Majority cycling around a capital in Asia (5)

I believe the answer is:

kabul

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'a capital in asia' is the definition.
(capital of Afghanistan)

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for kabul that I've seen before include "Capital city of Afghanistan" , "city abroad" , "Move through water" , "Afghan city" , "Middle Eastern capital" .)

I've seen this clue in The Independent.

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