Where Cynthia is, a surprisingly short distance away (6,4,5)

I believe the answer is:

within easy reach

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'distance away' is the definition.
I know nothing about this answer so I can't tell whether it can be defined by this definition.

'where cynthia is a surprisingly' is the wordplay.
'surprisingly' indicates anagramming the letters.
'where'+'cynthia'+'is'+'a'='wherecynthiaisa'
'wherecynthiaisa' is an anagram of 'WITHIN EASY REACH'.

'short' acts as a link.

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I've seen this clue in the Sydney Morning Herald.

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