(;GM[1]FF[4]SZ[19]
GN[Key point - is it enough to win?]
PC[http://senseis.xmp.net/?CanWhiteWinAt136]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?CanWhiteWinAt136

Key point - is it enough to win?]
PL[W]

AB[cb][db][kb][ob][pb][cc][fc][kc][mc][cd][od][pd][be][ke][le][qe][cf][qf][dg][kg][lh][ph][ki][li][pi][qj][hk][lk][nl][ol][gm][jm][km][om][pm][gn][hn][in][kn][mn][bo][co][do][oo][po][qo][cp][ip][jp][kp][qp][cq][fq][gq][hq][jq][kq][lq][pq][rq][cr][dr][hr][jr][kr][mr][ls]
AW[eb][jb][qb][dc][ec][jc][pc][rc][dd][fd][jd][kd][qd][rd][ce][de][re][if][lg][ih][jh][kh][oi][cj][mj][oj][ok][hm][im][nm][bn][cn][dn][jn][nn][qn][eo][ho][io][jo][ko][lo][no][dp][fp][hp][lp][np][op][pp][dq][eq][iq][mq][oq][qq][er][fr][gr][ir][nr][qr][rr][hs][is][js]
CR[cj]
LB[ka:i][lb:j][ld:g][md:h][se:b][rf:a][sf:c][ij:k][mm:l][ro:e][rp:d][sq:f]

;W[eg]C[W1]MN[1]
;B[eh]C[B2]MN[2]
;W[dh]C[W3]MN[3]
;B[ef]C[B4]MN[4]
;W[df]C[W5]MN[5]
;B[fg]C[B6]MN[6]
;W[bf]C[W7]MN[7]
;B[bd]C[B8]MN[8]
;W[cg]C[W9]MN[9]

;CR[cj]
LB[ka:i][lb:j][ld:g][md:h][se:b][rf:a][sf:c][ij:k][mm:l][ro:e][rp:d][sq:f]
)
