On a forest manoeuvre not much later (4,5)

I believe the answer is:

soon after

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'not much later' is the definition.
I don't know anything about this answer so I cannot tell whether it can be defined by this definition.

'on a forest manoeuvre' is the wordplay.
'manoeuvre' indicates anagramming the letters.
'on'+'a'+'forest'='onaforest'
'onaforest' is an anagram of 'SOON AFTER'.

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I've seen this clue in The Globe and Mail.

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