(;GM[1]FF[4]SZ[19]
GN[Attaching outside when the 5-4 is invaded]
PC[http://senseis.xmp.net/?OutsideAttachmentDiscussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?OutsideAttachmentDiscussion

Attaching outside when the 5-4 is invaded]
PL[B]

LB[rf:a]

;B[od]C[B1]MN[1]
;W[qd]C[W2]MN[2]
;B[qe]C[B3]MN[3]
;W[re]C[W4]MN[4]
;B[pe]C[B5]MN[5]
;W[qf]C[W6]MN[6]

;LB[rf:a]
)
