(;GM[1]FF[4]SZ[19]
GN[85-92]
PC[http://senseis.xmp.net/?MostDifficultProblemEver/ThreeAmateursSolution]AP[GoWiki:2009]
DT[2011-02-25]
C[Diagram from http://senseis.xmp.net/?MostDifficultProblemEver/ThreeAmateursSolution

85-92]
PL[B]

AB[ma][ra][hb][lb][nb][fc][lc][bd][ld][pd][ce][de][ee][fe][le][me][oe][pe][bf][gf][hf][if][mf][of][fg][ig][jg][og][rg][dh][fh][jh][oh][ph][qh][rh][sh][di][ii][ji][mi][ni][oi][pi][aj][fj][ij][lj][mj][rj][ak][ek][ik][lk][qk][rk][sk][al][el][il][ll][ol][pl][ql][am][bm][em][im][lm][qm][rm][an][dn][fn][in][ln][mn][qn][ao][co][fo][io][ko][no][oo][po][bp][cp][ep][ip][np][pp][sp][fq][iq][jq][kq][lq][mq][pq][qq][sq][cr][gr][nr][pr][sr][bs][ns][os][ps]
AW[qa][ib][jb][mb][ob][rb][hc][mc][pc][qc][cd][jd][nd][od][ge][he][ie][ke][qe][re][df][ef][ff][jf][pf][rf][bg][cg][dg][gg][hg][kg][lg][ng][ah][hh][ih][kh][hi][ki][qi][ri][si][bj][cj][hj][jj][kj][nj][oj][pj][qj][dk][hk][jk][nk][ok][dl][hl][jl][ml][nl][rl][sl][cm][hm][jm][mm][om][sm][bn][cn][en][hn][jn][nn][on][pn][rn][sn][bo][ho][jo][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[bi]C[B85]MN[85]
;W[ai]C[W86]MN[86]
;B[bh]C[B87]MN[87]
;W[ag]C[W88]MN[88]
;B[bk]C[B89]MN[89]
;W[ck]C[W90]MN[90]
;B[bl]C[B91]MN[91]
;W[cl]C[W92]MN[92]

;
)
