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

White extends]
PL[W]

AB[eb][fb][ec][dd][fd][gd][pd][de]
AW[cc][dc][fc][gc][cd][ed][ee]

;W[hc]C[W1]MN[1]
;B[ef]C[B2]MN[2]

;
)
