Yellow River vs People's Republic of China

Yellow River and People's Republic of China both are nouns.

Word	Noun	Adjective	Verb	Adverb
Yellow River	Yes	No	No	No
People's Republic of China	Yes	No	No	No

Yellow River (noun)	People's Republic of China (noun)
a major river of Asia in northern China; flows generally eastward into the Yellow Sea; carries large quantities of yellow silt to its delta	a communist nation that covers a vast territory in eastern Asia; the most populous country in the world