(;GM[1]FF[4]SZ[19]
GN[White to move and win.]
PC[http://senseis.xmp.net/?MathematicalGo]AP[GoWiki:2009]
DT[2013-02-07]
C[Diagram from http://senseis.xmp.net/?MathematicalGo

White to move and win.]
PL[W]

AB[bb][cb][db][fb][hb][bc][fc][hc][ic][jc][kc][lc][mc][nc][oc][bd][cd][dd][fd][kd][ce][fe][he][ie][je][ke][ne][oe][pe][qe][re][af][cf][df][ef][ff][kf][mf][ag][fg][gg][hg][ig][lg][ng][og][pg][qg][rg][hh][ih][jh][kh][nh][ji][mi][jj][nj][bk][ck][dk][jk][mk][nk][pk][dl][el][fl][gl][hl][jl][ol][pl][bm][dm][gm][jm][mm][nm][bn][dn][fn][gn][kn][ln][bo][do][fo][bp][cp][dp][fp][bq][dq][fq][er][ir][pr][qr][rr][sr][es][fs][gs][hs][is][js][ks][ls][ms][ns][ps][rs]
AW[da][ea][fa][ga][ha][ja][la][na][eb][gb][ib][jb][kb][lb][mb][nb][pb][qb][ec][gc][pc][rc][ad][gd][qd][rd][sd][ae][be][se][bf][of][sf][bg][dg][sg][bh][dh][eh][fh][gh][oh][ph][qh][rh][bi][gi][ii][oi][ri][bj][cj][dj][ej][ij][oj][qj][rj][ak][ek][fk][gk][hk][ik][ok][sk][al][il][ql][rl][im][om][qm][hn][jn][mn][on][qn][go][ho][io][ko][mo][oo][qo][ro][gp][jp][kp][mp][op][rp][gq][iq][jq][mq][oq][pq][qq][rq][ar][br][cr][dr][fr][gr][jr][lr][mr][or][bs][ds][os]


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