(;GM[1]FF[4]SZ[19]
GN[Black follow-up]
PC[http://senseis.xmp.net/?EndgameTesuji16]AP[GoWiki:2009]
DT[2011-04-12]
C[Diagram from http://senseis.xmp.net/?EndgameTesuji16

Black follow-up]
PL[B]

AB[da][cb][eb][cc][fc]
AW[ba][db][bc][dc][cd][dd][cf]

;B[ca]C[B2]MN[2]
;W[bb]C[W3]MN[3]
;B[ea]C[B4]MN[4]

;
)
