urban center vs Chemulpo

urban center and Chemulpo both are nouns.

Word	Noun	Adjective	Verb	Adverb
urban center	Yes	No	No	No
Chemulpo	Yes	No	No	No

urban center (noun)	Chemulpo (noun)
a large and densely populated urban area; may include several independent administrative districts	a port city in western South Korea on the Yellow Sea