(;GM[1]FF[4]SZ[19]
GN[White sente?]
PC[http://senseis.xmp.net/?BasicEndgameTheory]AP[GoWiki:2009]
DT[2010-03-25]
C[Diagram from http://senseis.xmp.net/?BasicEndgameTheory

White sente?]
PL[W]

AB[eb][dc][ec][dd][fd]
AW[cb][db][cc][cd]

;W[ea]C[W1]MN[1]
;B[fa]C[B2]MN[2]
;W[da]C[W3]MN[3]
;B[fb]C[B4]MN[4]

;
)
