13 down
Where
to
find
classic
content
to
keep,
somehow
(5)
Where to find classic content to keep, somehow (5)
hints
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0
hints
The definition is at the beginning of the clue.
How the clue works
Where to find classic is your definition — Epsom Downs, where the Derby is run. Then "content" is the hidden word indicator, pointing you to the interior of "keEP SOMehow", where the answer is sitting right there in plain sight.