(;GM[1]FF[4]SZ[13]
GN[Diagram 5. White treats Black 1 as sente]
PC[http://www.go4go.net/]
AP[GoWiki:2009]
DT[2017-06-18]
C[Diagram from http://www.go4go.net/

Diagram 5. White treats Black 1 as sente]
PL[B]

AB[ba][da][fa][ga][ha][ia][ab][bb][cb][db][hb][dc][ec][fc][jc][kc][lc][mc][gd][hd][id][jd][ld][ce][de][ee][fe][je][ke][le][me][cf][df][gf][hf][lf][mf][ag][bg][cg][dg][hg][ig][jg][mg][ah][ch][eh][hh][jh][bi][ci][di][ei][fi][gi][dj][hj][ij][fk][ik][fl][il][jl][kl][ll][ml][bm][fm][gm][jm]
AW[ea][ja][eb][fb][ib][jb][kb][lb][mb][ac][bc][cc][gc][hc][ic][ad][cd][dd][ed][fd][be][ge][he][ie][af][bf][ef][if][jf][kf][eg][fg][gg][kg][gh][ih][kh][lh][ai][hi][ii][ji][ki][li][mi][aj][cj][ej][fj][gj][jj][lj][ak][bk][ck][ek][hk][jk][kk][lk][mk][al][bl][cl][dl][el][gl][hl][em][hm][im]

;B[gk]C[B1]MN[1]
;W[cm]C[W2]MN[2]
;B[gb]C[B3]MN[3]
;W[ff]C[W4]MN[4]
;B[la]C[B5]MN[5]

;
)
