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

Black reverse sente]
PL[B]

AB[ia][db][ib][ac][bc][dc][ic][bd][dd][ed][id][ae][be][ce][de][ie][ef][ff][gf][hf][if]
AW[da][ha][eb][hb][ec][gc][hc][fd][hd][ee][fe][ge][he][af][bf][cf][df][dg][eg][fg]

;B[ca]C[B1]MN[1]
;W[ea]C[W2]MN[2]
;B[cb]C[B3]MN[3]

;
)
