(;GM[1]FF[4]SZ[19]
GN[Extension joseki]
PC[http://senseis.xmp.net/?34PointLowApproachKnightsMoveExtension]AP[GoWiki:2009]
DT[2009-05-06]
C[Diagram from http://senseis.xmp.net/?34PointLowApproachKnightsMoveExtension

Extension joseki]
PL[W]

AB[cd]
LB[hc:a]

;W[ec]C[W1]MN[1]
;B[df]C[B2]MN[2]
;W[ic]C[W3]MN[3]

;LB[hc:a]
)
