(;GM[1]FF[4]SZ[19]
GN[Knight's Extension]
PC[https://senseis.xmp.net/?34PointHighApproach/Diagrams]AP[GoWiki:2009]
DT[2021-09-01]
C[Diagram from https://senseis.xmp.net/?34PointHighApproach/Diagrams

Knight's Extension]
PL[W]

AB[cd]
SQ[ic]

;W[ed]C[W1]MN[1]
;B[df]C[B2]MN[2]

;SQ[ic]
)
