(;GM[1]FF[4]SZ[19]
GN[White walks on the fourth line]
PC[http://senseis.xmp.net/?33PointInvasionQuery1]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?33PointInvasionQuery1

White walks on the fourth line]
PL[W]

AB[dd]

;W[cc]C[W1]MN[1]
;B[dc]C[B2]MN[2]
;W[cd]C[W3]MN[3]
;B[cb]C[B4]MN[4]
;W[de]C[W5]MN[5]
;B[ee]C[B6]MN[6]
;W[df]C[W7]MN[7]
;B[ef]C[B8]MN[8]
;W[dg]C[W9]MN[9]

;
)
