(;GM[1]FF[4]SZ[19]
GN[137-146]
PC[http://senseis.xmp.net/?MostDifficultProblemEver/ThreeAmateursSolution]AP[GoWiki:2009]
DT[2011-02-25]
C[Diagram from http://senseis.xmp.net/?MostDifficultProblemEver/ThreeAmateursSolution

137-146]
PL[B]

AB[la][ma][na][ra][hb][lb][nb][fc][lc][bd][ld][pd][ce][de][ee][fe][le][me][oe][pe][af][bf][cf][gf][hf][if][mf][nf][of][eg][fg][ig][jg][og][rg][bh][ch][dh][fh][jh][oh][ph][qh][rh][sh][bi][ci][di][ii][ji][mi][ni][oi][pi][dj][fj][ij][lj][mj][rj][ek][ik][lk][qk][rk][sk][el][il][ll][ol][pl][ql][dm][em][im][lm][qm][rm][dn][fn][in][ln][mn][qn][co][fo][io][no][oo][po][bp][cp][ep][ip][np][pp][sp][bq][fq][iq][jq][kq][lq][mq][pq][qq][sq][br][cr][gr][nr][pr][sr][as][bs][ns][os][ps]
AW[ka][oa][qa][ib][jb][kb][mb][ob][rb][hc][kc][mc][nc][pc][qc][cd][jd][kd][nd][od][qd][ge][he][ie][ke][ne][qe][re][df][ef][ff][jf][lf][pf][rf][sf][ag][bg][cg][dg][gg][hg][kg][lg][mg][ng][ah][hh][ih][kh][mh][nh][ai][hi][ki][li][qi][ri][si][aj][bj][cj][hj][jj][kj][nj][oj][pj][qj][bk][ck][dk][hk][jk][kk][nk][ok][cl][dl][hl][jl][ml][nl][rl][sl][bm][cm][hm][jm][mm][om][sm][an][bn][cn][en][hn][jn][kn][nn][on][pn][rn][sn][ao][bo][ho][jo][lo][mo][qo][ro][so][ap][hp][jp][kp][lp][mp][op][qp][rp][aq][eq][hq][oq][rq][ar][hr][ir][jr][kr][lr][mr][or][rr][hs][ms][rs]

;B[al]C[B137]MN[137]
;W[fb]C[W138]MN[138]
;B[eb]C[B139]MN[139]
;W[gb]C[W140]MN[140]
;B[gc]C[B141]MN[141]
;W[ec]C[W142]MN[142]
;B[fa]C[B143]MN[143]
;W[ha]C[W144]MN[144]
;B[dc]C[B145]MN[145]
;W[gj]C[W146]MN[146]

;
)
