][rk][dl][gl][hl][jl][nl][sl][dm][fm][hm][jm][km][nm][om][pm][rm][sm][cn][gn][hn][in][on][qn][rn][ao][eo][io][jo][mo][qo][ap][bp][dp][ep][fp][ip][jp][mp][op][pp][qp][aq][cq][eq][fq][gq][iq][kq][nq][br][cr][dr][er][gr][jr][kr][lr][mr][nr][ks]
AW[ia][la][ma][fb][jb][kb][mb][nb][ob][pb][sb][ec][ic][jc][oc][rc][cd][dd][ed][hd][jd][rd][be][ce][fe][ge][je][ke][me][pe][qe][af][bf][ff][kf][mf][nf][qf][rf][eg][fg][ig][jg][ng][rg][ch][eh][hh][ih][jh][lh][nh][oh][qh][sh][ci][ei][fi][gi][ii][ji][li][pi][qi][ri][si][aj][cj][dj][jj][kj][lj][mj][nj][qj][bk][kk][qk][al][cl][el][fl][kl][ll][ol][pl][ql][rl][bm][cm][em][lm][mm][qm][an][dn][en][fn][jn][kn][ln][mn][nn][pn][bo][co][do][fo][go][ho][ko][no][oo][po][cp][gp][hp][kp][lp][np][hq][lq][mq][oq][fr][hr][ir][es][fs][gs][hs][js]
LB[ea:a][ga:b][na:e][qa:e][gb:c][ib:a][fd:c][gd:b][ar:d][as:d]

;W[fa]C[W1]MN[1]
;B[ds]C[B2]MN[2]
;W[ka]C[W3]MN[3]
;B[gm]C[B4]MN[4]
;W[bn]C[W5]MN[5]
;B[is]C[B6]MN[6]

;LB[ea:a][ga:b][na:e][qa:e][gb:c][ib:a][fd:c][gd:b][ar:d][as:d]
)
