(;GM[1]FF[4]SZ[19]
GN[White takes up position on the third line]
PC[http://senseis.xmp.net/?StrongGroups]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?StrongGroups

White takes up position on the third line]
PL[W]

AB[dd][dj]
AW[pd]
LB[gd:f][hd:g]

;W[fc]C[W1]MN[1]
;B[df]C[B2]MN[2]
;W[db]C[W3]MN[3]
;B[cc]C[B4]MN[4]
;W[ic]C[W5]MN[5]

;LB[gd:f][hd:g]
)
