(;GM[1]FF[4]SZ[19]
GN[Staircase - just connect]
PC[http://senseis.xmp.net/?OneTwoThree]AP[GoWiki:2009]
DT[2009-12-09]
C[Diagram from http://senseis.xmp.net/?OneTwoThree

Staircase - just connect]
PL[B]

AB[he][gf]
AW[hd][ge]

;B[gd]C[B1]MN[1]
;W[fe]C[W2]MN[2]
;B[hf]C[B3]MN[3]

;
)
