Meaning: A group of people moved quickly towards the park that was located near their current position.
Choice of Words: Using "They" as a pronoun referring to a group of people or things. "Ran" is a verb that means to move quickly using your legs. "Fast" is an adverb that means at a high speed. "To" is a preposition that indicates the direction or destination of an action. "Nearby" is an adjective that means close to a particular place. "Park" is a noun that refers to a public area with grass, trees, and often other facilities for recreation.