(;GM[1]FF[4]SZ[9]
GN[The Ko Fight 2]
PC[http://senseis.xmp.net/?PracticalEndgameTest1/Solution4]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?PracticalEndgameTest1/Solution4

The Ko Fight 2]
PL[B]

AB[ia][bb][gb][hb][cc][ic][cd][ed][gd][hd][id][be][fe][he][af][cf][df][ef][ff][bg][fg][gg][ig][hh][ei][fi][gi][hi]
AW[ba][ha][cb][eb][fb][bc][dc][fc][gc][hc][dd][fd][de][ee][ge][hf][cg][dg][eg][hg][ah][bh][dh][eh][fh][gh][ci][di]

;B[gf]C[B1]MN[1]
;W[ib]C[W2]MN[2]
;B[bi]C[B3]MN[3]
;W[ai]C[W4]MN[4]
;W[ih]C[W6]MN[6]
;B[if]C[B7]MN[7]
;B[bd]C[B9]MN[9]
;W[ab]C[W10]MN[10]

;
)
