(;GM[1]FF[4]SZ[19]
GN[White tries to prevent two eyes]
PC[http://senseis.xmp.net/?TsumegoFromGames72/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TsumegoFromGames72/Attempts

White tries to prevent two eyes]
PL[B]

AB[ha][hb][lb][hc][lc][bd][cd][dd][hd][jd][kd][ld][od][pd][qd][rd][ae][be][ee][he][ie][je][le][ne][df][ff][gf][mf][gg][mg][gh][mh]
AW[la][ma][gb][ib][jb][nb][ac][bc][cc][dc][fc][gc][nc][pc][qc][rc][ad][ed][md][fe][ge][ke][me][hf][if][jf][kf][lf][jh][kh]
LB[mb:a]

;B[kb]C[B1]MN[1]
;W[ka]C[W2]MN[2]
;B[jc]C[B3]MN[3]
;W[ic]C[W4]MN[4]
;B[ja]C[B5]MN[5]
;W[ia]C[W6]MN[6]
;B[id]C[B7]MN[7]

;LB[mb:a]
)
