Split, a capital city? (7)

I believe the answer is:

nicosia

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'capital city?' is the definition.
(I've seen this before)

I don't understand the remainder of the clue.

(Other definitions for nicosia that I've seen before include "Mediterranean city" , "Casino I find in Cyprus - that's capital" , "Mediterranean capital" , "European Union's most southerly capital" , "Casino I visit in Cyprus" .)

I've seen this clue in The Telegraph.

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