Original sentence: The movie inspired the Swedish radio show Mosebacke Monarki (1958–1983), particularly through its basic premise that a small part of the nation's capital is suddenly found to be a separate microstate
Edited sentence: The movie inspired the by now classic Swedish radio show Mosebacke Monarki (1958–1983), particularly through its basic premise that a small part of the nation's capital is suddenly found to be a separate microstate