(;GM[1]FF[4]SZ[13]
GN[White to play and win]
PC[http://senseis.xmp.net/?PracticalEndgameTest6/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?PracticalEndgameTest6/Attempts

White to play and win]
PL[W]

AB[ba][cb][kb][bc][dc][jc][kc][bd][ed][fd][jd][kd][be][ce][de][fe][ge][je][le][cf][df][ff][if][jf][fg][ig][kg][dh][fh][ih][kh][lh][fi][hi][ji][aj][bj][cj][dj][fj][hj][jj][kj][ck][fk][gk][kk][lk][al][bl][cl][dl][el][fl][jl][ml][am]
AW[ca][da][fa][la][db][eb][gb][ib][jb][lb][ec][fc][hc][ic][lc][cd][gd][id][ld][ee][he][ke][bf][gf][hf][kf][lf][bg][cg][dg][eg][lg][eh][gh][hh][ai][bi][ci][di][gi][ii][ki][ej][ij][ek][hk][ik][jk][gl][hl][kl][ll][bm][gm][jm][lm]
LB[ie:a]

;W[gj]C[W1]MN[1]
;B[ei]C[B2]MN[2]
;W[ka]C[W3]MN[3]
;B[mg]C[B4]MN[4]
;W[me]C[W5]MN[5]
;B[ef]C[B6]MN[6]
;W[mf]C[W7]MN[7]
;B[mh]C[B8]MN[8]
;W[ae]C[W9]MN[9]
;B[ad]C[B10]MN[10]

;LB[ie:a]
)
