(;GM[1]FF[4]SZ[19]
GN[Black lives in sente]
PC[http://senseis.xmp.net/?TeachingGame53]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TeachingGame53

Black lives in sente]
PL[B]

AB[eb][fb][ac][cc][dc][fc][bd][cd][id][ie][bf][cf][hf]
AW[gb][gc][ad][dd][fd][hd][ae][be][ce][ee][fe][he][df][if][ig]

;B[ed]C[B1]MN[1]
;W[de]C[W2]MN[2]
;B[ga]C[B3]MN[3]
;W[ha]C[W4]MN[4]
;B[fa]C[B5]MN[5]
;W[hb]C[W6]MN[6]

;
)
