(;GM[1]FF[4]SZ[19]
GN[White to play and live by [oiotoshi\]]
PC[http://senseis.xmp.net/?GokyoShumyoSection5Problem1/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection5Problem1/Attempts

White to play and live by [oiotoshi\]]
PL[W]

AB[bb][fb][ac][fc][bd][cd][ed][cf][df][ef]
AW[cb][eb][bc][cc][dc][dd][de]

;W[ab]C[W1]MN[1]
;B[aa]C[B2]MN[2]
;W[ca]C[W3]MN[3]
;B[ad]C[B4]MN[4]
;W[ba]C[W5]MN[5]
;W[ce]C[W7]MN[7]

;
)
