(;GM[1]FF[4]SZ[19]
GN[Invasion]
PC[https://senseis.xmp.net/?LowInvasionOfFourthLineThreeSpaceExtension]AP[GoWiki:2009]
DT[2022-12-03]
C[Diagram from https://senseis.xmp.net/?LowInvasionOfFourthLineThreeSpaceExtension

Invasion]
PL[W]

AB[lc][od][pd][qd][me][pj][ck][pn][do][cp][pp][cq][qq]
AW[nb][nc][pc][qc][dd][fp][dq][kq][nq][cr][er][pr]
CR[qq]

;W[ql]C[W1]MN[1]
;B[pl]C[B2]MN[2]
;W[qm]C[W3]MN[3]
;B[qk]C[B4]MN[4]
;W[pm]C[W5]MN[5]
;B[om]C[B6]MN[6]
;W[ol]C[W7]MN[7]
;B[pk]C[B8]MN[8]
;W[on]C[W9]MN[9]
;B[nm]C[B10]MN[10]

;CR[qq]
)
