(;GM[1]FF[4]SZ[19]
GN[Invasion]
PC[http://senseis.xmp.net/?44PointDoubleLowApproach/Discussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?44PointDoubleLowApproach/Discussion

Invasion]
PL[B]

AB[gc][kc][bd][cd][dd][fd][kd][ee][fe][pe][qe][df][cg][nh][ph][qi]
AW[cc][dc][ec][fc][hc][lc][pc][ed][gd][nd][qd][cf][pj][qj]
LB[hb:a]

;B[bb]C[B1]MN[1]
;W[bc]C[W2]MN[2]
;B[ac]C[B3]MN[3]
;W[cb]C[W4]MN[4]
;B[gb]C[B5]MN[5]
;W[fb]C[W6]MN[6]

;LB[hb:a]
)
