(;GM[1]FF[4]SZ[19]
GN[Two-Space Low Extension]
PC[https://senseis.xmp.net/?44Point33Invasion3StoneHaneSwitchSidesSmallKnightLooseNet]AP[GoWiki:2009]
DT[2022-09-12]
C[Diagram from https://senseis.xmp.net/?44Point33Invasion3StoneHaneSwitchSidesSmallKnightLooseNet

Two-Space Low Extension]
PL[W]

AB[bc][dc][bd][dd][be][de][cf][ff][bg][cg]
AW[ca][bb][cb][db][cc][fc][cd][ce][bf][df]
LB[fb:b][ec:a]

;W[ic]C[W1]MN[1]
;B[hd]C[B2]MN[2]
;W[hc]C[W3]MN[3]
;B[fd]C[B4]MN[4]

;LB[fb:b][ec:a]
)
