Pimlico Race Course vs Pimlico

Pimlico Race Course and Pimlico both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pimlico Race Course	Yes	No	No	No
Pimlico	Yes	No	No	No

As nouns, Pimlico Race Course and Pimlico are synonyms defined as:

Pimlico Race Course and Pimlico: a racetrack for thoroughbred racing; site of the Preakness

Pimlico Race Course (noun)	Pimlico (noun)
a racetrack for thoroughbred racing; site of the Preakness	a racetrack for thoroughbred racing; site of the Preakness