Capital one invested in furniture (5)

I believe the answer is:
sofia
(Other definitions for sofia that I've seen before include "Balkan capital" , "Bulgarian city" , "Foreign city" , "capital city" , "Capital of Bulgaria" .)
I believe the answer is:
sofia
(Other definitions for sofia that I've seen before include "Balkan capital" , "Bulgarian city" , "Foreign city" , "capital city" , "Capital of Bulgaria" .)