Advantageous position (4)
'advantageous position' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for inside track that I've seen before include "Advantageous position" , "last song on the LP?" , "Most advantageous side of race course" , "In a position of advantage" .)
'advantageous position' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for edge that I've seen before include "Border - advantage" , "Inch; border" , "Keenness" , "Final line" , "Periphery" .)