(;GM[1]FF[4]SZ[10:9]
GN[Optimal play]
PC[https://senseis.xmp.net/?PassFightsInUltimateGo]AP[GoWiki:2009]
DT[2020-05-28]
C[Diagram from https://senseis.xmp.net/?PassFightsInUltimateGo

Optimal play]
PL[W]

AB[aa][ca][ea][ab][bb][cb][db][ec][fc][gc][hc][ic][jc][ed][ee][af][bf][cf][df][ef][gf][hf][ag][bg][cg][dg][eg][fg][gg][ah][bh][ch][dh][eh][fh][gh][bi][di][ei][fi][gi]
AW[fa][ha][ja][eb][fb][gb][hb][ib][jb][ac][bc][cc][dc][bd][dd][fd][gd][hd][id][jd][ae][be][ce][de][fe][ge][he][ie][je][ff][if][jf][hg][hh][ih][jh][hi][ii]

;B[ig]C[B2]MN[2]
;W[jg]C[W3]MN[3]
;W[da]C[W5]MN[5]

;
)
